Resubmissions

18/04/2024, 11:13

240418-nbxzmabc9210

18/04/2024, 11:13

240418-nbqkjscf2x10

18/04/2024, 11:12

240418-nbbrdsce9w10

18/04/2024, 11:12

240418-nba5vsbc8210

18/04/2024, 11:12

240418-nbat4abc7910

18/04/2024, 09:58

240418-lzkcbshg5510

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/04/2024, 11:12

General

  • Target
    37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe
  • Size 791KB
  • Sample240418-nbat4abc79
  • SHA256 37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe
    "C:\Users\Admin\AppData\Local\Temp\37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:2884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        GetX64BTIT.exe

        • Path C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        • Size 3KB
        • SHA256 91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581
        • MD5 SHA1 SHA512

        x64btit.txt

        • Path C:\Users\Admin\AppData\Local\Temp\x64btit.txt
        • Size 28B
        • SHA256 b721b72278c41640f950cce545966167233710ea6ed7a688fe56a5d16617f832
        • MD5 SHA1 SHA512

        memory/640-7-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-21-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-5-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-6-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-8-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-2-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-0-0x0000000000400000-0x00000000004CA000-memory.dmp

        memory/640-4-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-20-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-3-0x0000000000400000-0x00000000004CA000-memory.dmp

        memory/640-18-0x00000000025B0000-0x00000000025CF000-memory.dmp

        memory/640-16-0x0000000010000000-0x0000000010016000-memory.dmp

        memory/640-1-0x00000000004D0000-0x0000000000587000-memory.dmp

        memory/640-24-0x00000000004D0000-0x0000000000587000-memory.dmp

        memory/640-31-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-32-0x00000000020D0000-0x0000000002196000-memory.dmp

        memory/640-37-0x00000000020D0000-0x0000000002196000-memory.dmp