d20fc374d874a6ee0191abee824a69bffd472d4419875ddac5346d16cc82e725

Analysis

max time kernel
18s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-10-2024 13:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Stub.pyc
Size

875KB
MD5

b1e510007e1d8c3b6bde955772351527
SHA1

cc51c924b769617d607086dcdb9eba37d456f221
SHA256

58ee6da551c89c3057c3560ba62f7e2ef6be9d7d6263cfd38383268b14c28540
SHA512

1b5afa51939d6a988cb72f10c7cfa5c757f9c73c288e00e9bee96b961febded54305e23b595722f9686752aed7c50ba99f4c47cbc32b9e9c59e2c9366b206e4d
SSDEEP

12288:fFJo16J8gTpSi5Lr1fBeO9DE/e3bB7GxnrDK4mEqQDvFo4kgf1ah:f3o16sUfBB9DE/oBEnvKR5YNXUh

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-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2796	AcroRd32.exe
2796	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1844	2368	cmd.exe	31
PID 2368 wrote to memory of 1844	2368	cmd.exe	31
PID 2368 wrote to memory of 1844	2368	cmd.exe	31
PID 1844 wrote to memory of 2796	1844	rundll32.exe	33
PID 1844 wrote to memory of 2796	1844	rundll32.exe	33
PID 1844 wrote to memory of 2796	1844	rundll32.exe	33
PID 1844 wrote to memory of 2796	1844	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Stub.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Stub.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1844
- - 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\Stub.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2796

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
72838ac1723abd2342d1deffabfb1e35

SHA1
a48eeb31b4e04b2ce2ed3e399b6fe880682289fe

SHA256
6f558a7eab536a2cdb75271db32ca902582cf0850221c86b18d41bbbba9b466b

SHA512
d75a91dd589b1173152bf4e48424cb4e9631642867879a63df35723d6a5ab4aa725bc51e59f1a535b0bd562ce6430b8940653161bade95a343af25e641c56410

Download Submit