81e45c1e6d6a718624159e116e6daa8c1547f39bef7f56163303e7eca8abfae1

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 21:25

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General

Target

$PLUGINSDIR/splash.bmp
Size

600KB
MD5

94f52dc67c016167d6eaf6e0c3cf0942
SHA1

e03a061117872d458d106ff67a70df5b4b236e08
SHA256

d91b10d9516f3153cfad2e00b9975a835b1538be1dc0ec0e2821a7f3755322b0
SHA512

f2439352039abd0894e1addb23dd3033434300804c5c2d0139c1c74e8f02832033a54a0792a1bf2fabfbc220e5645bc4e4f77b9831edcf7cdecd162e7a5b6273
SSDEEP

6144:kcoYVYZtkKsq1ReH8z1UMKFAeH4kTBERaZN:kcoYVYZtPReczGM8qRaZN

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-1-5-21-523280732-2327480845-3730041215-1000\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-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
636	mspaint.exe
636	mspaint.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
636	mspaint.exe
636	mspaint.exe
636	mspaint.exe
636	mspaint.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 636	2948	cmd.exe	83
PID 2948 wrote to memory of 636	2948	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\splash.bmp
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\system32\mspaint.exe
  "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\splash.bmp"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:636

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:3292

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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