Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-05-2024 19:17

General

  • Target

    c52557ba95a457c0e4de753c8fec1771faf094f0717934e3ef1b20cfdf200a42.dll

  • Size

    39KB

  • MD5

    306d01d26d82998b1d99404b0d0b6805

  • SHA1

    f48ad671df396e033deee8bc8c8b197ae95c6398

  • SHA256

    c52557ba95a457c0e4de753c8fec1771faf094f0717934e3ef1b20cfdf200a42

  • SHA512

    f62806571ccf08560bbfdd28b156d968006df651a70eef1f1bc4c8a6b76189373c4c20a8605f2b17bc3e2b979325598d1afc06d8deb755b9f7197d1236086f19

  • SSDEEP

    768:nVC7MZmIOUbW9aKan5G9YHyybcS+LS0whGfxzv7f:RZqU9LnZjMG0whE

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 3 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c52557ba95a457c0e4de753c8fec1771faf094f0717934e3ef1b20cfdf200a42.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c52557ba95a457c0e4de753c8fec1771faf094f0717934e3ef1b20cfdf200a42.dll,#1
      2⤵
        PID:2924

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2924-2-0x00000000012B0000-0x00000000012BB000-memory.dmp

      Filesize

      44KB

    • memory/2924-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/2924-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/2924-4-0x00000000012B0000-0x00000000012BB000-memory.dmp

      Filesize

      44KB

    • memory/2924-3-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB