Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24/03/2024, 05:38

General

  • Target

    2024-03-24_4bcdf70fac51707bcb221d2b62277f5c_karagany_mafia.exe

  • Size

    265KB

  • MD5

    4bcdf70fac51707bcb221d2b62277f5c

  • SHA1

    4fa37ea4655f21466cae4ce968ae450c52dc7b40

  • SHA256

    f9d3d7e5f436dabd31cb9401016cc61d318c45a2a6632df72c246c49783d3549

  • SHA512

    8e43ac91984d71ab8f69f18d1867737d8ba0caf70d1657a7777cb8a2c630291c441db21d964de827d4ec231ee81ab6bd0b3d6feee2bddd92600d9c5f395e852c

  • SSDEEP

    3072:+v5tt9cXgoEJk/N77w1ixVJgLzhUkNp2fAhz1WLNoXE1e3GcCFK/ksMRRpwzvjDo:+vSgnk/NgSJqzhUU2fa1WKXIOTzjELEG

Malware Config

Signatures

  • GandCrab payload 4 IoCs
  • Gandcrab

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

  • Detects Reflective DLL injection artifacts 4 IoCs
  • Detects ransomware indicator 4 IoCs
  • Gandcrab Payload 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-24_4bcdf70fac51707bcb221d2b62277f5c_karagany_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-24_4bcdf70fac51707bcb221d2b62277f5c_karagany_mafia.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2880
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 724
      2⤵
      • Program crash
      PID:2248

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2880-2-0x0000000000640000-0x0000000000740000-memory.dmp

          Filesize

          1024KB

        • memory/2880-1-0x0000000000400000-0x000000000055A000-memory.dmp

          Filesize

          1.4MB

        • memory/2880-3-0x0000000000240000-0x0000000000257000-memory.dmp

          Filesize

          92KB

        • memory/2880-10-0x0000000000400000-0x000000000055A000-memory.dmp

          Filesize

          1.4MB

        • memory/2880-11-0x0000000000640000-0x0000000000740000-memory.dmp

          Filesize

          1024KB

        • memory/2880-13-0x0000000000240000-0x0000000000257000-memory.dmp

          Filesize

          92KB