Analysis

  • max time kernel
    107s
  • 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
    18-05-2024 05:59

General

  • Target

    2024-05-18_8608b7e0d626c69f4e9d2196cedccaea_icedid_xiaobaminer.exe

  • Size

    6.0MB

  • MD5

    8608b7e0d626c69f4e9d2196cedccaea

  • SHA1

    7e60b07109fe5f8a6c04a0ce321fe6db15689e42

  • SHA256

    34fc905c46766bea969a7d367f49b4f786f3fcf273543ef9e6b71f0a06128722

  • SHA512

    b5e0a8ce9e7941de720d846aef048049d5c4fd393b17acac4d37660989b1957c9345eb93ead8c37740fdc816ee491b4f4216e936f05676f654de84b14fec29de

  • SSDEEP

    49152:7+nenzcErNNQJLg3NCLT2PpYqcpYqB/KCGZd0qgNEf16lhulJLirHJIZ/K0tDAyN:cdUC+6Z6tWQtZ/K0tGOFWVRuLftCT

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 7 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 6 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-18_8608b7e0d626c69f4e9d2196cedccaea_icedid_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-18_8608b7e0d626c69f4e9d2196cedccaea_icedid_xiaobaminer.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4272
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      "C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"
      2⤵
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe

    Filesize

    6.0MB

    MD5

    8608b7e0d626c69f4e9d2196cedccaea

    SHA1

    7e60b07109fe5f8a6c04a0ce321fe6db15689e42

    SHA256

    34fc905c46766bea969a7d367f49b4f786f3fcf273543ef9e6b71f0a06128722

    SHA512

    b5e0a8ce9e7941de720d846aef048049d5c4fd393b17acac4d37660989b1957c9345eb93ead8c37740fdc816ee491b4f4216e936f05676f654de84b14fec29de

  • C:\vcredist2010_x86.log.html

    Filesize

    81KB

    MD5

    7118595c43ae36b0b999660c39d0b3ba

    SHA1

    94ba732ba30dc151787abe65604fb64eb81a41d1

    SHA256

    43671228e99462fe83586c563c2ece57c668cac13167694822ab36cf363e9bae

    SHA512

    df675e2d8e08727f6017f499532f5c23fdbc8e4d208b896f6e34473bacc9e9bbfbfd41bc3ab0c7f34a6d396a193e241a278c730139c5f165f82662f5020c6220

  • memory/3184-15-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3184-362-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3184-499-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4272-1-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4272-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4272-12-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB