b0baf071692d63267aaf41bd3db933826523b59e8fca49655e1656ce0c656c71

Resubmissions

12-10-2024 18:55

241012-xk1asazfrj 10

30-11-2023 19:32

231130-x8zddshb2y 10

28-06-2021 11:05

210628-3vdg7sx13e 3

Analysis

max time kernel
150s
max time network
45s
platform
windows7_x64
resource
win7v20210408
submitted
28-06-2021 11:05

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General

Target

31.214.157.40_#DarkRadiation_by_@r3dbU7z/api/pass_server.py
Size

697B
MD5

4a1fac60bd99e94b19b6e0931aa7db49
SHA1

136f498634beee9675611f34bcbdb61a7cc93a24
SHA256

027a6a3e0c29ea68df362a51d0b0a364dc520c51f32f0bfc74f43cf4422f4c54
SHA512

c5b04e47942427095b6a1177ced272afc23b9283818506ea3edef6d751e48e237df9d3ea71a747922a4f475dd4523f48332f8f5c5926804d33c6c8c781e0d9cd

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 10 IoCs

Processes:

rundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
1324	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid	Process
1324	AcroRd32.exe
1324	AcroRd32.exe
1324	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 1624 wrote to memory of 1628	1624	cmd.exe	30
PID 1624 wrote to memory of 1628	1624	cmd.exe	30
PID 1624 wrote to memory of 1628	1624	cmd.exe	30
PID 1628 wrote to memory of 1324	1628	rundll32.exe	31
PID 1628 wrote to memory of 1324	1628	rundll32.exe	31
PID 1628 wrote to memory of 1324	1628	rundll32.exe	31
PID 1628 wrote to memory of 1324	1628	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\31.214.157.40_#DarkRadiation_by_@r3dbU7z\api\pass_server.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\31.214.157.40_#DarkRadiation_by_@r3dbU7z\api\pass_server.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1628
- - 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\31.214.157.40_#DarkRadiation_by_@r3dbU7z\api\pass_server.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1324

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

Replay Monitor

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Downloads

memory/1324-63-0x0000000000000000-mapping.dmp

Download
memory/1324-64-0x0000000075041000-0x0000000075043000-memory.dmp

Filesize
8KB

Download
memory/1624-60-0x000007FEFB561000-0x000007FEFB563000-memory.dmp

Filesize
8KB

Download
memory/1628-61-0x0000000000000000-mapping.dmp

Download