040ce819e4f59dd7803e3c75da71048dd8fcf3b28f840889562fd55b6e3f74f2

Analysis

max time kernel
108s
max time network
142s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 09:50

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General

Target

INV2021-20800.docx
Size

10KB
MD5

6c1c7232217cf3ac24711d9d5588126d
SHA1

03900482a118b894b2a5154dba552a543ccb7eb3
SHA256

040ce819e4f59dd7803e3c75da71048dd8fcf3b28f840889562fd55b6e3f74f2
SHA512

fb792cb769fb519529fa5029fbef1aef286ce30d9defaf698d4b5450965854b563e36e46b852f4a7df9f0fcc60ed4185b7b23c245dba0e7529ce57cf9dabf8e2

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 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

Processes:

WINWORD.EXE

pid process

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

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 656 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

656 WINWORD.EXE
656 WINWORD.EXE
656 WINWORD.EXE
656 WINWORD.EXE
656 WINWORD.EXE
656 WINWORD.EXE

pid	process
656	WINWORD.EXE
656	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	656	WINWORD.EXE

pid	process
656	WINWORD.EXE
656	WINWORD.EXE
656	WINWORD.EXE
656	WINWORD.EXE
656	WINWORD.EXE
656	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\INV2021-20800.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:656

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

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Downloads

memory/656-114-0x00007FFA59300000-0x00007FFA59310000-memory.dmp

Filesize
64KB

Download
memory/656-115-0x00007FFA59300000-0x00007FFA59310000-memory.dmp

Filesize
64KB

Download
memory/656-116-0x00007FFA59300000-0x00007FFA59310000-memory.dmp

Filesize
64KB

Download
memory/656-117-0x00007FFA59300000-0x00007FFA59310000-memory.dmp

Filesize
64KB

Download
memory/656-119-0x00007FFA59300000-0x00007FFA59310000-memory.dmp

Filesize
64KB

Download
memory/656-118-0x00007FFA7A7C0000-0x00007FFA7D2E3000-memory.dmp

Filesize
43.1MB

Download
memory/656-122-0x00007FFA74700000-0x00007FFA757EE000-memory.dmp

Filesize
16.9MB

Download
memory/656-123-0x00007FFA72800000-0x00007FFA746F5000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads