a77466b297f69c4a32568f4fef9cc1ae0b6c3329baaffe27a7566c640f1739d9

Analysis

max time kernel
144s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17-03-2023 09:06

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General

Target

Rechnung.docx
Size

10KB
MD5

b8dec82a8e38b7381bd612f7a339556e
SHA1

7e234bbf343d26e69da33e539470e9de8279ad74
SHA256

a77466b297f69c4a32568f4fef9cc1ae0b6c3329baaffe27a7566c640f1739d9
SHA512

2003510a41a7de2352b341ceae490012381c7787307421720023e02bc51f29d42d04706d4e1d308c38f025c9b3a20c101d8466d86059baed32a40454fe08e2de
SSDEEP

192:ScIMmtP1aIG/bslPL++uOkkl+CVWBXJC0c3F7p:SPXU/slT+LOkkHkZC93

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

4592 WINWORD.EXE
4592 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeAuditPrivilege 4592 WINWORD.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

WINWORD.EXE

pid process

4592 WINWORD.EXE
4592 WINWORD.EXE
4592 WINWORD.EXE
4592 WINWORD.EXE
4592 WINWORD.EXE
4592 WINWORD.EXE

pid	process
4592	WINWORD.EXE
4592	WINWORD.EXE

description	pid	process
Token: SeAuditPrivilege	4592	WINWORD.EXE

pid	process
4592	WINWORD.EXE
4592	WINWORD.EXE
4592	WINWORD.EXE
4592	WINWORD.EXE
4592	WINWORD.EXE
4592	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\Rechnung.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4592

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/4592-133-0x00007FFD79050000-0x00007FFD79060000-memory.dmp

Filesize
64KB

Download
memory/4592-134-0x00007FFD79050000-0x00007FFD79060000-memory.dmp

Filesize
64KB

Download
memory/4592-135-0x00007FFD79050000-0x00007FFD79060000-memory.dmp

Filesize
64KB

Download
memory/4592-136-0x00007FFD79050000-0x00007FFD79060000-memory.dmp

Filesize
64KB

Download
memory/4592-137-0x00007FFD79050000-0x00007FFD79060000-memory.dmp

Filesize
64KB

Download
memory/4592-138-0x00007FFD76CB0000-0x00007FFD76CC0000-memory.dmp

Filesize
64KB

Download
memory/4592-139-0x00007FFD76CB0000-0x00007FFD76CC0000-memory.dmp

Filesize
64KB

Download