6995e33cf3c6078ad21fa9f5dccb03cc8a12a27953768cf85ecab1ddce1852a7

Resubmissions

03/05/2024, 20:03

240503-ysqa8aeb6z 10

Analysis

max time kernel
1562s
max time network
1569s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03/05/2024, 20:03

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General

Target

depot_228990/MFGW.app/Contents/Resources/lib/python3.9/ctypes/_endian.pyc
Size

1KB
MD5

e6e1dc6904af00815b0b5bf7a2905492
SHA1

536b3deb0c3a9767fe3b6537238cd3b6574ca913
SHA256

0a058d339541434ba823568dc3147d588610d9fca8c495a94cef613ea02ddcf6
SHA512

e1d1440461f80574ff80df356453add4fc25dcade8ca9d3a2becb01cc61dab2a8db8de89802008ea4cd34f9986a582f2603c66ab0eb6aed518fbd164e8ba1bb6

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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_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
2668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2636	2936	cmd.exe	29
PID 2936 wrote to memory of 2636	2936	cmd.exe	29
PID 2936 wrote to memory of 2636	2936	cmd.exe	29
PID 2636 wrote to memory of 2668	2636	rundll32.exe	30
PID 2636 wrote to memory of 2668	2636	rundll32.exe	30
PID 2636 wrote to memory of 2668	2636	rundll32.exe	30
PID 2636 wrote to memory of 2668	2636	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\ctypes\_endian.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\ctypes\_endian.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\ctypes\_endian.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2668

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

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

Filesize
3KB

MD5
700c302311eeecfe66cbd002bbab89f1

SHA1
6abfa0431a13dd3dd08d000b761f45fb5f62d27a

SHA256
b4e64d9cd6bed8ad0f697e96e73836bf476385b37fb257850bb6c1cd7dc3cb63

SHA512
790a28f01d74cefb9846d51c2e37afa209445ca9d6a7c5b4c345e00ca0167fcc899f80390b4d777f3101ae7009edbccaa74a6aaa1de62674137931a3aebab8a5

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