53a0177376a77a326faff38d768c0e373120e558b72719340ff557ce28034567

Analysis

max time kernel
128s
max time network
149s
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 16:19

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General

Target

53a0177376a77a326faff38d768c0e373120e558b72719340ff557ce28034567.doc
Size

232KB
MD5

49a307bb3ccce451737f2d6ba035efcf
SHA1

7b2c5658f14b2999d4d2de3108a1ffeb04f0d899
SHA256

53a0177376a77a326faff38d768c0e373120e558b72719340ff557ce28034567
SHA512

a43c6578ffe7bedee0b3461e501a3490b9051a0891c7a119ce99820e826cb9b1e6658be9939923b8d00c3db2a73e86ffaebe59f42219ef1402988707bfa09e0c
SSDEEP

3072:3C4JpR+K9y3LtqjsW5rQWm65BxPiP0wjEwRzpswUSkCI1ev2+6ssXR:nD7435u5aWmyBxK3MCI1ev2+6V

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

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	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	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	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	18	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

4268 WINWORD.EXE
4268 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE
4268 WINWORD.EXE

pid	process
4268	WINWORD.EXE
4268	WINWORD.EXE

pid	process
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	WINWORD.EXE
4268	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\53a0177376a77a326faff38d768c0e373120e558b72719340ff557ce28034567.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4268

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/4268-116-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-117-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-118-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-119-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-122-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/4268-123-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/4268-372-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-373-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-374-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4268-375-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download