81476a0591455602ec96e76fd76d781dc2da872e3c1909b58bda58a1851f6099

Analysis

max time kernel
139s
max time network
140s
platform
windows10_x64
resource
win10v20201028
submitted
29/10/2020, 06:24

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General

Target
#4725162.doc.rtf
Size 3.2MB
Sample201029-srq6v2fe6s
SHA256 81476a0591455602ec96e76fd76d781dc2da872e3c1909b58bda58a1851f6099
MD5 32dc61a7d76ad688864a3f873c454b2e
SHA1 d4d2892015db4b04389878029bb66afad3689943
SHA512 442ca3bce3d919d8f92fd2ddee48308ade3bc81bce2fb7e9e05634881ba1e5e769674346a34bac8581e2894724629985a7ecc55fca17a82cc3d9ee5b9c78ce10
MD5 SHA1 SHA512

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3372	WINWORD.EXE
3372	WINWORD.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.EXE
3372	WINWORD.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\#4725162.doc.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3372

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3372-0-0x000001BEB0400000-0x000001BEB0A37000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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