1d498c6ee309a5f60cc9696f64782f6f62cbc2c6f5a4e6dff01bc3fd888ba725

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
21/05/2024, 05:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bin/AsRemoteCommandsHandler.pyc
Size

49KB
MD5

0cce18733b419438bca64e6f79cb75b5
SHA1

d3f30ed452a774c0eb468c6e426a6665e131b49f
SHA256

68841421ea718752bd8f280680b1801b25f10a42ace193c1814ce60d4ba33f77
SHA512

1dbf0587087915c976184154ebb511d7c20c4fcd2cb90ac27940b68313726e72fe542a5ba832acfe3c8b186b99cc86355394be509bb38b02caf798d56c21bb7b
SSDEEP

1536:2oB7EE67b3HECrWvX+pAAe7GRSTmLC+flAu9dmMuFA5UpWwXBLo+6W1jMA1hMATe:cE67b3HECrWvX+pAAe7GRSTmLC+flXdd

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-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 2608	1896	cmd.exe	29
PID 1896 wrote to memory of 2608	1896	cmd.exe	29
PID 1896 wrote to memory of 2608	1896	cmd.exe	29
PID 2608 wrote to memory of 2744	2608	rundll32.exe	30
PID 2608 wrote to memory of 2744	2608	rundll32.exe	30
PID 2608 wrote to memory of 2744	2608	rundll32.exe	30
PID 2608 wrote to memory of 2744	2608	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\bin\AsRemoteCommandsHandler.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bin\AsRemoteCommandsHandler.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2608
- - 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\bin\AsRemoteCommandsHandler.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2744

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

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
37800510f10174382d855cc7871e4f6c

SHA1
3d1e78133cf131d2765ef0f87fd090d95d7a3cf8

SHA256
87384e99b9646dfc3038d6ede150ff9c6c0bd72a7ac66e766cf60f096b812aa8

SHA512
3f28697a06c83f5b68e7d9f436f77a066c4da84b2894a67aec06b1780df04e769cdc4342fb7c138e1afafa96781e49c0e4578d2b6e850f83ecc4e9dae7b3db38

Download Submit