Analysis
- max time kernel
22s - max time network
113s - platform
windows10_x64 - resource
win10v20210408 - 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 4 IoCs
pid Process 3776 MsiExec.exe 3776 MsiExec.exe 3776 MsiExec.exe 3776 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) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe - Drops file in Windows directory 10 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSI30D9.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\SourceHash{B9336F0D-359B-45BE-BF2A-8661F790585D} msiexec.exe File opened for modification C:\Windows\Installer\MSI3AAF.tmp msiexec.exe File created C:\Windows\Installer\f742f53.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\MSI383D.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI3AFE.tmp msiexec.exe File opened for modification C:\Windows\Installer\f742f53.msi msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1560 msiexec.exe 1560 msiexec.exe - Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeShutdownPrivilege 3716 msiexec.exe Token: SeIncreaseQuotaPrivilege 3716 msiexec.exe Token: SeSecurityPrivilege 1560 msiexec.exe Token: SeCreateTokenPrivilege 3716 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3716 msiexec.exe Token: SeLockMemoryPrivilege 3716 msiexec.exe Token: SeIncreaseQuotaPrivilege 3716 msiexec.exe Token: SeMachineAccountPrivilege 3716 msiexec.exe Token: SeTcbPrivilege 3716 msiexec.exe Token: SeSecurityPrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeLoadDriverPrivilege 3716 msiexec.exe Token: SeSystemProfilePrivilege 3716 msiexec.exe Token: SeSystemtimePrivilege 3716 msiexec.exe Token: SeProfSingleProcessPrivilege 3716 msiexec.exe Token: SeIncBasePriorityPrivilege 3716 msiexec.exe Token: SeCreatePagefilePrivilege 3716 msiexec.exe Token: SeCreatePermanentPrivilege 3716 msiexec.exe Token: SeBackupPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeShutdownPrivilege 3716 msiexec.exe Token: SeDebugPrivilege 3716 msiexec.exe Token: SeAuditPrivilege 3716 msiexec.exe Token: SeSystemEnvironmentPrivilege 3716 msiexec.exe Token: SeChangeNotifyPrivilege 3716 msiexec.exe Token: SeRemoteShutdownPrivilege 3716 msiexec.exe Token: SeUndockPrivilege 3716 msiexec.exe Token: SeSyncAgentPrivilege 3716 msiexec.exe Token: SeEnableDelegationPrivilege 3716 msiexec.exe Token: SeManageVolumePrivilege 3716 msiexec.exe Token: SeImpersonatePrivilege 3716 msiexec.exe Token: SeCreateGlobalPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3716 msiexec.exe 3716 msiexec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1560 wrote to memory of 3776 1560 msiexec.exe 77 PID 1560 wrote to memory of 3776 1560 msiexec.exe 77 PID 1560 wrote to memory of 3776 1560 msiexec.exe 77
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:3716
-
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:1560 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 16B784C2F85CD73C8417B0C098EBAFE92⤵
- Loads dropped DLL
PID:3776
-