1786d9bdb752a866bba3beaa27f0b6e635e4c6449bcc32105539551758186492

Analysis

max time kernel
144s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 03:37

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General

Target

AntivirusDefender-main/JigsawRansomware/JigsawRansomware/JigsawRansomware/bin/Release/JigsawRansomware.vshost.exe
Size

22KB
MD5

da4e23aceac38213052dd9dead13571d
SHA1

66e689243342762dd64f9bab998505d7cc453b6b
SHA256

327983cff9c61c976b1cd64386a40ca18858178a2029ff4ece2c19388d0c61bd
SHA512

7b957cda964a27c2c0b3a5ecf48fe2b01710dea3d01f444c0fa865d1c2bb8a0fb50faca55cb698bfb661de33fbc9d02119029f863905c644db7c013eba4432e6
SSDEEP

384:OfIW5aWMS1q//0GftpBjAE+H3HRN7NslYa0dj:e/A58iCbHJao

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	3388	dw20.exe
Token: SeBackupPrivilege	3388	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 3388	2708	JigsawRansomware.vshost.exe	84
PID 2708 wrote to memory of 3388	2708	JigsawRansomware.vshost.exe	84

C:\Users\Admin\AppData\Local\Temp\AntivirusDefender-main\JigsawRansomware\JigsawRansomware\JigsawRansomware\bin\Release\JigsawRansomware.vshost.exe
"C:\Users\Admin\AppData\Local\Temp\AntivirusDefender-main\JigsawRansomware\JigsawRansomware\JigsawRansomware\bin\Release\JigsawRansomware.vshost.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
  dw20.exe -x -s 1408
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2708-0-0x00007FF93B790000-0x00007FF93C131000-memory.dmp

Filesize
9.6MB

Download
memory/2708-1-0x0000000000DF0000-0x0000000000E00000-memory.dmp

Filesize
64KB

Download
memory/2708-8-0x00007FF93B790000-0x00007FF93C131000-memory.dmp

Filesize
9.6MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads