cea04b7b70e782a4affd7ab3c121a33fd0dc63c727d39cc04f89327a45a612e0

Analysis

max time kernel
437s
max time network
445s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/09/2024, 21:25

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General

Target

$PLUGINSDIR/modern-header.bmp
Size

25KB
MD5

70b1c51818fde4a6518400365d456c9a
SHA1

c0ea07f771c92b3cf8f25abe4fb4b969ac2f0d91
SHA256

9bcd25935ffd9a7e3ee3baea50b0a11bb255416ed85fd1b2a79a2ce379c6a294
SHA512

02cf4006a05ce1e50bca36ffbbccfb2a933598d76deead512f23325371a2f79e70b0b155c45d82b15baa7a525a5aa5834178c18bf7680a29e9aa1f98928c6d2a
SSDEEP

96:WWRtpHq9cIJYa4MeoEEgrEppABFdaKreTfT0e:LRbucI/exbEDAEy2L0e

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-1-5-21-945322488-2060912225-3527527000-1000\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-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4636	mspaint.exe
4636	mspaint.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4636	mspaint.exe
4636	mspaint.exe
4636	mspaint.exe
4636	mspaint.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 4636	4340	cmd.exe	85
PID 4340 wrote to memory of 4636	4340	cmd.exe	85

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\modern-header.bmp
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Windows\system32\mspaint.exe
  "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\modern-header.bmp"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4636

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:5080

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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