c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53

Analysis

max time kernel
105s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 18:54

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General

Target

c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53.doc
Size

73KB
MD5

3c329323f5a2808916719a187e3fefce
SHA1

f35dcd1527bc7a8ed22a9f714c9bc6d50fc2bda6
SHA256

c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53
SHA512

1d9600d0e16b50e2c6d2287dacdc743dd1b4b8d6625aff73bf41ce7a466a4cb87cd35ce3b5a62b08ae513ac8c76910c923b34c7dcbb14d5cbd1a14fb119e906b
SSDEEP

768:L/ubZULKxqi2G19+7UF+cGTnEi/Ad+hfXbVfGonunj/DDqbNaCVUE6GY:L/uVULKxqfG7AcGTnEBchfXRw/DDSQp

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 2 IoCs

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

Processes:

description	flow	ioc
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)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3916 WINWORD.EXE
3916 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE
3916 WINWORD.EXE

pid	process
3916	WINWORD.EXE
3916	WINWORD.EXE

pid	process
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	WINWORD.EXE
3916	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\c1d71d6dfa719c86ca34fbf3b21b210106c3efc9cf98c040b05b60056fc18f53.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3916

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/3916-132-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-133-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-134-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-135-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-136-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-137-0x00007FF818AE0000-0x00007FF818AF0000-memory.dmp

Filesize
64KB

Download
memory/3916-138-0x00007FF818AE0000-0x00007FF818AF0000-memory.dmp

Filesize
64KB

Download
memory/3916-140-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-141-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-142-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download
memory/3916-143-0x00007FF81AE90000-0x00007FF81AEA0000-memory.dmp

Filesize
64KB

Download