cf0b47eafa7787a698bc8dbb62d18f1d16d0659ff7bd7e6312ccb50b08b754b6

Analysis

max time kernel
102s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
03/02/2025, 13:32

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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-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2856	1740	cmd.exe	30
PID 1740 wrote to memory of 2856	1740	cmd.exe	30
PID 1740 wrote to memory of 2856	1740	cmd.exe	30
PID 2856 wrote to memory of 2648	2856	rundll32.exe	31
PID 2856 wrote to memory of 2648	2856	rundll32.exe	31
PID 2856 wrote to memory of 2648	2856	rundll32.exe	31
PID 2856 wrote to memory of 2648	2856	rundll32.exe	31

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:1740
- 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:2856
- - 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:2648

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
b8cdbbf0e420daa7145c67dcfef56b60

SHA1
f282f5e0b9a52ce400070870f393bb45c765e419

SHA256
76645ac1bf6e64574533ff70b7e2e89a25f44a81e13b44d604e0adadfd602341

SHA512
c77ff27c334383ca4d0ff9eb1533dd732eadecd311e285f52cbf8c9d8038f9a4e2a8fffef1e5b76cb76a67539070ddee6e4bda293fa40836d6cb000ea5a6c10d

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