4ced7a2a26d639e4df68daa87d95302e8d51be011e7e416c80403e02cd551c57

Analysis

max time kernel
28s
max time network
31s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2024 12:31

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General

Target

a6ff73e08b4c77b4c00e2e15fdb5196ddb954016.rtf
Size

95KB
MD5

85e4e63dbd2c863f61a33c9e22e596dc
SHA1

a6ff73e08b4c77b4c00e2e15fdb5196ddb954016
SHA256

60d9b4fd251539aa37f0bd3d453f36a9a487dc8827a741f4d7f1b869b768e68c
SHA512

27c906436dcb04189537e0f1de055238770cbc9c8cf0a8c07610fe8dc25756051604773cb6f887a5f8c67ca2faa9bb683ed22dc55dbe7dc96fa9b5ca706f4f23
SSDEEP

1536:mwAlRkwAlRkwAlRqWuoUqfjmM9tDFO9Mpx9XDk:mwAlawAlawAl5uo/fjH9tDFO9erzk

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

4448 WINWORD.EXE
4448 WINWORD.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

WINWORD.EXE

pid process

4448 WINWORD.EXE
4448 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE
4448 WINWORD.EXE

pid	process
4448	WINWORD.EXE
4448	WINWORD.EXE

pid	process
4448	WINWORD.EXE
4448	WINWORD.EXE

pid	process
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	WINWORD.EXE
4448	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\a6ff73e08b4c77b4c00e2e15fdb5196ddb954016.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4448

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/4448-0-0x00007FFD57310000-0x00007FFD57320000-memory.dmp

Filesize
64KB

Download
memory/4448-1-0x00007FFD57310000-0x00007FFD57320000-memory.dmp

Filesize
64KB

Download
memory/4448-2-0x00007FFD57310000-0x00007FFD57320000-memory.dmp

Filesize
64KB

Download
memory/4448-3-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-6-0x00007FFD57310000-0x00007FFD57320000-memory.dmp

Filesize
64KB

Download
memory/4448-5-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-4-0x00007FFD57310000-0x00007FFD57320000-memory.dmp

Filesize
64KB

Download
memory/4448-8-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-7-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-10-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-9-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-11-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-12-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download
memory/4448-13-0x00007FFD54A60000-0x00007FFD54A70000-memory.dmp

Filesize
64KB

Download
memory/4448-14-0x00007FFD54A60000-0x00007FFD54A70000-memory.dmp

Filesize
64KB

Download
memory/4448-28-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

Filesize
2.0MB

Download