Analysis
- max time kernel
5s - max time network
54s - platform
windows7_x64 - resource
win7v20210410 - submitted
04/08/2021, 19:52
Static task
static1
Behavioral task
behavioral1
Sample
DCBR-VKOCLTQTY901035494.msi
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
DCBR-VKOCLTQTY901035494.msi
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
- Target DCBR-VKOCLTQTY901035494.msi
- Size 14.4MB
- Sample210804-9cbwxnt6vx
- SHA256 7c0e1cd087a6de0875bb7cf4b9546914e59b7795fc128c0987b9d84629d95080
- MD5 1ec21fa31b0fe2177cbc7aa9846aba36
- SHA1 784054fa93b3085eb2e53428ee1504692bad573c
- SHA512 b2a2c41f12741fab7570f74484da982cd2127bd7657431d61407a3b81640a041d3a89187211171ac5c57b30b6ec0c43b39fa499d51799ed19cb086cf72b97f27
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 3 IoCs
pid Process 1772 MsiExec.exe 1772 MsiExec.exe 1772 MsiExec.exe - Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: 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) \??\Y: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\T: msiexec.exe - Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\Installer\f74ab7b.msi msiexec.exe File opened for modification C:\Windows\Installer\f74ab7b.msi msiexec.exe File opened for modification C:\Windows\Installer\MSIAC85.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIAE1B.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSIB05E.tmp msiexec.exe File created C:\Windows\Installer\f74ab7d.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSIB02F.tmp msiexec.exe File opened for modification C:\Windows\Installer\f74ab7d.ipi msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2028 msiexec.exe 2028 msiexec.exe - Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeShutdownPrivilege 1752 msiexec.exe Token: SeIncreaseQuotaPrivilege 1752 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeSecurityPrivilege 2028 msiexec.exe Token: SeCreateTokenPrivilege 1752 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1752 msiexec.exe Token: SeLockMemoryPrivilege 1752 msiexec.exe Token: SeIncreaseQuotaPrivilege 1752 msiexec.exe Token: SeMachineAccountPrivilege 1752 msiexec.exe Token: SeTcbPrivilege 1752 msiexec.exe Token: SeSecurityPrivilege 1752 msiexec.exe Token: SeTakeOwnershipPrivilege 1752 msiexec.exe Token: SeLoadDriverPrivilege 1752 msiexec.exe Token: SeSystemProfilePrivilege 1752 msiexec.exe Token: SeSystemtimePrivilege 1752 msiexec.exe Token: SeProfSingleProcessPrivilege 1752 msiexec.exe Token: SeIncBasePriorityPrivilege 1752 msiexec.exe Token: SeCreatePagefilePrivilege 1752 msiexec.exe Token: SeCreatePermanentPrivilege 1752 msiexec.exe Token: SeBackupPrivilege 1752 msiexec.exe Token: SeRestorePrivilege 1752 msiexec.exe Token: SeShutdownPrivilege 1752 msiexec.exe Token: SeDebugPrivilege 1752 msiexec.exe Token: SeAuditPrivilege 1752 msiexec.exe Token: SeSystemEnvironmentPrivilege 1752 msiexec.exe Token: SeChangeNotifyPrivilege 1752 msiexec.exe Token: SeRemoteShutdownPrivilege 1752 msiexec.exe Token: SeUndockPrivilege 1752 msiexec.exe Token: SeSyncAgentPrivilege 1752 msiexec.exe Token: SeEnableDelegationPrivilege 1752 msiexec.exe Token: SeManageVolumePrivilege 1752 msiexec.exe Token: SeImpersonatePrivilege 1752 msiexec.exe Token: SeCreateGlobalPrivilege 1752 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe Token: SeRestorePrivilege 2028 msiexec.exe Token: SeTakeOwnershipPrivilege 2028 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1752 msiexec.exe 1752 msiexec.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28 PID 2028 wrote to memory of 1772 2028 msiexec.exe 28
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\DCBR-VKOCLTQTY901035494.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1752
-
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:2028 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding D071C146C415C076A7D0A47D74B7A7D92⤵
- Loads dropped DLL
PID:1772
-