d49877b56eae195a92a251b8a2323f9271c5d1258c8671d26e03ee44425c0478

Analysis

max time kernel
122s
max time network
126s
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

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General

Target
Data/Python/Lib/site-packages/numpy/core/tests/test__exceptions.pyc
Size 3KB
Sample240224-vez2qagh38
SHA256 27c5b8e00bfceae3842f0d7f7ce1a5933646713e13530ba026b1758a4336ccb5
MD5 5f4d72ce410d5185f24be1bbe2d2e989
SHA1 babb33cbd47b300714d3477faebc86dfc0e0f806
SHA512 68c1b56b00f8402d582e245b629f34cf751832911a34ecc79ae9c58dad8997393d9a2cd1ce9151791cdb3d724427fdeab7e434572e5603ce880e6854708864eb
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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_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-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2572	AcroRd32.exe
2572	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2584	2020	cmd.exe	29
PID 2020 wrote to memory of 2584	2020	cmd.exe	29
PID 2020 wrote to memory of 2584	2020	cmd.exe	29
PID 2584 wrote to memory of 2572	2584	rundll32.exe	30
PID 2584 wrote to memory of 2572	2584	rundll32.exe	30
PID 2584 wrote to memory of 2572	2584	rundll32.exe	30
PID 2584 wrote to memory of 2572	2584	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__exceptions.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2020
- 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__exceptions.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2584
- - 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__exceptions.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2572

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 9c0d2027aabcd71f57a88bb8bebdfb2510d40c6dd5768b79140758aad36bd669
MD5 53e5d695492d1038e0638120c5856e73
SHA1 b57a7de9e42d7bfff13e4c859503eab9ffc174e1
SHA512 5230d10e62ff5596fd79c854fc7b4dc71e121c134178934853b2677d4d3a4c345ad66cdbbfa73e24f8dd6f9adfc582041f15db6e4a9a3ce00758a06ba1737e13
MD5 SHA1 SHA512

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