6395d597ae7f8c6f913cdee08af3ab03c3caec0d1b3fdc8efaf52892e47488d4

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
07/06/2024, 22:16

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General

Target
passwords_grabber.pyc
Size 8KB
Sample240607-16wfhadd6x
SHA256 1fd284f1e27263bd2a16050c6989933a382c7d196f4c9f247187cc3b3f6ba3ac
MD5 704dced7f7530b19a34a5f7a71c26b10
SHA1 608d9647488cfa2b5f84a891028168a973bfcfa9
SHA512 e4a6710abef2c45d631745c91d8135873be06e5b240a61362e341d05ecc1dedf885487a554b648c328a3c5cc17fcf74e6d066b2e3f51379358ba28c2a0f2f39f
SSDEEP 192:+CE34EAL/GFf/PomdPO23NsDmqFUhkxNivLI9dRvL:Y4EAL/AfRBO8NsxuOxNn
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1472	1724	cmd.exe	29
PID 1724 wrote to memory of 1472	1724	cmd.exe	29
PID 1724 wrote to memory of 1472	1724	cmd.exe	29
PID 1472 wrote to memory of 2728	1472	rundll32.exe	30
PID 1472 wrote to memory of 2728	1472	rundll32.exe	30
PID 1472 wrote to memory of 2728	1472	rundll32.exe	30
PID 1472 wrote to memory of 2728	1472	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:1724
- 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:1472
- - 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:2728

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 cfb6c81840cccd6b3db1630401652afc654038b22d21adb7e329dd84208188d3
MD5 d63854908b1a837aea06a262773aecc8
SHA1 085ed7757fdc14fd89878081503fe6152c0be012
SHA512 89f57a809b8490230d0077988d0f3e51842ec8794f2fef6d69cb8a9aed6d712f4b7e399b223362296551d27cc4fb84f1dfd94388bd2478367d0acafe1dbe2715
MD5 SHA1 SHA512

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