02365c0d759ceecc193a5dfa8e96561e703c0aaa793a5fba277bac5d2ce2dd18

Analysis

max time kernel
119s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16/10/2023, 16:06

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General

Target

Filters/BW/EQ LP C40.bmp
Size

1KB
MD5

29bfdcbc4f605e48ed1a16274dd73a3a
SHA1

a3c3d44cf7b3149cbf0a601acd072359bdf61ded
SHA256

2e92f88eec6ce4620a14ca350b05c9e1ff13285f5a8efd69b52c8694e383e9f1
SHA512

4f14ee8dabd98b8bbb5ef380eff657cf436bb6b5bd51d2cea94360ade854c78bb841fea36931c8c0518d1a4cfe2b3eaea16b795413c357fa115ae97fdcfef47a

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops file in Windows directory 1 IoCs

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4860	mspaint.exe
4860	mspaint.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4860	mspaint.exe
4860	mspaint.exe
4860	mspaint.exe
4860	mspaint.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 4860	1156	cmd.exe	84
PID 1156 wrote to memory of 4860	1156	cmd.exe	84

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Filters\BW\EQ LP C40.bmp"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Windows\system32\mspaint.exe
  "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\Filters\BW\EQ LP C40.bmp"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:4364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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