Analysis
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max time kernel
150s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
02-11-2023 22:57
Static task
static1
Behavioral task
behavioral1
Sample
e895b051e04fda2453d83548e017a31efb1b264bf28a5880f67c8d9506652aa9.msi
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
e895b051e04fda2453d83548e017a31efb1b264bf28a5880f67c8d9506652aa9.msi
Resource
win10v2004-20231023-en
General
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Target
e895b051e04fda2453d83548e017a31efb1b264bf28a5880f67c8d9506652aa9.msi
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Size
53.6MB
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MD5
9b2b859b796c24e42d0cca13cbfc2a4f
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SHA1
e1905a33adb1bf70620e5f43f72508f136069fff
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SHA256
e895b051e04fda2453d83548e017a31efb1b264bf28a5880f67c8d9506652aa9
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SHA512
f1e74ef5edb5722dc6c31442730b07469913ecf6c61ac3b2b364d627c2544a11c536d9585e9ae6a44ae81c190b389bff90f45e98a6728e6f689f964e145fec0c
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SSDEEP
1572864:rw9cpvCjEyReqCXgKBGdWXCJW+XPFR8AX8+Y:0cpvOEyk6K0MYXd58z
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 3 1164 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) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: 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) \??\U: msiexec.exe File opened (read-only) \??\W: 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) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Q: msiexec.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1164 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeShutdownPrivilege 1164 msiexec.exe Token: SeIncreaseQuotaPrivilege 1164 msiexec.exe Token: SeRestorePrivilege 2720 msiexec.exe Token: SeTakeOwnershipPrivilege 2720 msiexec.exe Token: SeSecurityPrivilege 2720 msiexec.exe Token: SeCreateTokenPrivilege 1164 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1164 msiexec.exe Token: SeLockMemoryPrivilege 1164 msiexec.exe Token: SeIncreaseQuotaPrivilege 1164 msiexec.exe Token: SeMachineAccountPrivilege 1164 msiexec.exe Token: SeTcbPrivilege 1164 msiexec.exe Token: SeSecurityPrivilege 1164 msiexec.exe Token: SeTakeOwnershipPrivilege 1164 msiexec.exe Token: SeLoadDriverPrivilege 1164 msiexec.exe Token: SeSystemProfilePrivilege 1164 msiexec.exe Token: SeSystemtimePrivilege 1164 msiexec.exe Token: SeProfSingleProcessPrivilege 1164 msiexec.exe Token: SeIncBasePriorityPrivilege 1164 msiexec.exe Token: SeCreatePagefilePrivilege 1164 msiexec.exe Token: SeCreatePermanentPrivilege 1164 msiexec.exe Token: SeBackupPrivilege 1164 msiexec.exe Token: SeRestorePrivilege 1164 msiexec.exe Token: SeShutdownPrivilege 1164 msiexec.exe Token: SeDebugPrivilege 1164 msiexec.exe Token: SeAuditPrivilege 1164 msiexec.exe Token: SeSystemEnvironmentPrivilege 1164 msiexec.exe Token: SeChangeNotifyPrivilege 1164 msiexec.exe Token: SeRemoteShutdownPrivilege 1164 msiexec.exe Token: SeUndockPrivilege 1164 msiexec.exe Token: SeSyncAgentPrivilege 1164 msiexec.exe Token: SeEnableDelegationPrivilege 1164 msiexec.exe Token: SeManageVolumePrivilege 1164 msiexec.exe Token: SeImpersonatePrivilege 1164 msiexec.exe Token: SeCreateGlobalPrivilege 1164 msiexec.exe Token: SeBackupPrivilege 2468 vssvc.exe Token: SeRestorePrivilege 2468 vssvc.exe Token: SeAuditPrivilege 2468 vssvc.exe Token: SeBackupPrivilege 2720 msiexec.exe Token: SeRestorePrivilege 2720 msiexec.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeRestorePrivilege 1472 DrvInst.exe Token: SeLoadDriverPrivilege 1472 DrvInst.exe Token: SeLoadDriverPrivilege 1472 DrvInst.exe Token: SeLoadDriverPrivilege 1472 DrvInst.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1164 msiexec.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\e895b051e04fda2453d83548e017a31efb1b264bf28a5880f67c8d9506652aa9.msi1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1164
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2720
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2468
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000060" "00000000000003E0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1472
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
22KB
MD5b6a9ce25cbd363bedc6068fa2f14c9cf
SHA1d1931ad80f91eee9913b5135e806978ae5d4c41b
SHA25685f0f2b1ef8bc0bd6972877e67e7045be539ffa1d01270164c40e48f8d401ace
SHA512c64cd3cfc467d1b630e59c9f84617e57df567b01a99271e5608f6dca3fbf6dcf020b5b5202084f8a91715db642e323dedf05567059e682e67a6a880669e1697e
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf