e02bb757e6ed2c531fc97cf30099aec744f6a4c910b0962b660542baf87b6353

Resubmissions

14-03-2023 10:32

230314-mk8l2sgh5s 8

14-03-2023 10:27

230314-mhhmvagh3w 10

Analysis

max time kernel
113s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2023 10:32

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General

Target

SCAN-14032023.doc
Size

536.4MB
MD5

0414d3a2420f1a8bed6648457232d6c3
SHA1

044bc64da88a7f8c5fab58a16f03b7207edc37d7
SHA256

a81f976050152bc57609b467fe5cfa0b7b341776fb948a2fa2577c95fd984fa9
SHA512

876018471fbaca599580ab1368d6a12327e734e1ae26a8675d8d7f19281335f11a42f783e21058d456da90b10dabe787833ecae785fac3671ab498850fe97363
SSDEEP

6144:5yk1RgZZXbN63GW1Z7krKSUzMNYJJdKkOl950uH54Lg4Ne9C:5/MXJ6WW1Z7ktUgNYJJdKkOHC4D409

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\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Script User-Agent 7 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	49	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	37	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	39	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	41	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	43	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	45	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	47	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4532 WINWORD.EXE
4532 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE
4532 WINWORD.EXE

pid	process
4532	WINWORD.EXE
4532	WINWORD.EXE

pid	process
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	WINWORD.EXE
4532	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\SCAN-14032023.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4532

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/4532-133-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-134-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-135-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-136-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-137-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-138-0x00007FFB878D0000-0x00007FFB878E0000-memory.dmp

Filesize
64KB

Download
memory/4532-139-0x00007FFB878D0000-0x00007FFB878E0000-memory.dmp

Filesize
64KB

Download
memory/4532-169-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-170-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-171-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4532-172-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download