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
119s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 13:22

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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
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2660	AcroRd32.exe
2660	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 1948	2172	cmd.exe	29
PID 2172 wrote to memory of 1948	2172	cmd.exe	29
PID 2172 wrote to memory of 1948	2172	cmd.exe	29
PID 1948 wrote to memory of 2660	1948	rundll32.exe	30
PID 1948 wrote to memory of 2660	1948	rundll32.exe	30
PID 1948 wrote to memory of 2660	1948	rundll32.exe	30
PID 1948 wrote to memory of 2660	1948	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:2172
- 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:1948
- - 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:2660

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
f5ca578c2103a7a8d1343d92d1630727

SHA1
b2fbc82f249725de35d83de7d674db5e4bb3ee41

SHA256
69211a04f59cdef4857aab18f639169f87f9d2b0763aa666b4dbc54b9e063100

SHA512
e8b4492e72108bfa445be67313b64c5441b730f3b08585d4dd15fb877de4006053f2f49506f67117d12f0db83c96e3bf3f290243b0662c411382b1987425bf40

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