64e9430f749b369ebf70dcb956184ceef2a4485a8a52dbd0588876ff4c03fd21

Analysis

max time kernel
128s
max time network
139s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
16-03-2023 20:47

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General

Target

64e9430f749b369ebf70dcb956184ceef2a4485a8a52dbd0588876ff4c03fd21.doc
Size

536.3MB
MD5

cac7d82cb342a14d253fad705e1bc7ff
SHA1

d032e234058ebb216107e1f8bcc33cf49b416fe1
SHA256

64e9430f749b369ebf70dcb956184ceef2a4485a8a52dbd0588876ff4c03fd21
SHA512

aa48c667dab1a5d4b02f5799ea9090b7c061ec1fb7cb2b8517612c86180c6bf2c4338ab0f1a59dd1079c0cf3367a1e7837f705e5006e7ac7101eb17745bdff85
SSDEEP

6144:ip32/gDd0Nmt71wFmSWjfDrV8YQnZocbyrX4NqclWL9:ip32SEmtJwFmhjfPtrXqqyW

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 9 IoCs

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

Processes:

description	flow	ioc
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)
HTTP User-Agent header	10	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	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	8	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)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1744 WINWORD.EXE
1744 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE
1744 WINWORD.EXE

pid	process
1744	WINWORD.EXE
1744	WINWORD.EXE

pid	process
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	WINWORD.EXE
1744	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\64e9430f749b369ebf70dcb956184ceef2a4485a8a52dbd0588876ff4c03fd21.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1744

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/1744-121-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-122-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-123-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-124-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-127-0x00007FFE580C0000-0x00007FFE580D0000-memory.dmp

Filesize
64KB

Download
memory/1744-128-0x00007FFE580C0000-0x00007FFE580D0000-memory.dmp

Filesize
64KB

Download
memory/1744-390-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-391-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-392-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download
memory/1744-393-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

Filesize
64KB

Download