828a308d7e541fb96aa897cb5e0cbf35dee1b7d9df9556a1a3b8486954714c2b

Analysis

max time kernel
129s
max time network
133s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
22-03-2023 16:20

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General

Target

828a308d7e541fb96aa897cb5e0cbf35dee1b7d9df9556a1a3b8486954714c2b.doc
Size

229KB
MD5

d16fb990f2db97fdf879610ade214aed
SHA1

dbd20110ac267dc54d93b73e4abadef995a87411
SHA256

828a308d7e541fb96aa897cb5e0cbf35dee1b7d9df9556a1a3b8486954714c2b
SHA512

5923811a7d86bb5dc59ab07aa791dfc131512012e45fbb2c26eee751e23426c66f33f7bc4a3c34a4ca2340a7ab90fd868c6711dcfbf60218cfea68fb88ec0982
SSDEEP

3072:Z3KeWtsWzAhUDz4+1ka6+31RsoF7OSg8TnSjetGFah:ZKeRCmolJhh

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 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

Script User-Agent 10 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	12	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	14	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	16	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	26	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	10	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	22	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	24	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4344 WINWORD.EXE
4344 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE
4344 WINWORD.EXE

pid	process
4344	WINWORD.EXE
4344	WINWORD.EXE

pid	process
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	WINWORD.EXE
4344	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\828a308d7e541fb96aa897cb5e0cbf35dee1b7d9df9556a1a3b8486954714c2b.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4344

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/4344-117-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-118-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-119-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-120-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-123-0x00007FFD0B710000-0x00007FFD0B720000-memory.dmp

Filesize
64KB

Download
memory/4344-124-0x00007FFD0B710000-0x00007FFD0B720000-memory.dmp

Filesize
64KB

Download
memory/4344-390-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-391-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-392-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download
memory/4344-393-0x00007FFD0EA30000-0x00007FFD0EA40000-memory.dmp

Filesize
64KB

Download