Analysis

  • max time kernel
    74s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-05-2024 04:34

General

  • Target

    2024-05-01_3619712b7b17b8f077995c0d77d15752_icedid_xiaobaminer.exe

  • Size

    1.4MB

  • MD5

    3619712b7b17b8f077995c0d77d15752

  • SHA1

    7c63a56773bd04cf2c13d541ca580f9c5a720629

  • SHA256

    7a4a61fdd88b56c349c2968d27cca1aa59dfa25f5c53a9b87b186eaa71c03020

  • SHA512

    ab5f450658c5b147217fb972b8a82f221c1a0d38d0c705b14f639f40a297968b97bf79c8f676645d37bf0255427015e513830ebc04dbb7aa1bbca095101b554e

  • SSDEEP

    24576:7+Kye1Z3jc1VCrNHtBCACIlThv5jcAkSYqyE88iI3fTA17nVIfGb2ZPifAmNOF:7+nenzcErNNQJIlTLpYqc8iI3Xi1wF

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 6 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\2024-05-01_3619712b7b17b8f077995c0d77d15752_icedid_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-01_3619712b7b17b8f077995c0d77d15752_icedid_xiaobaminer.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4940
    • 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:1760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.4MB

    MD5

    3619712b7b17b8f077995c0d77d15752

    SHA1

    7c63a56773bd04cf2c13d541ca580f9c5a720629

    SHA256

    7a4a61fdd88b56c349c2968d27cca1aa59dfa25f5c53a9b87b186eaa71c03020

    SHA512

    ab5f450658c5b147217fb972b8a82f221c1a0d38d0c705b14f639f40a297968b97bf79c8f676645d37bf0255427015e513830ebc04dbb7aa1bbca095101b554e

  • C:\vcredist2010_x86.log.html

    Filesize

    81KB

    MD5

    346a69f1ffcd366d60f073fc9dbc41c6

    SHA1

    f169a644cbd30331874352fa73ced05c2f92779b

    SHA256

    dac224ccfd918b491364c31afdd3327c2dfd61b157cd49fdebea29afc758f655

    SHA512

    77a41341e2dc130e7baaf53b43fd63e1d7ac2353ea1d0c2b57408e79c54aab06a2b21e86035bd69c37b0f825b417d609e73d4bb838a6f1d84fd9d1f4158da142

  • memory/1760-354-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1760-480-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4940-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4940-1-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4940-11-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB