Analysis
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max time kernel
61s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2023 05:07
Static task
static1
Behavioral task
behavioral1
Sample
putty-64bit-0.78-installer.msi
Resource
win7-20220901-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
putty-64bit-0.78-installer.msi
Resource
win10v2004-20221111-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
putty-64bit-0.78-installer.msi
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Size
3.5MB
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MD5
108b432c4dc0a66b657d985e180bec71
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SHA1
262812d43303b7ddc7c04a1c243172ebe6579f00
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SHA256
e64775374097f1b1c8fd4173f7d5be4305b88cec26a56d003113aff2837ae08e
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SHA512
5ddb97078b417f22c54dce768564dec58fd92a9c190f7a6cac9c7979a0f136dd439da1d59dd3c088e709433f5c4f79c033abd4b6ca8989d38620c20f4623386e
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SSDEEP
98304:Ujhyh9EoxGHgBRn8Tg4IDrwRW8FMDMb34+NHC6:UjhyJPR8Tg4IDrwdFMD048
Score
8/10
Malware Config
Signatures
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Blocklisted process makes network request 4 IoCs
flow pid Process 4 4708 msiexec.exe 6 4708 msiexec.exe 8 4708 msiexec.exe 10 4708 msiexec.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Z: msiexec.exe -
Suspicious use of AdjustPrivilegeToken 32 IoCs
description pid Process Token: SeShutdownPrivilege 4708 msiexec.exe Token: SeIncreaseQuotaPrivilege 4708 msiexec.exe Token: SeSecurityPrivilege 4588 msiexec.exe Token: SeCreateTokenPrivilege 4708 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4708 msiexec.exe Token: SeLockMemoryPrivilege 4708 msiexec.exe Token: SeIncreaseQuotaPrivilege 4708 msiexec.exe Token: SeMachineAccountPrivilege 4708 msiexec.exe Token: SeTcbPrivilege 4708 msiexec.exe Token: SeSecurityPrivilege 4708 msiexec.exe Token: SeTakeOwnershipPrivilege 4708 msiexec.exe Token: SeLoadDriverPrivilege 4708 msiexec.exe Token: SeSystemProfilePrivilege 4708 msiexec.exe Token: SeSystemtimePrivilege 4708 msiexec.exe Token: SeProfSingleProcessPrivilege 4708 msiexec.exe Token: SeIncBasePriorityPrivilege 4708 msiexec.exe Token: SeCreatePagefilePrivilege 4708 msiexec.exe Token: SeCreatePermanentPrivilege 4708 msiexec.exe Token: SeBackupPrivilege 4708 msiexec.exe Token: SeRestorePrivilege 4708 msiexec.exe Token: SeShutdownPrivilege 4708 msiexec.exe Token: SeDebugPrivilege 4708 msiexec.exe Token: SeAuditPrivilege 4708 msiexec.exe Token: SeSystemEnvironmentPrivilege 4708 msiexec.exe Token: SeChangeNotifyPrivilege 4708 msiexec.exe Token: SeRemoteShutdownPrivilege 4708 msiexec.exe Token: SeUndockPrivilege 4708 msiexec.exe Token: SeSyncAgentPrivilege 4708 msiexec.exe Token: SeEnableDelegationPrivilege 4708 msiexec.exe Token: SeManageVolumePrivilege 4708 msiexec.exe Token: SeImpersonatePrivilege 4708 msiexec.exe Token: SeCreateGlobalPrivilege 4708 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4708 msiexec.exe
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\putty-64bit-0.78-installer.msi1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4708
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4588