a974f28684d62fb86112d66c02b36d0a3456ddfd7a0e3227f24e79a707bba79c

Resubmissions

10/06/2024, 13:26

240610-qpxbcsxbra 8

10/06/2024, 13:22

240610-qmq2kaxfll 8

10/06/2024, 13:16

240610-qh9m4swhle 8

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 13:26

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General

Target

PySilon-malware-main/resources/source_code/crypto_clipper.py
Size

4KB
MD5

8e512488105128ef43b45a026c02bcb2
SHA1

3728ddbb7f1af53bd3c0a3afce4bf38e99fa7b6f
SHA256

a10f1d124d8b4d22cb0a612493c747d06209dd3a793965fda8b4de9d075ff34e
SHA512

46118eac86c291bb7e46bf1a9ea07d62388a3e09f25d79c69e08d42f3bdaf6be68dcb60d8e69936c80f97b0dddfcacc6e073a221736f808a4d744ba6aabc8864
SSDEEP

96:a1LoVOBa5ASQtCd45yO5HvgyKo/WzIRLTwM/hRBSLUrPlb/W/R//tXM/xR0:xOBa5ASQtCd4IO5Pv+0iMJXTZ+/Z/pMQ

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2676	AcroRd32.exe
2676	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2624	2860	cmd.exe	29
PID 2860 wrote to memory of 2624	2860	cmd.exe	29
PID 2860 wrote to memory of 2624	2860	cmd.exe	29
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PySilon-malware-main\resources\source_code\crypto_clipper.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\PySilon-malware-main\resources\source_code\crypto_clipper.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2624
- - 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\PySilon-malware-main\resources\source_code\crypto_clipper.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
86acd1d1acacb21cd12cb099323a9028

SHA1
2f12a3d92f6740307dff3df0ec707bff8e36e9df

SHA256
3191d299d723a165a19905c33c16f6c130a02e80f2250b2df9a46c0b4ad1b7a5

SHA512
9a3890541868c989e274f8a4fc16f7bdd12ff0130236cb8c0a49e6d646b1dd9ecc7965f9ba681da9046cd6c0618e69bf65e43e8d5d8e2abdb477837538f24f75

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