cf0b47eafa7787a698bc8dbb62d18f1d16d0659ff7bd7e6312ccb50b08b754b6

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/02/2025, 05:17

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General

Target

net8.0-windows/Astral_assets/obfuscation/obfuscation.py
Size

6KB
MD5

285744b7932bde6ca1bf8ca33534736a
SHA1

44226fba522b7deb198ac8eb98bbd148c11ae1de
SHA256

7445dc0c6dafacfe6cda1bf5ac93efb0eab39f1d1f787195c93a8d9b9d8aea75
SHA512

a27b5aa08329bd841c76a7d89872b95f12b083970c8c343973a18d8b15739d88d61f651078d4beefb954d13ef50e1db30eff549512db318257016bca7ea28f44
SSDEEP

96:BFokKZB5DqxqDxkyjAMwRw+UVt4LsevwLzRCS:BFoTqxyxHjV9nt4IevwLMS

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 592 wrote to memory of 2500	592	cmd.exe	31
PID 592 wrote to memory of 2500	592	cmd.exe	31
PID 592 wrote to memory of 2500	592	cmd.exe	31
PID 2500 wrote to memory of 3020	2500	rundll32.exe	33
PID 2500 wrote to memory of 3020	2500	rundll32.exe	33
PID 2500 wrote to memory of 3020	2500	rundll32.exe	33
PID 2500 wrote to memory of 3020	2500	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Astral_assets\obfuscation\obfuscation.py
1⤵
- Suspicious use of WriteProcessMemory
PID:592
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Astral_assets\obfuscation\obfuscation.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\net8.0-windows\Astral_assets\obfuscation\obfuscation.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
fcc559d83f1a22b899bbd0ebe3ced549

SHA1
074c0e27b088c829c7146d67aae6bef20e935d9b

SHA256
b225ad2a96971b8c280fdec592a65daa363671cbd4d0f274a90778f6f4319d66

SHA512
fea2f69d9e03d219292760d083e1a2581721f01fb638acdb6a9e1009de3723758023d260b3eda4e0c08ce7a9a38ed97cbc4833063d82d2773940701404c7e878

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