Overview

overview

10

Static

static

10

2026-08-04...ys.exe

windows10-2004-x64

10

2026-08-04...ys.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 06:36

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General

  • Target
    2026-08-04_815f2ed457b924a4cf901401ee8c8e96_elex_gandcrab_maze_rhadamanthys.exe
  • Size 77KB
  • Sample260804-hcv9jaee29
  • SHA256 a399920140aa968a66542e9a9a1d0b0bebb6a9b8ca8fc5a93245e446be287139
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoordiscoverygandcrabpersistenceransomware

Malware Config

Extracted

Family

  • gandcrab

C2

  • http://gdcbghvjyqy7jclk.onion.top/

Signatures

  • Family: Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

    ransomwarebackdoorgandcrab
  • GandCrab payload 3 IoCs
  • Detects ransomware indicator 3 IoCs
  • Gandcrab Payload 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_815f2ed457b924a4cf901401ee8c8e96_elex_gandcrab_maze_rhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_815f2ed457b924a4cf901401ee8c8e96_elex_gandcrab_maze_rhadamanthys.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4536
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3732
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4564
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4176
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5860
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2844
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2544
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3384
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4772
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2568
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2604
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3468
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4972
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4472
  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_815f2ed457b924a4cf901401ee8c8e96_elex_gandcrab_maze_rhadamanthys.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-04_815f2ed457b924a4cf901401ee8c8e96_elex_gandcrab_maze_rhadamanthys.exe
    1⤵
    • Checks processor information in registry
    PID:4264

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        memory/3544-0-0x0000000000850000-0x0000000000867000-memory.dmp
        Download

        memory/3544-1-0x0000000000859000-0x000000000085A000-memory.dmp
        Download

        memory/3544-5-0x0000000000850000-0x0000000000867000-memory.dmp
        Download

        memory/4264-4-0x0000000000850000-0x0000000000867000-memory.dmp
        Download