42f47cb41507151ec2db8422662adfd8d234533874740b6680ebd06f4f359403

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 03:33

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General

Target

PySilon-malware-3.7.5/resources/get_cookies.py
Size

5KB
MD5

9fbfdf3363bef58201cb58f8c47a5c90
SHA1

c932298a07c455b468bcae7b3fa4868aef5fda02
SHA256

50659c02385bd90d268e5c9cb39710d99dd84dc9637b1cf1eeb0413fb624f763
SHA512

98d62d0403377dc0a40a9d400bea0d394e972659be0d12360cc398681fc8f1ee3de7aefa7ab68c2fa17081e7261466e233d9760012f1c27b8f309ead964743ca
SSDEEP

96:kXFbaDLJC/3LPAsTyjHJ2uCE/Mz5ClOla+lfe:kVbsVMEakDCE/MFCsc4m

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

Processes:

rundll32.exe

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
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read\command	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	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

Processes:

AcroRd32.exe

pid process

2644 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2644 AcroRd32.exe
2644 AcroRd32.exe

pid	process
2644	AcroRd32.exe

pid	process
2644	AcroRd32.exe
2644	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1684 wrote to memory of 3028	1684	cmd.exe	rundll32.exe
PID 1684 wrote to memory of 3028	1684	cmd.exe	rundll32.exe
PID 1684 wrote to memory of 3028	1684	cmd.exe	rundll32.exe
PID 3028 wrote to memory of 2644	3028	rundll32.exe	AcroRd32.exe
PID 3028 wrote to memory of 2644	3028	rundll32.exe	AcroRd32.exe
PID 3028 wrote to memory of 2644	3028	rundll32.exe	AcroRd32.exe
PID 3028 wrote to memory of 2644	3028	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PySilon-malware-3.7.5\resources\get_cookies.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1684

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-3.7.5\resources\get_cookies.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3028

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-3.7.5\resources\get_cookies.py"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2644

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
a2c220be388dea8a3f8c80497a48254c

SHA1
8304e794802f8cd0fc45fb895d57e587ebcaa560

SHA256
cdc2fafad9c2fcce9dcc814013e68b169f3a7e84a6d4701e55d24f6565256255

SHA512
0adc71624b53f74bf1a2bf996250f07ac2ec5baa39e14774accef3325c296df69adbe150f4bc90d5fe9adc82571bbffd1e764204be14811ad173fb445855b727

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