Analysis

  • max time kernel
    105s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 23:13

General

  • Target

    2025-04-01_38879c1b01531edda697b125a34e457a_amadey_black-basta_hijackloader_icedid_rhadamanthys_smoke-loader_xiaobaminer.exe

  • Size

    8.2MB

  • MD5

    38879c1b01531edda697b125a34e457a

  • SHA1

    f319058ff55d82104689b37bcafd402f7babb612

  • SHA256

    85c3074f7e34ee0185422160acc67af0e20efe578286bbeb7f0772b90ff0ffea

  • SHA512

    dad05610849f814c36622edf769c2b46feae98ce85c826fdf9208a838e62c76131de4dcd87ce7bbc54e737aa1be07abc8b4aad617787921a23648eed12791c15

  • SSDEEP

    98304:/AmgGWQtZ/K0tGOFWVRuLftCTt6Z696Pbtf/nbXaPw:VWyZ/K0ttYVAATt6Z6OtDXF

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 8 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 2 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 3 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 5 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-04-01_38879c1b01531edda697b125a34e457a_amadey_black-basta_hijackloader_icedid_rhadamanthys_smoke-loader_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-01_38879c1b01531edda697b125a34e457a_amadey_black-basta_hijackloader_icedid_rhadamanthys_smoke-loader_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:684
    • 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:6096
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    8.2MB

    MD5

    38879c1b01531edda697b125a34e457a

    SHA1

    f319058ff55d82104689b37bcafd402f7babb612

    SHA256

    85c3074f7e34ee0185422160acc67af0e20efe578286bbeb7f0772b90ff0ffea

    SHA512

    dad05610849f814c36622edf769c2b46feae98ce85c826fdf9208a838e62c76131de4dcd87ce7bbc54e737aa1be07abc8b4aad617787921a23648eed12791c15

  • C:\aff403968f1bfcc42131676322798b50\2010_x64.log.html

    Filesize

    86KB

    MD5

    7cd514aa03adbf191661904d449ff404

    SHA1

    5cf120435f55ffb8e7c597850844b44a17748f81

    SHA256

    becad067adc9853766b15068f40001c5b5f0dc433ea0539110833e2e3db7e280

    SHA512

    dcdf00c9b5a1dcba5f2b6af953f2612d405353e75667e612d92a8df7520d4ffb5d20d413603567344a85a12e7734505b170ef47d03af4eadef835659fe8e45df

  • memory/684-0-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/684-1-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/684-14-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/3676-29-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/3676-28-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/6096-350-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/6096-569-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB