Analysis
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max time kernel
2s -
max time network
6s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
20-04-2023 09:20
Static task
static1
Behavioral task
behavioral1
Sample
putty-64bit-0.78-installer.msi
Resource
win7-20230220-en
windows7-x64
Behavioral task
behavioral2
Sample
putty-64bit-0.78-installer.msi
Resource
win10v2004-20230220-en
windows10-2004-x64
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
Malware Config
Signatures
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Blocklisted process makes network request 4 IoCs
flow pid Process 2 1580 msiexec.exe 4 1580 msiexec.exe 6 1580 msiexec.exe 8 1580 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) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Q: 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) \??\F: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
description pid Process Token: SeShutdownPrivilege 1580 msiexec.exe Token: SeIncreaseQuotaPrivilege 1580 msiexec.exe Token: SeRestorePrivilege 892 msiexec.exe Token: SeTakeOwnershipPrivilege 892 msiexec.exe Token: SeSecurityPrivilege 892 msiexec.exe Token: SeCreateTokenPrivilege 1580 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1580 msiexec.exe Token: SeLockMemoryPrivilege 1580 msiexec.exe Token: SeIncreaseQuotaPrivilege 1580 msiexec.exe Token: SeMachineAccountPrivilege 1580 msiexec.exe Token: SeTcbPrivilege 1580 msiexec.exe Token: SeSecurityPrivilege 1580 msiexec.exe Token: SeTakeOwnershipPrivilege 1580 msiexec.exe Token: SeLoadDriverPrivilege 1580 msiexec.exe Token: SeSystemProfilePrivilege 1580 msiexec.exe Token: SeSystemtimePrivilege 1580 msiexec.exe Token: SeProfSingleProcessPrivilege 1580 msiexec.exe Token: SeIncBasePriorityPrivilege 1580 msiexec.exe Token: SeCreatePagefilePrivilege 1580 msiexec.exe Token: SeCreatePermanentPrivilege 1580 msiexec.exe Token: SeBackupPrivilege 1580 msiexec.exe Token: SeRestorePrivilege 1580 msiexec.exe Token: SeShutdownPrivilege 1580 msiexec.exe Token: SeDebugPrivilege 1580 msiexec.exe Token: SeAuditPrivilege 1580 msiexec.exe Token: SeSystemEnvironmentPrivilege 1580 msiexec.exe Token: SeChangeNotifyPrivilege 1580 msiexec.exe Token: SeRemoteShutdownPrivilege 1580 msiexec.exe Token: SeUndockPrivilege 1580 msiexec.exe Token: SeSyncAgentPrivilege 1580 msiexec.exe Token: SeEnableDelegationPrivilege 1580 msiexec.exe Token: SeManageVolumePrivilege 1580 msiexec.exe Token: SeImpersonatePrivilege 1580 msiexec.exe Token: SeCreateGlobalPrivilege 1580 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1580 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:1580
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:892
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6