Analysis

  • max time kernel
    113s
  • max time network
    142s
  • 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, 01:49

General

  • Target

    7930f71c989b91f5ff40b6c1fbfa62ae41221ecd0fb0fdea05ffd90c9faf6094.exe

  • Size

    12.6MB

  • MD5

    c7860289e1b0c60f40f59ea7cd6b93f5

  • SHA1

    5d5e65b98c51579d36967aad8930f8aff23b3f48

  • SHA256

    7930f71c989b91f5ff40b6c1fbfa62ae41221ecd0fb0fdea05ffd90c9faf6094

  • SHA512

    4f8b1e255b04eaddad96bf65237fc8c7cbef71095dd8b171b3ab1a5e111ee8a2e63c55a77f8a3bd2977c16abb50f4ff3555d0876ce4d08848f9609bbeeccfd79

  • SSDEEP

    98304:iy9afy9afy9afy9afy9afy9afy9afy9afy9a3WQtZ/K0tGOFWVRuLftCTfA38n0K:yWyZ/K0ttYVAATVX

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\7930f71c989b91f5ff40b6c1fbfa62ae41221ecd0fb0fdea05ffd90c9faf6094.exe
    "C:\Users\Admin\AppData\Local\Temp\7930f71c989b91f5ff40b6c1fbfa62ae41221ecd0fb0fdea05ffd90c9faf6094.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:4336
    • 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:980
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5272
    • 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:3980

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\4d7dcf6448637544ea7e961be1ad\2010_x86.log.html

    Filesize

    81KB

    MD5

    4f7ceecdc712abcd1f5aa2aeb86ececb

    SHA1

    622fdc8468c26bdbbbce716b53eb3884e3515e85

    SHA256

    2e136d503f384a7d5a7a4039fe0aa2e1afb1aeb4a460571572a15097168d6100

    SHA512

    1b4adf5eee2900b6b5f2cf2e6863916c3d4845bbe8a302bfb4ee8bb31216a74c95f673e55f12ec4a88322d5017d73a79eac208dd2817ebaa03e16fdc3b07cae5

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

    Filesize

    12.6MB

    MD5

    c7860289e1b0c60f40f59ea7cd6b93f5

    SHA1

    5d5e65b98c51579d36967aad8930f8aff23b3f48

    SHA256

    7930f71c989b91f5ff40b6c1fbfa62ae41221ecd0fb0fdea05ffd90c9faf6094

    SHA512

    4f8b1e255b04eaddad96bf65237fc8c7cbef71095dd8b171b3ab1a5e111ee8a2e63c55a77f8a3bd2977c16abb50f4ff3555d0876ce4d08848f9609bbeeccfd79

  • memory/4336-0-0x0000000000400000-0x000000000044D000-memory.dmp

    Filesize

    308KB