cfaf0a949a71ada54af11b81354abb914a0bc8500de9836cb568b011abda1e6b

Analysis

max time kernel
123s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
21-10-2022 16:05

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General

Target

2簡章/111簡章.docx
Size

59KB
MD5

7f9d25f755e4fe83aba7a8a84b877d52
SHA1

8e9ed29ca15ee52e19d56bf96086bb2c78001a14
SHA256

4e737daa47ef8e05b8f410f301cdeb6f0e06d6167b2fae8f51cbd6edb68d9489
SHA512

fb8448dce72a23e9471ecaba87f5b79d3598fb7f33aab766dbb5e7aa4f6e4036160b085087e79b63833000f2a870033b2ff48afaf9c4d8f0263a4ed1949353a0
SSDEEP

1536:ahntcflH8xaTqC8/0dD7aLEaOv9Bh6U+J+8:QtA8xa80BCk3hBp8

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4000 WINWORD.EXE
4000 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE
4000 WINWORD.EXE

pid	process
4000	WINWORD.EXE
4000	WINWORD.EXE

pid	process
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	WINWORD.EXE
4000	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\2簡章\111簡章.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4000

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/4000-132-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-133-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-134-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-135-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-136-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-137-0x00007FFBDB3A0000-0x00007FFBDB3B0000-memory.dmp

Filesize
64KB

Download
memory/4000-138-0x00007FFBDB3A0000-0x00007FFBDB3B0000-memory.dmp

Filesize
64KB

Download
memory/4000-140-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-141-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-142-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download
memory/4000-143-0x00007FFBDD8B0000-0x00007FFBDD8C0000-memory.dmp

Filesize
64KB

Download