0b20d40d91927043566ec42d1d44c23bc0522e19defcd366c8354b9ea14db68c

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2023 09:12

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General

Target

OUTSTANDINGINVOICE.rtf
Size

36KB
MD5

1024edaea952ddfed7ee9067dd266409
SHA1

56b86cc12b63201a23ab3926901501f0aa5680d7
SHA256

0b20d40d91927043566ec42d1d44c23bc0522e19defcd366c8354b9ea14db68c
SHA512

5375187e3ff03b4386c5f9a449ebbda2ac34b20231f3bf4dec84ed99f6173855c8f98aa545fd49255449a2fbe978adf65f86dcc2c5261aaa455790a1ddd11b7b
SSDEEP

768:SFx0XaIsnPRIa4fwJMZAEgpJagU+8DtIvBjJK:Sf0Xvx3EMZhkagU+etIvBFK

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

4264 WINWORD.EXE
4264 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE
4264 WINWORD.EXE

pid	process
4264	WINWORD.EXE
4264	WINWORD.EXE

pid	process
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	WINWORD.EXE
4264	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\OUTSTANDINGINVOICE.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4264

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/4264-133-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-134-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-135-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-136-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-137-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-138-0x00007FF889690000-0x00007FF8896A0000-memory.dmp

Filesize
64KB

Download
memory/4264-139-0x00007FF889690000-0x00007FF8896A0000-memory.dmp

Filesize
64KB

Download
memory/4264-168-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-169-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-170-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download
memory/4264-171-0x00007FF88BAD0000-0x00007FF88BAE0000-memory.dmp

Filesize
64KB

Download