b01ee9e4b7e57dc0d9a0415723cbc1e7df84c90b352d9b2a716e222360961de8

Analysis

max time kernel
111s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:18

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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

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 2700	1840	cmd.exe	30
PID 1840 wrote to memory of 2700	1840	cmd.exe	30
PID 1840 wrote to memory of 2700	1840	cmd.exe	30
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31
PID 2700 wrote to memory of 2748	2700	rundll32.exe	31

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:1840
- 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:2700
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2748

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
21071837daa31e8296b1c54a3d40b673

SHA1
c098f1273495fadd91f20debe89843e1a6e67874

SHA256
0899d4572d49445194983fcc2c01aa2374d795ecbe38cfd9c731e69dd4469737

SHA512
be570c67101f7e564aa49f165a90750345eac9b2abf7b9d3f98ba6b1caba4c371405171da4e4fb4c53e94fd3bfeedb3098045edbd2ce79a132f179c33daebdc2

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