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Analysis

  • max time kernel
    139s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/01/2024, 22:58

General

  • Target

    2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe

  • Size

    351KB

  • MD5

    7e0e1667c56b5cdb2e15b1d587cb3bec

  • SHA1

    00af78ee959a02f48fbc5a9d21289797da49badb

  • SHA256

    00611d90e3cfc5db22ce7ddab3e26bc7b0aee03ba5c57a88834e6c29fe59277e

  • SHA512

    4fda9c1b70fafb72c95dc8a5c7efebf68e06cf797df52d2d0944921fbcf982cc713de11ba4c06db2141b07166ba6d7ee254d5753f7c20713ca22e54131e9ae5f

  • SSDEEP

    3072:rpNMs+Kr1wbWGjl0xjsNNeVKBNVBxKT46xl+wndfIQQOaC3QBn7/hsb2BhGZ1/Nb:rpNMsLWEjsXjBATRpuuwnGD/Nj6a

Malware Config

Signatures

  • GandCrab payload 3 IoCs
  • Gandcrab

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

  • Detects Reflective DLL injection artifacts 3 IoCs
  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 3 IoCs
  • Unexpected DNS network traffic destination 5 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_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:2108
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:3536
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 1048
        2⤵
        • Program crash
        PID:3200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2108 -ip 2108
      1⤵
        PID:4612

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2108-1-0x0000000001660000-0x0000000001760000-memory.dmp

        Filesize

        1024KB

      • memory/2108-2-0x0000000000400000-0x00000000012D6000-memory.dmp

        Filesize

        14.8MB

      • memory/2108-3-0x0000000000400000-0x00000000012D6000-memory.dmp

        Filesize

        14.8MB

      • memory/2108-4-0x0000000003040000-0x0000000003057000-memory.dmp

        Filesize

        92KB

      • memory/2108-13-0x0000000001660000-0x0000000001760000-memory.dmp

        Filesize

        1024KB

      • memory/2108-15-0x0000000003040000-0x0000000003057000-memory.dmp

        Filesize

        92KB