3a0f0986193d0dc5e03ca1229e2509287593c03247e32bb5424009bc35e80738

Resubmissions

08-10-2022 00:17

221008-alen5seafl 10

07-10-2022 06:08

221007-gv6mjsbhhn 10

Analysis

max time kernel
165s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2022 06:08

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General

Target

PKSJ Malware/2/VirusShare_3f0b1eed4b7b9ae05fab4d949843f103.doc
Size

35KB
MD5

3f0b1eed4b7b9ae05fab4d949843f103
SHA1

e5b9fa0a23f337adae93ed4e8fcd1e9d9db4acba
SHA256

ce21d34bafe338effb8f619936f057084cb45743fce884a1465966d8523a00a8
SHA512

292183a9d0b3e5759453a43bcf34b8b1d09d09523687bfab090dd740a5c70169938904949b1c5a025b40082898dc3ec240ad2ec788b66f256efe5a041f774740
SSDEEP

384:3+WbqwPv/ETzbVwNY/+TU5lHizK+BS3DzxW8M2GzraAzVCIXh3aM:OWbqm/EvZwO2TUrEQDtI2G31lX5

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

4924 WINWORD.EXE
4924 WINWORD.EXE

Suspicious use of SetWindowsHookEx 20 IoCs

Processes:

WINWORD.EXE

pid	process
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	WINWORD.EXE
4924	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\PKSJ Malware\2\VirusShare_3f0b1eed4b7b9ae05fab4d949843f103.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4924

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/4924-132-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4924-133-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4924-134-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4924-135-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4924-136-0x00007FF85CAD0000-0x00007FF85CAE0000-memory.dmp

Filesize
64KB

Download
memory/4924-137-0x00007FF85A490000-0x00007FF85A4A0000-memory.dmp

Filesize
64KB

Download
memory/4924-138-0x00007FF85A490000-0x00007FF85A4A0000-memory.dmp

Filesize
64KB

Download