9236a756a4f1d70338c934f0a0f0be119d6cc7319ee73a44a416cd2f17064987

Analysis

max time kernel
150s
max time network
126s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
25/11/2023, 14:21

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General

Target

passwords_grabber.pyc
Size

8KB
MD5

704dced7f7530b19a34a5f7a71c26b10
SHA1

608d9647488cfa2b5f84a891028168a973bfcfa9
SHA256

1fd284f1e27263bd2a16050c6989933a382c7d196f4c9f247187cc3b3f6ba3ac
SHA512

e4a6710abef2c45d631745c91d8135873be06e5b240a61362e341d05ecc1dedf885487a554b648c328a3c5cc17fcf74e6d066b2e3f51379358ba28c2a0f2f39f
SSDEEP

192:+CE34EAL/GFf/PomdPO23NsDmqFUhkxNivLI9dRvL:Y4EAL/AfRBO8NsxuOxNn

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-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2864	2116	cmd.exe	29
PID 2116 wrote to memory of 2864	2116	cmd.exe	29
PID 2116 wrote to memory of 2864	2116	cmd.exe	29
PID 2864 wrote to memory of 2740	2864	rundll32.exe	30
PID 2864 wrote to memory of 2740	2864	rundll32.exe	30
PID 2864 wrote to memory of 2740	2864	rundll32.exe	30
PID 2864 wrote to memory of 2740	2864	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2864
- - 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\passwords_grabber.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

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
c9d4cfce500faac96d2fc3a96d1358cc

SHA1
e2f72ca00e8cc84a9f061759ccd30d4ae0a6dd59

SHA256
f1b71c906f65af7f9ce502ece4f1f2633d8abd9656fcc962f22d89dff0f59769

SHA512
986e7bb66de2328ec0705ac783ec713ea986708c8781362a36767769144fac49685c60df444cfa44178ef6a484a85edb1dc694f7c0247d0ce5804110e5b1b1e6

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