43fd8d207da16fd3acff874b90819272a8fb0ac1c81c4fcb7a37e2caad345829

Analysis

max time kernel
136s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 20:02

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General

Target

invisible_shields.docm
Size

264KB
MD5

a219cb562f2365f2899410772193a74a
SHA1

136709ca3f9ba4646f59d40ffd892b4a51b452bb
SHA256

43fd8d207da16fd3acff874b90819272a8fb0ac1c81c4fcb7a37e2caad345829
SHA512

e2ab830b7bdcdc1099413e78050d86610fa82766bc87319398196a6797caf10158d83981b98fda50367dd846c2d6d87519a52daa566312031d078ccd9817693b
SSDEEP

6144:/xE0cCW+Gai6zM6oPeek5qqaeLeqNwBIXmRthL:/xp/ziEMPPW5qGwaWHhL

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

4884 WINWORD.EXE
4884 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE
4884 WINWORD.EXE

pid	process
4884	WINWORD.EXE
4884	WINWORD.EXE

pid	process
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	WINWORD.EXE
4884	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\invisible_shields.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4884

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/4884-132-0x00007FFD121B0000-0x00007FFD121C0000-memory.dmp

Filesize
64KB

Download
memory/4884-133-0x00007FFD121B0000-0x00007FFD121C0000-memory.dmp

Filesize
64KB

Download
memory/4884-134-0x00007FFD121B0000-0x00007FFD121C0000-memory.dmp

Filesize
64KB

Download
memory/4884-135-0x00007FFD121B0000-0x00007FFD121C0000-memory.dmp

Filesize
64KB

Download
memory/4884-136-0x00007FFD121B0000-0x00007FFD121C0000-memory.dmp

Filesize
64KB

Download
memory/4884-137-0x00007FFD0FD40000-0x00007FFD0FD50000-memory.dmp

Filesize
64KB

Download
memory/4884-138-0x00007FFD0FD40000-0x00007FFD0FD50000-memory.dmp

Filesize
64KB

Download