4fe0591d0c5bd1f27e2a384aa171139b371847c545e9eae6e7bc6269a954a58b

Analysis

max time kernel
135s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
08-06-2023 05:30

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General

Target

8f6f20b9800cc3739e08c986979fe886.rtf
Size

27KB
MD5

8f6f20b9800cc3739e08c986979fe886
SHA1

945fc5d51604afd6e92c84fac68e336680d37abc
SHA256

4fe0591d0c5bd1f27e2a384aa171139b371847c545e9eae6e7bc6269a954a58b
SHA512

e5a31cf4eb09b45990de61527c98a3bb5726ce52bd9b103535bb347d18e60943b1d12d73f7aec23a6b214abb0cad952aec560ccb71064b131254018ecf646b71
SSDEEP

768:DHe6wuA/+TFngTG1tl2qGOQP0u2kPdU8S7C5G3fljgBQ/sp:DHOuA/+TFngC1u2kl7wm7p

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

4900 WINWORD.EXE
4900 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE
4900 WINWORD.EXE

pid	process
4900	WINWORD.EXE
4900	WINWORD.EXE

pid	process
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	WINWORD.EXE
4900	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\8f6f20b9800cc3739e08c986979fe886.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4900

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/4900-133-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-135-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-134-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-136-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-137-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-138-0x00007FF8DC540000-0x00007FF8DC550000-memory.dmp

Filesize
64KB

Download
memory/4900-139-0x00007FF8DC540000-0x00007FF8DC550000-memory.dmp

Filesize
64KB

Download
memory/4900-168-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-169-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-170-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download
memory/4900-171-0x00007FF8DEE70000-0x00007FF8DEE80000-memory.dmp

Filesize
64KB

Download