Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 21:44

General

  • Target

    2024-12-23_1f889137382db07ddc6e2520e94cb01d_icedid_xiaobaminer.exe

  • Size

    4.1MB

  • MD5

    1f889137382db07ddc6e2520e94cb01d

  • SHA1

    3d90501bf2a830d1b696ada9ebfecaabc4892b0b

  • SHA256

    a68b73ff008ec7e91a5e675d8315cb1126b263cb4549c9d5304ea205327ec8fd

  • SHA512

    5f3b502996c4f09f4d745a6f9d9c6de8c943e5e9602482e7300ea86efbfcdaabeec96b8a471f4e958c684c8d8af05e5c5cbf45a47db591afb4e925669fccfd3c

  • SSDEEP

    49152:9bYwIkppisrPa0PsK+JLrZaZ2hTB3liEf2hvZPzN/xw6n1wRjJm6K4MCcUxifU0N:yciKsK+JLVaIf2xZPzNsG408w

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\2024-12-23_1f889137382db07ddc6e2520e94cb01d_icedid_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-23_1f889137382db07ddc6e2520e94cb01d_icedid_xiaobaminer.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:388
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:4580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    4.1MB

    MD5

    1f889137382db07ddc6e2520e94cb01d

    SHA1

    3d90501bf2a830d1b696ada9ebfecaabc4892b0b

    SHA256

    a68b73ff008ec7e91a5e675d8315cb1126b263cb4549c9d5304ea205327ec8fd

    SHA512

    5f3b502996c4f09f4d745a6f9d9c6de8c943e5e9602482e7300ea86efbfcdaabeec96b8a471f4e958c684c8d8af05e5c5cbf45a47db591afb4e925669fccfd3c

  • C:\vcredist2010_x86.log.html

    Filesize

    81KB

    MD5

    9ad8b18e302cba40a6e06be2d99020df

    SHA1

    025371e6d3d996803555365e0627c94db11bd4e9

    SHA256

    c376c31a0d7b655d305b6fa31910cb5cd2bc8370e614b50fae8ec0e001156096

    SHA512

    936cb21ab9fae89923d94937372756820b4c2452e2a4eaf80b97646fb76b23d511faf0ae17e367bf1d1efe5fff3e882fbd4b68230fab8ede0e3e81f9dea528d2

  • memory/388-0-0x0000000000400000-0x000000000044D000-memory.dmp

    Filesize

    308KB