801f13593959bf1d6d1a40eebe49ed579cf5ebc92d6ac6adc7516b5d1e087655

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
21-03-2023 23:37

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General

Target

801f13593959bf1d6d1a40eebe49ed579cf5ebc92d6ac6adc7516b5d1e087655.doc
Size

267KB
MD5

9d637146675b8bac3609bee390834f11
SHA1

23118f74c14e3d76c6436168b79b513186cecd8b
SHA256

801f13593959bf1d6d1a40eebe49ed579cf5ebc92d6ac6adc7516b5d1e087655
SHA512

ebe51f0427ea841ba42aa71d522ef73938db1496dabd80dcd1bf32828fb1ddb0e49a546afb2bfcb50a00e2f741b4f4a5b09ba84b5d49fa3df308b9f013026314
SSDEEP

3072:HSw3AZSJc+yRiJlGK13FZgJ37TGVdhCvcwoXjsr5kZcn5lvgNDDghUxvxwxSd:yo48HngAZgN7Tga09T4hn5m/PxvWY

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

Script User-Agent 10 IoCs

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

Processes:

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2772 WINWORD.EXE
2772 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE
2772 WINWORD.EXE

pid	process
2772	WINWORD.EXE
2772	WINWORD.EXE

pid	process
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	WINWORD.EXE
2772	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\801f13593959bf1d6d1a40eebe49ed579cf5ebc92d6ac6adc7516b5d1e087655.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2772

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/2772-121-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-122-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-123-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-124-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-127-0x00007FFC59A10000-0x00007FFC59A20000-memory.dmp

Filesize
64KB

Download
memory/2772-128-0x00007FFC59A10000-0x00007FFC59A20000-memory.dmp

Filesize
64KB

Download
memory/2772-414-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-416-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-415-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download
memory/2772-413-0x00007FFC5D4E0000-0x00007FFC5D4F0000-memory.dmp

Filesize
64KB

Download