4f479dc5b981aadc01b1f245d8694b1ad043247f04148bbb78a86c8ed530b777

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2022 16:32

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General

Target

ballfin,file,08.11.22.docm
Size

2.2MB
MD5

75d17f46accbe980e1deb28dd7513085
SHA1

6ae88b35e85f6fbb55584893f696f859dccfedc2
SHA256

4f479dc5b981aadc01b1f245d8694b1ad043247f04148bbb78a86c8ed530b777
SHA512

e9959f74b0c4cb34c1167eb622fbdd8ae8bbeb808ca8d6680bc82f22c9d0566b6dac30b1376837fd54a4b21bac7af414bccc90e849ec32b2f78564d98bf5674f

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

WerFault.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	4872	3560	WerFault.exe	WINWORD.EXE

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4872 3560 WerFault.exe WINWORD.EXE

pid	pid_target	process	target process
4872	3560	WerFault.exe	WINWORD.EXE

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\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3560 WINWORD.EXE
3560 WINWORD.EXE
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

WINWORD.EXE

pid process

3560 WINWORD.EXE
3560 WINWORD.EXE
3560 WINWORD.EXE
3560 WINWORD.EXE

pid	process
3560	WINWORD.EXE
3560	WINWORD.EXE

pid	process
3560	WINWORD.EXE
3560	WINWORD.EXE
3560	WINWORD.EXE
3560	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\ballfin,file,08.11.22.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3560

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3560 -s 4392
2⤵
- Process spawned unexpected child process
- Program crash
PID:4872

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 444 -p 3560 -ip 3560
1⤵
PID:228

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/3560-130-0x00007FF9D4E50000-0x00007FF9D4E60000-memory.dmp

Filesize
64KB

Download
memory/3560-131-0x00007FF9D4E50000-0x00007FF9D4E60000-memory.dmp

Filesize
64KB

Download
memory/3560-132-0x00007FF9D4E50000-0x00007FF9D4E60000-memory.dmp

Filesize
64KB

Download
memory/3560-133-0x00007FF9D4E50000-0x00007FF9D4E60000-memory.dmp

Filesize
64KB

Download
memory/3560-134-0x00007FF9D4E50000-0x00007FF9D4E60000-memory.dmp

Filesize
64KB

Download
memory/3560-135-0x00007FF9D26B0000-0x00007FF9D26C0000-memory.dmp

Filesize
64KB

Download
memory/3560-136-0x00007FF9D26B0000-0x00007FF9D26C0000-memory.dmp

Filesize
64KB

Download
memory/3560-137-0x000001B6EDDBC000-0x000001B6EDDBE000-memory.dmp

Filesize
8KB

Download
memory/3560-138-0x000001B6F2CA2000-0x000001B6F2E85000-memory.dmp

Filesize
1.9MB

Download
memory/3560-139-0x000001B6F28E0000-0x000001B6F29D6000-memory.dmp

Filesize
984KB

Download