Analysis

  • max time kernel
    96s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 12:42

General

  • Target

    2024-12-25_38ef116c01419c839c206de62eaecca2_icedid_xiaobaminer.exe

  • Size

    3.5MB

  • MD5

    38ef116c01419c839c206de62eaecca2

  • SHA1

    3bc90395008b1411238af36d2ea7a16ab53687ad

  • SHA256

    391ef8c2354d0969ae7167fc8b8d5c56556a31aea3828a8f080601e9f9027fef

  • SHA512

    6a5088153ca553b1865c4ffa40c22e82ad7ea82241003662f31a74aae41fde6929f9330dc0b309c01db540a8dc43b7fa565cdb5906bfee414befc90c1faa7b97

  • SSDEEP

    49152:9bYwIkppisrPa0PdQK+JL/VJ9y9EVph7GBfW13iItboeisbPlwO4HTFI5:yciKKK+JL/Jy9S77GBfWwU

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\2024-12-25_38ef116c01419c839c206de62eaecca2_icedid_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-25_38ef116c01419c839c206de62eaecca2_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:1496
    • 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:3640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    3.5MB

    MD5

    38ef116c01419c839c206de62eaecca2

    SHA1

    3bc90395008b1411238af36d2ea7a16ab53687ad

    SHA256

    391ef8c2354d0969ae7167fc8b8d5c56556a31aea3828a8f080601e9f9027fef

    SHA512

    6a5088153ca553b1865c4ffa40c22e82ad7ea82241003662f31a74aae41fde6929f9330dc0b309c01db540a8dc43b7fa565cdb5906bfee414befc90c1faa7b97

  • C:\vcredist2010_x86.log.html

    Filesize

    82KB

    MD5

    a69143eef260d5e6af698466e8e2df8f

    SHA1

    b1439412007afcee450925d77c3b40bacd74bd58

    SHA256

    3c833d78b126c828e85db01e864661fcf39de80a0cab098dd713bb8b04c0fa4f

    SHA512

    bbd3b610d72c3191f1fbfb6661503db6c7b0af2a7b3a80ca051f43e88811db21011c70d293eb2e1ccd229e52d57d65c193ae0bbe410fea4651de820455fb6ab7

  • memory/1496-0-0x0000000000400000-0x000000000044D000-memory.dmp

    Filesize

    308KB