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
149s
max time network
52s
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/crypt3.sh
Size

5KB
MD5

3402c9373726396598011ef6ec1ea243
SHA1

919b574a4d000161e52d57b827976b6d9388b33f
SHA256

0243ac9f6148098de0b5f215c6e9802663284432492d29f7443a5dc36cb9aab5
SHA512

138d3d9de064a3107218856a510d968a857860c90a3bd7250eb79a8f7df13e588d7bfc90563a63c5a4dc9027e5d4d21cadb4118f4ff1add6fac6b2b9510b1ba6

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid	Process
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 320 wrote to memory of 1396	320	cmd.exe	29
PID 320 wrote to memory of 1396	320	cmd.exe	29
PID 320 wrote to memory of 1396	320	cmd.exe	29
PID 1396 wrote to memory of 556	1396	rundll32.exe	31
PID 1396 wrote to memory of 556	1396	rundll32.exe	31
PID 1396 wrote to memory of 556	1396	rundll32.exe	31
PID 1396 wrote to memory of 556	1396	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\31.214.157.40_#DarkRadiation_by_@r3dbU7z\api\crypt3.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:320
- 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\crypt3.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1396
- - 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\crypt3.sh"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:556

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/320-59-0x000007FEFB531000-0x000007FEFB533000-memory.dmp

Filesize
8KB

Download
memory/556-62-0x0000000000000000-mapping.dmp

Download
memory/556-63-0x0000000075051000-0x0000000075053000-memory.dmp

Filesize
8KB

Download
memory/1396-60-0x0000000000000000-mapping.dmp

Download