8a21b7c5efa3aa0f5d093e1e7b3da5dd7aa559266f3f68151be92036ca7f718a

Analysis

max time kernel
139s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20-02-2023 12:20

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General

Target

O--O.rtf
Size

13KB
MD5

82d96b88479ceeb946d62e6573871988
SHA1

0ad70340a881c816006885caad3ac1a90a08fc37
SHA256

8a21b7c5efa3aa0f5d093e1e7b3da5dd7aa559266f3f68151be92036ca7f718a
SHA512

b426862c17d53d1ba92a08cdd20562a55cb077d7a9082557cf7fcc16042f2d2304551be274ce1d0583a422f4fc6d3e15a24648e0d569659efba7ec4a361b7bcb
SSDEEP

384:jhto8hBmxr8xMFagkNQBDLRiNkgR+3YO7yK9l:jhtrBMImFBiNk6+3Y0XD

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 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

Processes:

WINWORD.EXE

pid process

1856 WINWORD.EXE
1856 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE
1856 WINWORD.EXE

pid	process
1856	WINWORD.EXE
1856	WINWORD.EXE

pid	process
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	WINWORD.EXE
1856	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\O--O.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1856

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/1856-132-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/1856-133-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/1856-134-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/1856-135-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/1856-136-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/1856-137-0x00007FFA43E70000-0x00007FFA43E80000-memory.dmp

Filesize
64KB

Download
memory/1856-138-0x00007FFA43E70000-0x00007FFA43E80000-memory.dmp

Filesize
64KB

Download