423eb70865e61db1c783542bc0e555dfead1751ee01ae05cc0ed358709e6edf1

Analysis

max time kernel
137s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 17:47

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General

Target

Stealth-Help.rtf
Size

18KB
MD5

bf8f64032ff274b5602d4709761a69d8
SHA1

dad0c442b93f846a25d647d9cf8c0144a220cf18
SHA256

75aa630cb05dd3088691777827f79b35f8cecf0a055e2da2c2154d7e5eeb1005
SHA512

260044b041a00db2cc26b4e4e98c0a0a4833665c155429c56e2be37b132528a9ac0d1b3085ba2ad43eb1985558bd1fd82b0d73e6f685b39114d14d762d7843fa
SSDEEP

384:BSXPTbHguHrunyVDUQqVyr4ZaLxkJgxQJt1E3OlEwuO8G52:BmHrCnwDUQwyr4ElkJgxy1XGwb8GY

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

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4640	WINWORD.EXE
4640	WINWORD.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	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\Stealth-Help.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TCD8A10.tmp\gb.xsl

Filesize
262KB

MD5
51d32ee5bc7ab811041f799652d26e04

SHA1
412193006aa3ef19e0a57e16acf86b830993024a

SHA256
6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97

SHA512
5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810

Download Submit
memory/4640-17-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-540-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-4-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-3-0x00007FF98476D000-0x00007FF98476E000-memory.dmp

Filesize
4KB

Download
memory/4640-5-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-6-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-8-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-7-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-9-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-10-0x00007FF9423B0000-0x00007FF9423C0000-memory.dmp

Filesize
64KB

Download
memory/4640-11-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-12-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-541-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-1-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-18-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-19-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-21-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-20-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-16-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-15-0x00007FF9423B0000-0x00007FF9423C0000-memory.dmp

Filesize
64KB

Download
memory/4640-14-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-2-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-515-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download
memory/4640-538-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-539-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-0-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-537-0x00007FF944750000-0x00007FF944760000-memory.dmp

Filesize
64KB

Download
memory/4640-13-0x00007FF9846D0000-0x00007FF9848C5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads