b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5

Analysis

max time kernel
130s
max time network
148s
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

b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5.doc
Size

231KB
MD5

c53dd8ae3727ecb19a8a009476863f14
SHA1

f314783d12a8bd97333b0e524897811b155dcfcb
SHA256

b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5
SHA512

fa4d072f4f6329eab723931a8e4b8ec4d0bc23e84700999b78b552afe7ab64d1e0e2aebb51b55cedd7619033024e377ee42b33ba6daa86c1140174ad05faff63
SSDEEP

6144:NoK2NIve7Crm2S+sgD22TMp7Gw8WL2/URpM:Kgm7CC2rD2J74ApM

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 10 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	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	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	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)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2420 WINWORD.EXE
2420 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE
2420 WINWORD.EXE

pid	process
2420	WINWORD.EXE
2420	WINWORD.EXE

pid	process
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	WINWORD.EXE
2420	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\b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2420

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/2420-121-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-122-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-123-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-124-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-127-0x00007FFF80480000-0x00007FFF80490000-memory.dmp

Filesize
64KB

Download
memory/2420-128-0x00007FFF80480000-0x00007FFF80490000-memory.dmp

Filesize
64KB

Download
memory/2420-394-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-393-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-395-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download
memory/2420-392-0x00007FFF83AA0000-0x00007FFF83AB0000-memory.dmp

Filesize
64KB

Download