d49877b56eae195a92a251b8a2323f9271c5d1258c8671d26e03ee44425c0478

Analysis

max time kernel
122s
max time network
132s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24/02/2024, 16:54

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Data/Python/Lib/site-packages/numpy/core/tests/test_abc.pyc
Size 2KB
Sample240224-vez2qagh38
SHA256 f12e8759481e079e8a44fec54ffae47b95942c3052b7b2299047ba03fc0521d9
MD5 37f790b984fbadf06993c2fc8c2d71d6
SHA1 ec7ce34e007589056ec35743480f23838534bd72
SHA512 361222dbab531573a5e0b410e0f498d2b872d32e52f132fe9cfccdc9d54ee890cb8bf7b7a963d31172a23899dd4e201028f7a6f55b36cc233bc415e585cd2d8a
MD5 SHA1 SHA512

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-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_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-1-5-21-778096762-2241304387-192235952-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyc_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2596	1760	cmd.exe	29
PID 1760 wrote to memory of 2596	1760	cmd.exe	29
PID 1760 wrote to memory of 2596	1760	cmd.exe	29
PID 2596 wrote to memory of 2592	2596	rundll32.exe	30
PID 2596 wrote to memory of 2592	2596	rundll32.exe	30
PID 2596 wrote to memory of 2592	2596	rundll32.exe	30
PID 2596 wrote to memory of 2592	2596	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Data\Python\Lib\site-packages\numpy\core\tests\test_abc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Data\Python\Lib\site-packages\numpy\core\tests\test_abc.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2596
- - 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\Data\Python\Lib\site-packages\numpy\core\tests\test_abc.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2592

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

Loading Replay Monitor...

Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 1efc2322a2182c2b97e4d5f991bc5a71a0548eb759cfc4bbd8226c75dbd0e06c
MD5 c769f960fa9cf30a2860c9014e7f9d6f
SHA1 e898f43ce7909a4a8f22bfe550a6263d9b99da32
SHA512 f518a1a48282b1e138769c4cdc678dce281c0eb497955f57a029912c723eb57dd935026ecc2ac8b60c0f5bac21234a2611845433ebdeec6d8661f79eccad2474
MD5 SHA1 SHA512

Submit Download