Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2025, 06:57

General

  • Target

    d3d636cf340490157808cbef05509be55382855a61831150e8c749746902e17f.exe

  • Size

    368KB

  • MD5

    d22e7bebd1ca8e66ad9f64ee6cf41f3c

  • SHA1

    efcd698516621de01c9d64e9126cc841e22df9bc

  • SHA256

    d3d636cf340490157808cbef05509be55382855a61831150e8c749746902e17f

  • SHA512

    050cb0bed63abd741132e5edfa4be7e39cac00f7d633b1aae6a02cf19251d1a4e9c8e3ff3b7e09f8480457aad84bef66f444e61e738537fb47f5ce155e4fbc85

  • SSDEEP

    6144:eo5N5OazOZaTDWlVnrchrahdOxveC2wo80/agxb0zLz4qn:emSuOcHmnYhrDMTrban4qn

Malware Config

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Trickbot family
  • Trickbot x86 loader 4 IoCs

    Detected Trickbot's x86 loader that unpacks the x86 payload.

  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Drops file in System32 directory 1 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3d636cf340490157808cbef05509be55382855a61831150e8c749746902e17f.exe
    "C:\Users\Admin\AppData\Local\Temp\d3d636cf340490157808cbef05509be55382855a61831150e8c749746902e17f.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1624
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3004
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1848
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1804
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2060
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2220
    • C:\Users\Admin\AppData\Roaming\WNetval\d3d737cf340490168909cbef06609be66392966a71931160e9c849847902e18f.exe
      C:\Users\Admin\AppData\Roaming\WNetval\d3d737cf340490168909cbef06609be66392966a71931160e9c849847902e18f.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2728
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {1187E141-08A4-4FF9-9A92-B58BAAB1538F} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Users\Admin\AppData\Roaming\WNetval\d3d737cf340490168909cbef06609be66392966a71931160e9c849847902e18f.exe
        C:\Users\Admin\AppData\Roaming\WNetval\d3d737cf340490168909cbef06609be66392966a71931160e9c849847902e18f.exe
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3008
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
            PID:1932

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3533259084-2542256011-65585152-1000\0f5007522459c86e95ffcc62f32308f1_38b42d9b-3e83-45f4-8789-a30be34574b0

        Filesize

        1KB

        MD5

        37a97a96aed732bc1e8e8c8530096f75

        SHA1

        f9c43008402a8c8c9611ef39d4471dcf43aa2ced

        SHA256

        efb8784ec91b55f62f520c23367e267311b0cd0cedae705f9d246ee210b579fc

        SHA512

        0f9b72c0604356a0f12946d25bea6340b8888bdb5d19eae1c80cdfc048d84c8d65cf9ab3355ad39b561dfcdf39889468a877ee76b086c4df1b440e52789f45b8

      • \Users\Admin\AppData\Roaming\WNetval\d3d737cf340490168909cbef06609be66392966a71931160e9c849847902e18f.exe

        Filesize

        368KB

        MD5

        d22e7bebd1ca8e66ad9f64ee6cf41f3c

        SHA1

        efcd698516621de01c9d64e9126cc841e22df9bc

        SHA256

        d3d636cf340490157808cbef05509be55382855a61831150e8c749746902e17f

        SHA512

        050cb0bed63abd741132e5edfa4be7e39cac00f7d633b1aae6a02cf19251d1a4e9c8e3ff3b7e09f8480457aad84bef66f444e61e738537fb47f5ce155e4fbc85

      • memory/2120-1-0x0000000000140000-0x0000000000169000-memory.dmp

        Filesize

        164KB

      • memory/2120-7-0x0000000000140000-0x0000000000169000-memory.dmp

        Filesize

        164KB

      • memory/2312-10-0x00000000002B0000-0x00000000002D9000-memory.dmp

        Filesize

        164KB

      • memory/2312-12-0x0000000010000000-0x0000000010007000-memory.dmp

        Filesize

        28KB

      • memory/2312-11-0x0000000010000000-0x0000000010007000-memory.dmp

        Filesize

        28KB

      • memory/2312-24-0x00000000002B0000-0x00000000002D9000-memory.dmp

        Filesize

        164KB

      • memory/2728-21-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/2728-17-0x0000000010000000-0x000000001001F000-memory.dmp

        Filesize

        124KB

      • memory/2728-16-0x0000000010000000-0x000000001001F000-memory.dmp

        Filesize

        124KB