Analysis
- max time kernel
81s - max time network
75s - platform
windows7_x64 - resource
win7v20210408 - submitted
08/10/2021, 15:17
Static task
static1
Behavioral task
behavioral1
Sample
1d9e579c286369209274d6a3dc4199ec.msi
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
1d9e579c286369209274d6a3dc4199ec.msi
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
- Target 1d9e579c286369209274d6a3dc4199ec.msi
- Size 264KB
- Sample211008-sn34maefgp
- SHA256 ed67426b28e7013c1552aa7ba950f97f3671bc1e97ee56b4ca81f3efd5ec795f
- MD5 1d9e579c286369209274d6a3dc4199ec
- SHA1 e11f4ac27bc7f7dc17ec0177448f384ebfebc593
- SHA512 7b3a816256c70cbffaaf49be8affd7da2483027ecb095242d6e7101fa10575e5a5b35eabe75a287f8bf307ad028e3de7e549f826ce4e8c74201010a8ab869307
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Blocklisted process makes network request 3 IoCs
flow pid Process 3 1776 MsiExec.exe 5 1776 MsiExec.exe 7 1776 MsiExec.exe - Executes dropped EXE 1 IoCs
pid Process 1820 DdlNw.exe - Loads dropped DLL 4 IoCs
pid Process 1776 MsiExec.exe 1776 MsiExec.exe 1820 DdlNw.exe 396 iexplore.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin-_444khS4 = "\"C:\\Users\\Admin\\Saved Games\\Admin atkVr\\DdlNw.exe\"" iexplore.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) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe - Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSI6EEA.tmp msiexec.exe File created C:\Windows\Installer\f746a68.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSIEC35.tmp msiexec.exe File opened for modification C:\Windows\Installer\f746a68.ipi msiexec.exe File created C:\Windows\Installer\f746a66.msi msiexec.exe File opened for modification C:\Windows\Installer\f746a66.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI6B9E.tmp msiexec.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 iexplore.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString iexplore.exe - Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS iexplore.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer iexplore.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName iexplore.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion iexplore.exe - Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Control Panel\(Padrão) 2 = "DdlNw" DdlNw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Control Panel\(Padrão) 3 = "C:\\Users\\Admin\\Saved Games\\Admin atkVr\\" DdlNw.exe - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 3 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious behavior: EnumeratesProcesses 56 IoCs
pid Process 1424 msiexec.exe 1424 msiexec.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe 396 iexplore.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1988 msiexec.exe Token: SeIncreaseQuotaPrivilege 1988 msiexec.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe Token: SeSecurityPrivilege 1424 msiexec.exe Token: SeCreateTokenPrivilege 1988 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1988 msiexec.exe Token: SeLockMemoryPrivilege 1988 msiexec.exe Token: SeIncreaseQuotaPrivilege 1988 msiexec.exe Token: SeMachineAccountPrivilege 1988 msiexec.exe Token: SeTcbPrivilege 1988 msiexec.exe Token: SeSecurityPrivilege 1988 msiexec.exe Token: SeTakeOwnershipPrivilege 1988 msiexec.exe Token: SeLoadDriverPrivilege 1988 msiexec.exe Token: SeSystemProfilePrivilege 1988 msiexec.exe Token: SeSystemtimePrivilege 1988 msiexec.exe Token: SeProfSingleProcessPrivilege 1988 msiexec.exe Token: SeIncBasePriorityPrivilege 1988 msiexec.exe Token: SeCreatePagefilePrivilege 1988 msiexec.exe Token: SeCreatePermanentPrivilege 1988 msiexec.exe Token: SeBackupPrivilege 1988 msiexec.exe Token: SeRestorePrivilege 1988 msiexec.exe Token: SeShutdownPrivilege 1988 msiexec.exe Token: SeDebugPrivilege 1988 msiexec.exe Token: SeAuditPrivilege 1988 msiexec.exe Token: SeSystemEnvironmentPrivilege 1988 msiexec.exe Token: SeChangeNotifyPrivilege 1988 msiexec.exe Token: SeRemoteShutdownPrivilege 1988 msiexec.exe Token: SeUndockPrivilege 1988 msiexec.exe Token: SeSyncAgentPrivilege 1988 msiexec.exe Token: SeEnableDelegationPrivilege 1988 msiexec.exe Token: SeManageVolumePrivilege 1988 msiexec.exe Token: SeImpersonatePrivilege 1988 msiexec.exe Token: SeCreateGlobalPrivilege 1988 msiexec.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe Token: SeIncreaseQuotaPrivilege 1540 WMIC.exe Token: SeSecurityPrivilege 1540 WMIC.exe Token: SeTakeOwnershipPrivilege 1540 WMIC.exe Token: SeLoadDriverPrivilege 1540 WMIC.exe Token: SeSystemProfilePrivilege 1540 WMIC.exe Token: SeSystemtimePrivilege 1540 WMIC.exe Token: SeProfSingleProcessPrivilege 1540 WMIC.exe Token: SeIncBasePriorityPrivilege 1540 WMIC.exe Token: SeCreatePagefilePrivilege 1540 WMIC.exe Token: SeBackupPrivilege 1540 WMIC.exe Token: SeRestorePrivilege 1540 WMIC.exe Token: SeShutdownPrivilege 1540 WMIC.exe Token: SeDebugPrivilege 1540 WMIC.exe Token: SeSystemEnvironmentPrivilege 1540 WMIC.exe Token: SeRemoteShutdownPrivilege 1540 WMIC.exe Token: SeUndockPrivilege 1540 WMIC.exe Token: SeManageVolumePrivilege 1540 WMIC.exe Token: 33 1540 WMIC.exe Token: 34 1540 WMIC.exe Token: 35 1540 WMIC.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe Token: SeRestorePrivilege 1424 msiexec.exe Token: SeTakeOwnershipPrivilege 1424 msiexec.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1988 msiexec.exe 1776 MsiExec.exe 1988 msiexec.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1424 wrote to memory of 1776 1424 msiexec.exe 26 PID 1776 wrote to memory of 1540 1776 MsiExec.exe 27 PID 1776 wrote to memory of 1540 1776 MsiExec.exe 27 PID 1776 wrote to memory of 1540 1776 MsiExec.exe 27 PID 1776 wrote to memory of 1540 1776 MsiExec.exe 27 PID 1820 wrote to memory of 396 1820 DdlNw.exe 31 PID 1820 wrote to memory of 396 1820 DdlNw.exe 31 PID 1820 wrote to memory of 396 1820 DdlNw.exe 31 PID 1820 wrote to memory of 396 1820 DdlNw.exe 31 PID 1820 wrote to memory of 396 1820 DdlNw.exe 31
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\1d9e579c286369209274d6a3dc4199ec.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1988
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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:1424 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding A327C9BBB2CE81A42463C0ADA70FC2C72⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\Wbem\WMIC.exe"C:\Windows\System32\Wbem\WMIC.exe" process call create 'C:\Users\Admin\Saved Games\Admin atkVr\DdlNw.exe'3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1540
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C:\Users\Admin\Saved Games\Admin atkVr\DdlNw.exe"C:\Users\Admin\Saved Games\Admin atkVr\DdlNw.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Program Files (x86)\Internet explorer\iexplore.exe"C:\Program Files (x86)\Internet explorer\iexplore.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:396
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