736837570ebd82b671643e136537cdd6059dbfede0f207c86c65abe0f08d7419

Analysis

max time kernel
168s
max time network
198s
platform
windows10-1703_x64
resource
win10-20231025-en
resource tags

arch:x64arch:x86image:win10-20231025-enlocale:en-usos:windows10-1703-x64system
submitted
01-12-2023 09:23

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General

Target

Resource/Brushes/SQUIG.bmp
Size

17KB
MD5

94ec6f37f19cc6c122eb9183db668c74
SHA1

c558996f0fb91c59d3f21d08a587ba7c0cb204ef
SHA256

5bfab3a8cb13a08b76ec4eb93c18d100c33ec638414adae64b396e6c9daafef2
SHA512

23052d98743a05c40565783eb2ebf6e44b2baa51add59909639ade62bb3914cfe0792387f263e48cc40ad7d16aa04671662697b0a183fef45bc9afe76989c663
SSDEEP

384:bvQdo1xZCqVRLD12oslRrh08CNM8blhRXgOSQgmsZCtPksV:bvICzVV4nLm8AlhRXIQ/BV

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

mspaint.exe

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log mspaint.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000_Classes\Local Settings cmd.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

mspaint.exe

pid process

4580 mspaint.exe
4580 mspaint.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

mspaint.exe

pid process

4580 mspaint.exe
4580 mspaint.exe
4580 mspaint.exe
4580 mspaint.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

cmd.exe

description pid process target process

PID 4172 wrote to memory of 4580 4172 cmd.exe mspaint.exe
PID 4172 wrote to memory of 4580 4172 cmd.exe mspaint.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	mspaint.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000_Classes\Local Settings	cmd.exe

pid	process
4580	mspaint.exe
4580	mspaint.exe

pid	process
4580	mspaint.exe
4580	mspaint.exe
4580	mspaint.exe
4580	mspaint.exe

description	pid	process	target process
PID 4172 wrote to memory of 4580	4172	cmd.exe	mspaint.exe
PID 4172 wrote to memory of 4580	4172	cmd.exe	mspaint.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Resource\Brushes\SQUIG.bmp
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4172

C:\Windows\system32\mspaint.exe
"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\Resource\Brushes\SQUIG.bmp"
2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4580

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s DeviceAssociationService
1⤵
PID:2300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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