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
118s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 13:22

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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-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_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-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2464	AcroRd32.exe
2464	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2732	2616	cmd.exe	29
PID 2616 wrote to memory of 2732	2616	cmd.exe	29
PID 2616 wrote to memory of 2732	2616	cmd.exe	29
PID 2732 wrote to memory of 2464	2732	rundll32.exe	30
PID 2732 wrote to memory of 2464	2732	rundll32.exe	30
PID 2732 wrote to memory of 2464	2732	rundll32.exe	30
PID 2732 wrote to memory of 2464	2732	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:2616
- 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:2732
- - 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:2464

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
5e3719624478622fa5c89562158ed107

SHA1
21ccba779decd8fb94dc6e9a67415cb4bb98b5db

SHA256
9faea04f6d9a0ab735dd091767a1ec1e1820ce1648f833000ab2c4438d0e70b7

SHA512
de1a1c31b9c8f23b230c879667e62e5de32e57df09e95be4d0666740e86e51a1b42368f96e579c96fba8a42646598e36f9563a4927349c43f4454179da33afac

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