dd5a8452993e5300474923f6f48b666bc7157254298568c9325367e35f86f203

Analysis

max time kernel
117s
max time network
132s
platform
windows10_x64
resource
win10-en-20210920
submitted
26-10-2021 08:54

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General

Target

å·¥è¡Œæ”¯ä»_é_šçŸ¥ - ICBC Payment Advice (Ref MT10385748472).docx
Size

10KB
MD5

431ce22a09ba2fdbf2818559a8e3d765
SHA1

4d2a4167f1c115b5cc13348a91adc7ff8a86be91
SHA256

dd5a8452993e5300474923f6f48b666bc7157254298568c9325367e35f86f203
SHA512

60697715fde6092ecf4a9efbbdf3c20e74b9e903eeac40efe87afc345e03f519114d5e1a333c4f2ef3bbca6580f6b5c41931f15e6323bd942ea8abe7b1b515fd

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

Processes:

WINWORD.EXE

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

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4268 WINWORD.EXE
4268 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 4268 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE

pid	process
4268	WINWORD.EXE
4268	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	4268	WINWORD.EXE

pid	process
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	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\å·¥è¡Œæ”¯ä»_é_šçŸ¥ - ICBC Payment Advice (Ref MT10385748472).docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4268

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4268-116-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4268-117-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4268-118-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4268-119-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4268-120-0x000001B03F820000-0x000001B03F822000-memory.dmp

Filesize
8KB

Download
memory/4268-121-0x000001B03F820000-0x000001B03F822000-memory.dmp

Filesize
8KB

Download
memory/4268-122-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4268-123-0x000001B03F820000-0x000001B03F822000-memory.dmp

Filesize
8KB

Download
memory/4268-140-0x000001B03F820000-0x000001B03F822000-memory.dmp

Filesize
8KB

Download