9595632afc8da89c0daec7d5aaef409cb6bc9619f14720f14d2f694614a6506d

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-06-2022 14:21

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General

Target

CRT CO.doc
Size

79KB
MD5

dd46ed89d3a3980b0bc2777d4add5ccc
SHA1

1a2f9c8cccc09cded5d37dfa2b0d036c2c9c1aa6
SHA256

15aef9c8fb1a266c387dcfa0c8f432b869f6ec38bf0cbc32a0c4165342a2f122
SHA512

bbd3d46cff7b697035486ae1faff7294fbd59e3619fcb716d792c53913514be398c740271a4ae5c21aedba74daed1f3db8b10c4df6eb23be08c647e46d64dc2a

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

4840 WINWORD.EXE
4840 WINWORD.EXE

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

WINWORD.EXE

pid	process
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	WINWORD.EXE
4840	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\CRT CO.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4840

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/4840-130-0x00007FFF77E70000-0x00007FFF77E80000-memory.dmp

Filesize
64KB

Download
memory/4840-131-0x00007FFF77E70000-0x00007FFF77E80000-memory.dmp

Filesize
64KB

Download
memory/4840-132-0x00007FFF77E70000-0x00007FFF77E80000-memory.dmp

Filesize
64KB

Download
memory/4840-134-0x00007FFF77E70000-0x00007FFF77E80000-memory.dmp

Filesize
64KB

Download
memory/4840-133-0x00007FFF77E70000-0x00007FFF77E80000-memory.dmp

Filesize
64KB

Download
memory/4840-135-0x00007FFF75DE0000-0x00007FFF75DF0000-memory.dmp

Filesize
64KB

Download
memory/4840-136-0x00007FFF75DE0000-0x00007FFF75DF0000-memory.dmp

Filesize
64KB

Download