Analysis

  • max time kernel
    90s
  • 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 00:46

General

  • Target

    96c7abf50740b2f824f7e738e67e7229d41bb70b74441c45176d1ebcfe14b7dc.exe

  • Size

    971KB

  • MD5

    315e4c65148035b10f48a8b7d58c3212

  • SHA1

    3da3d472101feb2f5e934fd865a6dbc55584ca99

  • SHA256

    96c7abf50740b2f824f7e738e67e7229d41bb70b74441c45176d1ebcfe14b7dc

  • SHA512

    fd15cd2106f1cd10f87cefd7081f5f344acfbec75cf8656f838fd21fd2a0ce20575e67928d77d120209a9235bee11ae62e8f51ac3e5b20ab97e765d4dd9dc647

  • SSDEEP

    24576:oW+7EBtpeRwlEoRwODTIU0+kVm2VZQwy9E1Vf3M:v+Ij6wWoGODTPUVJ9y9EU

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 3 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
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\96c7abf50740b2f824f7e738e67e7229d41bb70b74441c45176d1ebcfe14b7dc.exe
    "C:\Users\Admin\AppData\Local\Temp\96c7abf50740b2f824f7e738e67e7229d41bb70b74441c45176d1ebcfe14b7dc.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:4376
    • 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:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    971KB

    MD5

    315e4c65148035b10f48a8b7d58c3212

    SHA1

    3da3d472101feb2f5e934fd865a6dbc55584ca99

    SHA256

    96c7abf50740b2f824f7e738e67e7229d41bb70b74441c45176d1ebcfe14b7dc

    SHA512

    fd15cd2106f1cd10f87cefd7081f5f344acfbec75cf8656f838fd21fd2a0ce20575e67928d77d120209a9235bee11ae62e8f51ac3e5b20ab97e765d4dd9dc647

  • C:\vcredist2010_x86.log.html

    Filesize

    81KB

    MD5

    6009940567f56ecfadc9c7bad1173aac

    SHA1

    d94b523d238d19f2ccd9631a46e99c266195d99f

    SHA256

    c997d515d7fa30bb18907fcb38a21ab6b3e94a9567e45c9c14f973400a14e03b

    SHA512

    35d28d5172d3d467f4638513582ff01480f6e1c29ee43076ee0b245a5baafa3223ed609f81c5802c320c81dc05b55fc76a85976a4b5af771c2590ed559f6d396

  • memory/2104-346-0x0000000000400000-0x0000000000455000-memory.dmp

    Filesize

    340KB

  • memory/2104-487-0x0000000000400000-0x0000000000455000-memory.dmp

    Filesize

    340KB

  • memory/4376-0-0x0000000000400000-0x0000000000455000-memory.dmp

    Filesize

    340KB

  • memory/4376-13-0x0000000000400000-0x0000000000455000-memory.dmp

    Filesize

    340KB