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
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 13:26

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General

Target

PySilon-malware-main/resources/misc.py
Size

2KB
MD5

d6a7a397e1626ba1e7346f890f31866c
SHA1

a8d2e69bb24c287232a22055e0333c6da746853f
SHA256

98c3c9e981f91b6eb10db0217a16da8c7ba0891e6ad392061d1332fe4af96742
SHA512

dfd6f95aee07e1845e0a475b8473f92d73d03927e3835facb3c9ebebacbd4d34725dd26d63419d0b6e06a999d71c22c99e2697db585e19f397d15ba747425b6e

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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.py	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2760	AcroRd32.exe
2760	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2992	1252	cmd.exe	29
PID 1252 wrote to memory of 2992	1252	cmd.exe	29
PID 1252 wrote to memory of 2992	1252	cmd.exe	29
PID 2992 wrote to memory of 2760	2992	rundll32.exe	30
PID 2992 wrote to memory of 2760	2992	rundll32.exe	30
PID 2992 wrote to memory of 2760	2992	rundll32.exe	30
PID 2992 wrote to memory of 2760	2992	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PySilon-malware-main\resources\misc.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1252
- 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\misc.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2992
- - 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\misc.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2760

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
5b28de62f64c3785ea5d33e691ff8d26

SHA1
c1252e1ed7f2fa763977cb44868fbac892bbb4ed

SHA256
c31c628bc56e4a87357a96405c8c1e07e42c1e976f088558ed06d56ab25eb72a

SHA512
d8e57434545512fdf4dca2e3c4c6341645f4a0dd1111fc36abd67d1c7d1dc53f59e0c45a848687614cadda03768265aa96fe2a3bc2bf1bae587bdf401b27c126

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