af6db6f0e4a5928454be6b59f2a5c8a7eb75dbdae3178560081c48be23d62491

Analysis

max time kernel
151s
max time network
81s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
24/03/2023, 04:12

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General

Target

DVDFab.StreamFab.v6.1.1.3.Multilingual.Portable-x64/App/DVDFab12/PYthon37/Lib/test/test_lzma.py
Size

89KB
MD5

e6c3536de0eeec0dea7110280232ee6c
SHA1

bef2c6d6d692aecc15e39e9525da506bb49d4018
SHA256

2481d1fea600005d7b2a4c64f914a8c5e7e2e3705e0cd0176413ebfad4a103b5
SHA512

25c89f2d658fadd563a0659ce1e1dfe680d2a4ad0defd94a0d41f733564cc8a0dfa0625fa0b1cb882395933346030c8d5b8cf58614f646d1d58ebdf99a939ab1
SSDEEP

1536:XTYfCoGvGJi0dZsH/mUDTfnb+UcUIKoSvrM0TfbvRBmFhzO/+MvIe5Jxo0:XloGvGJi0dZsH/fXfnyUcUIKbrrfbvn7

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 880	1688	cmd.exe	28
PID 1688 wrote to memory of 880	1688	cmd.exe	28
PID 1688 wrote to memory of 880	1688	cmd.exe	28
PID 880 wrote to memory of 868	880	rundll32.exe	29
PID 880 wrote to memory of 868	880	rundll32.exe	29
PID 880 wrote to memory of 868	880	rundll32.exe	29
PID 880 wrote to memory of 868	880	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\DVDFab.StreamFab.v6.1.1.3.Multilingual.Portable-x64\App\DVDFab12\PYthon37\Lib\test\test_lzma.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\DVDFab.StreamFab.v6.1.1.3.Multilingual.Portable-x64\App\DVDFab12\PYthon37\Lib\test\test_lzma.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:880
- - 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\DVDFab.StreamFab.v6.1.1.3.Multilingual.Portable-x64\App\DVDFab12\PYthon37\Lib\test\test_lzma.py"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:868

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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