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Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
22/12/2023, 06:43
Static task
static1
Behavioral task
behavioral1
Sample
winfsp-1.5.20002.msi
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral2
Sample
winfsp-1.5.20002.msi
Resource
win10v2004-20231215-en
windows10-2004-x64
General
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Target
winfsp-1.5.20002.msi
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Size
2.5MB
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MD5
1805d856379e6096e411fdc05eee46e2
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SHA1
03c6cd4e7bb0104961f9a85db6b889ac44a3f3de
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SHA256
0abab684ca302c48afa4abd1572e77af0bac78d57d253381aff4fd8a764f98d2
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SHA512
71193146739dec6ee5f4d346f964f219664c12e90de1450fa4eb108cb4c1342aed7f2118d6fe8cd6997d5fcc24e31c63c6e860f5b34885550af4422271c390f6
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SSDEEP
49152:6trK7ptfUPMTyrdi/EHuVYXygRbbw7Q5anT:6pItMIEHuVCd1wsgT
Malware Config
Signatures
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Blocklisted process makes network request 3 IoCs
flow pid Process 3 2232 msiexec.exe 5 2232 msiexec.exe 7 2232 msiexec.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2232 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
description pid Process Token: SeShutdownPrivilege 2232 msiexec.exe Token: SeIncreaseQuotaPrivilege 2232 msiexec.exe Token: SeRestorePrivilege 324 msiexec.exe Token: SeTakeOwnershipPrivilege 324 msiexec.exe Token: SeSecurityPrivilege 324 msiexec.exe Token: SeCreateTokenPrivilege 2232 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2232 msiexec.exe Token: SeLockMemoryPrivilege 2232 msiexec.exe Token: SeIncreaseQuotaPrivilege 2232 msiexec.exe Token: SeMachineAccountPrivilege 2232 msiexec.exe Token: SeTcbPrivilege 2232 msiexec.exe Token: SeSecurityPrivilege 2232 msiexec.exe Token: SeTakeOwnershipPrivilege 2232 msiexec.exe Token: SeLoadDriverPrivilege 2232 msiexec.exe Token: SeSystemProfilePrivilege 2232 msiexec.exe Token: SeSystemtimePrivilege 2232 msiexec.exe Token: SeProfSingleProcessPrivilege 2232 msiexec.exe Token: SeIncBasePriorityPrivilege 2232 msiexec.exe Token: SeCreatePagefilePrivilege 2232 msiexec.exe Token: SeCreatePermanentPrivilege 2232 msiexec.exe Token: SeBackupPrivilege 2232 msiexec.exe Token: SeRestorePrivilege 2232 msiexec.exe Token: SeShutdownPrivilege 2232 msiexec.exe Token: SeDebugPrivilege 2232 msiexec.exe Token: SeAuditPrivilege 2232 msiexec.exe Token: SeSystemEnvironmentPrivilege 2232 msiexec.exe Token: SeChangeNotifyPrivilege 2232 msiexec.exe Token: SeRemoteShutdownPrivilege 2232 msiexec.exe Token: SeUndockPrivilege 2232 msiexec.exe Token: SeSyncAgentPrivilege 2232 msiexec.exe Token: SeEnableDelegationPrivilege 2232 msiexec.exe Token: SeManageVolumePrivilege 2232 msiexec.exe Token: SeImpersonatePrivilege 2232 msiexec.exe Token: SeCreateGlobalPrivilege 2232 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2232 msiexec.exe
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\winfsp-1.5.20002.msi1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2232
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:324
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06