Analysis
- max time kernel
135s - max time network
106s - platform
windows10-2004_x64 - resource
win10v2004-20240419-es - resource tags
arch:x64arch:x86image:win10v2004-20240419-eslocale:es-esos:windows10-2004-x64systemwindows - submitted
03/05/2024, 17:03
Behavioral task
behavioral1
Sample
c0a3de641576cce67bbeb6c58c776f73d86e09ee89d37570c724071bf848afc5.msi
Resource
win7-20240215-es
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
c0a3de641576cce67bbeb6c58c776f73d86e09ee89d37570c724071bf848afc5.msi
Resource
win10v2004-20240419-es
windows10-2004-x64
10 signatures
150 seconds
General
- Target c0a3de641576cce67bbeb6c58c776f73d86e09ee89d37570c724071bf848afc5.msi
- Size 13.7MB
- Sample240503-vknwmsbe3z
- SHA256 c0a3de641576cce67bbeb6c58c776f73d86e09ee89d37570c724071bf848afc5
- MD5 b9f84cbf370857a27761d54dae9a31f0
- SHA1 db4b996018577044895978e48fe1244d639eeb93
- SHA512 be6b60499906bd5b5e52e7685980d5a1648a4f8a82b81d05a8d7da46ae01e9cd1a852db0e8af4993e391dbfbee39f83808aa942667083fc504871b43762104a6
- SSDEEP 98304:DtNkaeb7Yp7pRFjr+fTHopNj2AGvCg5P2hyzJGuvPEsxNg9Lkh8l480:DebGX0HuNABQyNPEsDKwS
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Blocklisted process makes network request 1 IoCs
flow pid Process 5 4896 MsiExec.exe - Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\I: msiexec.exe 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) \??\A: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\K: msiexec.exe - Drops file in Windows directory 12 IoCs
description ioc Process File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI4309.tmp msiexec.exe File created C:\Windows\Installer\e574100.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\MSI41FB.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI421C.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI422C.tmp msiexec.exe File opened for modification C:\Windows\Installer\e574100.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI416E.tmp msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\SourceHash{H8OSMGOH-8VK7-65CZ-LV3M-JB8R8FVJLT0R} msiexec.exe File opened for modification C:\Windows\Installer\MSI42BA.tmp msiexec.exe - Loads dropped DLL 5 IoCs
pid Process 4896 MsiExec.exe 4896 MsiExec.exe 4896 MsiExec.exe 4896 MsiExec.exe 4896 MsiExec.exe - Program crash 1 IoCs
pid pid_target Process procid_target 2200 4896 WerFault.exe 86 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3664 msiexec.exe 3664 msiexec.exe - Suspicious use of AdjustPrivilegeToken 52 IoCs
description pid Process Token: SeShutdownPrivilege 2652 msiexec.exe Token: SeIncreaseQuotaPrivilege 2652 msiexec.exe Token: SeSecurityPrivilege 3664 msiexec.exe Token: SeCreateTokenPrivilege 2652 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2652 msiexec.exe Token: SeLockMemoryPrivilege 2652 msiexec.exe Token: SeIncreaseQuotaPrivilege 2652 msiexec.exe Token: SeMachineAccountPrivilege 2652 msiexec.exe Token: SeTcbPrivilege 2652 msiexec.exe Token: SeSecurityPrivilege 2652 msiexec.exe Token: SeTakeOwnershipPrivilege 2652 msiexec.exe Token: SeLoadDriverPrivilege 2652 msiexec.exe Token: SeSystemProfilePrivilege 2652 msiexec.exe Token: SeSystemtimePrivilege 2652 msiexec.exe Token: SeProfSingleProcessPrivilege 2652 msiexec.exe Token: SeIncBasePriorityPrivilege 2652 msiexec.exe Token: SeCreatePagefilePrivilege 2652 msiexec.exe Token: SeCreatePermanentPrivilege 2652 msiexec.exe Token: SeBackupPrivilege 2652 msiexec.exe Token: SeRestorePrivilege 2652 msiexec.exe Token: SeShutdownPrivilege 2652 msiexec.exe Token: SeDebugPrivilege 2652 msiexec.exe Token: SeAuditPrivilege 2652 msiexec.exe Token: SeSystemEnvironmentPrivilege 2652 msiexec.exe Token: SeChangeNotifyPrivilege 2652 msiexec.exe Token: SeRemoteShutdownPrivilege 2652 msiexec.exe Token: SeUndockPrivilege 2652 msiexec.exe Token: SeSyncAgentPrivilege 2652 msiexec.exe Token: SeEnableDelegationPrivilege 2652 msiexec.exe Token: SeManageVolumePrivilege 2652 msiexec.exe Token: SeImpersonatePrivilege 2652 msiexec.exe Token: SeCreateGlobalPrivilege 2652 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe Token: SeRestorePrivilege 3664 msiexec.exe Token: SeTakeOwnershipPrivilege 3664 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2652 msiexec.exe 2652 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4896 MsiExec.exe 4896 MsiExec.exe 4896 MsiExec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3664 wrote to memory of 4896 3664 msiexec.exe 86 PID 3664 wrote to memory of 4896 3664 msiexec.exe 86 PID 3664 wrote to memory of 4896 3664 msiexec.exe 86
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\c0a3de641576cce67bbeb6c58c776f73d86e09ee89d37570c724071bf848afc5.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2652
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 3736DE07D71FE001F13E52F83093BCED2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:4896 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 12963⤵
- Program crash
PID:2200
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4896 -ip 48961⤵PID:2320
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\Installer\MSI416E.tmp
- Size 554KB
- SHA256 bb9a3c8972d89ad03c1dee3e91f03a13aca8d370185ac521b8c48040cc285ef4
- MD5 3b171ce087bb799aafcbbd93bab27f71
- SHA1 7bd69efbc7797bdff5510830ca2cc817c8b86d08
- SHA512 7700d86f6f2c6798bed1be6cd651805376d545f48f0a89c08f7032066431cb4df980688a360c44275b8d7f8010769dc236fbdaa0184125d016acdf158989ee38
- SSDEEP 6144:3C36NNwIFqS6ZjRjr+hCfK3oQJY4bGvNq9AOD+Zr5k9PmaI3xM:3C360SCj1rIoQJrUq9MR5SmaI3xM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Installer\MSI4309.tmp
- Size 12.6MB
- SHA256 8b233d87ce4e5e7795bad1c4011e0ac922a344a2d584ebc7070e07d2166f90e6
- MD5 f93953ae688e969695943a1948920507
- SHA1 72e6b4e6b43cd6978e54d50771c8f74cf19110bd
- SHA512 086b2f8bf0f9e8412e5339ac18791fd10404e889de23d065c8351a63f1d527034d3bd97352bd697eb9e621c0fb4414f496531e501da391a1d9d1f6e94ca7cfdf
- SSDEEP 98304:rNkaeb7Yp7pRFjr+fTHopNj2AGvCg5P2hyzJGuvPEsxNg9Lkh8l4:AbGX0HuNABQyNPEsDKw
- MD5 SHA1 SHA512 SSDEEP