53ae1444e8206f330eb260f844f1bce6d6c25bda28b71df10a7db0bbba34b013

Analysis

max time kernel
117s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 22:08

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General

Target

53ae1444e8206f330eb260f844f1bce6d6c25bda28b71df10a7db0bbba34b013.rtf
Size

471KB
MD5

ea20d11e52523d107699a5d829a30325
SHA1

abcdb6f32ee84eb7a4e96bf345097f9ee49a52e5
SHA256

53ae1444e8206f330eb260f844f1bce6d6c25bda28b71df10a7db0bbba34b013
SHA512

5ab2ed273fda016a9cd1f201c261f1ef9dfaedb0cef58bc6390ad30832c97d6b7c2989e9fed64f61a2c52cd89b8d186fe45d05a3434516f310dd62c5ec7c5022
SSDEEP

6144:bETwf8NyUAsVkv0AC51jFELREqDg9TtFqH6DnY7IVF74VFyZwco0yVq3F:b2wINc0A4dgluTaID8xcX3F

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

1048 WINWORD.EXE
1048 WINWORD.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

WINWORD.EXE

pid process

1048 WINWORD.EXE
1048 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

1048 WINWORD.EXE
1048 WINWORD.EXE
1048 WINWORD.EXE
1048 WINWORD.EXE
1048 WINWORD.EXE
1048 WINWORD.EXE
1048 WINWORD.EXE

pid	process
1048	WINWORD.EXE
1048	WINWORD.EXE

pid	process
1048	WINWORD.EXE
1048	WINWORD.EXE

pid	process
1048	WINWORD.EXE
1048	WINWORD.EXE
1048	WINWORD.EXE
1048	WINWORD.EXE
1048	WINWORD.EXE
1048	WINWORD.EXE
1048	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 1048 wrote to memory of 3740	1048	WINWORD.EXE	splwow64.exe
PID 1048 wrote to memory of 3740	1048	WINWORD.EXE	splwow64.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\53ae1444e8206f330eb260f844f1bce6d6c25bda28b71df10a7db0bbba34b013.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:3740

Network

MITRE ATT&CK Enterprise v6

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

memory/1048-132-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-133-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-134-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-135-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-136-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-137-0x00007FFE0B3E0000-0x00007FFE0B3F0000-memory.dmp

Filesize
64KB

Download
memory/1048-138-0x00007FFE0B3E0000-0x00007FFE0B3F0000-memory.dmp

Filesize
64KB

Download
memory/1048-141-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-142-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-143-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/1048-144-0x00007FFE0DCF0000-0x00007FFE0DD00000-memory.dmp

Filesize
64KB

Download
memory/3740-139-0x0000000000000000-mapping.dmp

Download