Analysis

  • max time kernel
    105s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/04/2025, 04:24

General

  • Target

    2025-04-22_a10d1d3e7efd1e27fdac52d07fd276b7_black-basta_elex_hijackloader_icedid_rhadamanthys_xiaobaminer.exe

  • Size

    4.8MB

  • MD5

    a10d1d3e7efd1e27fdac52d07fd276b7

  • SHA1

    dc1ff742b47b3b6eddb0b2798939cfccccce2fc2

  • SHA256

    406cb8ea2fdebf1cbacc7cdf2abd6fdead08da88450e93841af92e9214e0abeb

  • SHA512

    e756a6aa8a24d1f908743f80023657d8b4666b40f2a1aae5291686405c7d82782f6a666d219908bf1f90809dac1766faf79a9350be3e43f414d976db07ffda2e

  • SSDEEP

    49152:9bYhCnzcErdabSF/KCGZd0qgNEf16lhulJLirHJIZ/K0tDAy49uO7G6XSq4vFWV2:yhWQtZ/K0tGOFWVRuLftCT

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 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\2025-04-22_a10d1d3e7efd1e27fdac52d07fd276b7_black-basta_elex_hijackloader_icedid_rhadamanthys_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-22_a10d1d3e7efd1e27fdac52d07fd276b7_black-basta_elex_hijackloader_icedid_rhadamanthys_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:4100
    • 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:5132
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2088
    • 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:4688

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\4a1a673fc74137b1e3a2cc\2010_x64.log.html

    Filesize

    86KB

    MD5

    dc7eff27aac247a87e2779bfb0fc32de

    SHA1

    a7c3cd947a098a1a59ecdd072f18b98ea1545b0f

    SHA256

    e497d57622ff8e4e0245a59debd5d1fc7e20f8b8b862693e4650cf407863ca36

    SHA512

    eb8c927a2f45f872c36e7f02c6dff026e8e5e2d32ac7eef543949170cec80e789f5be66790e6f8adc93d8439038d8ffea7d0dd5b7a53f7c285a9e807327b0b55

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

    Filesize

    4.8MB

    MD5

    a10d1d3e7efd1e27fdac52d07fd276b7

    SHA1

    dc1ff742b47b3b6eddb0b2798939cfccccce2fc2

    SHA256

    406cb8ea2fdebf1cbacc7cdf2abd6fdead08da88450e93841af92e9214e0abeb

    SHA512

    e756a6aa8a24d1f908743f80023657d8b4666b40f2a1aae5291686405c7d82782f6a666d219908bf1f90809dac1766faf79a9350be3e43f414d976db07ffda2e

  • memory/4100-0-0x0000000000400000-0x000000000044D000-memory.dmp

    Filesize

    308KB