6395d597ae7f8c6f913cdee08af3ab03c3caec0d1b3fdc8efaf52892e47488d4

Analysis

max time kernel
102s
max time network
16s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
07/06/2024, 22:16

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
source_prepared.pyc
Size 180KB
Sample240607-16wfhadd6x
SHA256 064c8c0299fd431edccd9b9bbaf20fdc814684c19eba5801269e3300a378669f
MD5 e2a5a82b02970107404f4e6d493c8423
SHA1 4ef66b9cb59852292d80688cecfe1da59a474192
SHA512 71ed55a8602ab208c5c6a4aeef9cf924a61cfc26d1575803d1162e2149c9fe14712f87e2ed790cbeb63c3168a551226dc372291324dec1d6ad0280952fb675da
SSDEEP 3072:D2LaLPA9Flt3opPEtelZN+thZa6CmgQDzuCknW:iWL6t3op8cN+rZa6CmgQD6Cr
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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2808	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2808	AcroRd32.exe
2808	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2596	2252	cmd.exe	29
PID 2252 wrote to memory of 2596	2252	cmd.exe	29
PID 2252 wrote to memory of 2596	2252	cmd.exe	29
PID 2596 wrote to memory of 2808	2596	rundll32.exe	30
PID 2596 wrote to memory of 2808	2596	rundll32.exe	30
PID 2596 wrote to memory of 2808	2596	rundll32.exe	30
PID 2596 wrote to memory of 2808	2596	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\source_prepared.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\source_prepared.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2808

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 1680540d4b025fd48eb5061448dd3d3fca967daa6b203e9732d5b6acaa526da3
MD5 d28ab90f89448703ac445e7970eaa961
SHA1 6cad1f1c037950ceac73c98ba55b2573f1b8b322
SHA512 686e0010b5b7b23aa5c6a9d4fa4cd39e1c73598c8d91707d9949aa39aa56094fd2aa04215b3b9cfeb2fd45958cb45f441743b339371aae741563fccd398b79d0
MD5 SHA1 SHA512

Submit Download