Analysis

  • max time kernel
    70s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2024 07:45

General

  • Target

    31f92e937fe43d57f28ea1e337f5b2c7f5681aa4082e5c039673f39fe78d16b9N.exe

  • Size

    690KB

  • MD5

    79ae01e5eef805e95de9f8de445e0970

  • SHA1

    d971be5391a387ef962644254cf64e25128285b2

  • SHA256

    31f92e937fe43d57f28ea1e337f5b2c7f5681aa4082e5c039673f39fe78d16b9

  • SHA512

    a35b7cf3841355d3283bcea01c2d368d821992e807df1fd5179f576d1034b38d13345b1d917dda598255e38bb206ecbd7700ef11ba84b67039319d3e667aa7cf

  • SSDEEP

    12288:zJB0lh5aILwtFPCfmAUt3r4DwpRrKO1YYVhiiSw9:zQ5aILMCfmAUhrSO1YNq9

Malware Config

Signatures

  • Trickbot

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

  • Trickbot x86 loader 1 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 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Drops file in System32 directory 2 IoCs
  • Launches sc.exe 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\31f92e937fe43d57f28ea1e337f5b2c7f5681aa4082e5c039673f39fe78d16b9N.exe
    "C:\Users\Admin\AppData\Local\Temp\31f92e937fe43d57f28ea1e337f5b2c7f5681aa4082e5c039673f39fe78d16b9N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2184
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2732
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1012
      • 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:2724
    • C:\Users\Admin\AppData\Roaming\WinSocket\31f92e938fe43d68f29ea1e338f6b2c8f6791aa4092e6c039783f39fe89d17b9N.exe
      C:\Users\Admin\AppData\Roaming\WinSocket\31f92e938fe43d68f29ea1e338f6b2c8f6791aa4092e6c039783f39fe89d17b9N.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        /c sc stop WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2860
        • C:\Windows\SysWOW64\sc.exe
          sc stop WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2312
      • C:\Windows\SysWOW64\cmd.exe
        /c sc delete WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2924
        • C:\Windows\SysWOW64\sc.exe
          sc delete WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2640
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableRealtimeMonitoring $true
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2636
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2848
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {F667B0C8-BF8D-41D9-BA65-1BE0E268ADCE} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
        PID:2552
        • C:\Users\Admin\AppData\Roaming\WinSocket\31f92e938fe43d68f29ea1e338f6b2c8f6791aa4092e6c039783f39fe89d17b9N.exe
          C:\Users\Admin\AppData\Roaming\WinSocket\31f92e938fe43d68f29ea1e338f6b2c8f6791aa4092e6c039783f39fe89d17b9N.exe
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2112
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:2584

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          b8b2f78819a7856de3e0e6d9d1802f13

          SHA1

          c5b9dba31c1a284b0dbb90fb5e8035c1c302e65f

          SHA256

          58a261ad5c8fef5abcbe45eac530e2cff80c9e0b50d7f5dc569b6991f2f1d337

          SHA512

          562512725117f2867ba64e5dcb81dfefc360d380d30ce67e19483a13957f6546bc34e2a6bf91fd35da7646cbbf03d75fe932e925b62ad481598e3ffd95e7581c

        • \Users\Admin\AppData\Roaming\WinSocket\31f92e938fe43d68f29ea1e338f6b2c8f6791aa4092e6c039783f39fe89d17b9N.exe

          Filesize

          690KB

          MD5

          79ae01e5eef805e95de9f8de445e0970

          SHA1

          d971be5391a387ef962644254cf64e25128285b2

          SHA256

          31f92e937fe43d57f28ea1e337f5b2c7f5681aa4082e5c039673f39fe78d16b9

          SHA512

          a35b7cf3841355d3283bcea01c2d368d821992e807df1fd5179f576d1034b38d13345b1d917dda598255e38bb206ecbd7700ef11ba84b67039319d3e667aa7cf

        • memory/1732-2-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-7-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-12-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-11-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-10-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-9-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-8-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-17-0x0000000000421000-0x0000000000422000-memory.dmp

          Filesize

          4KB

        • memory/1732-6-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-5-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-4-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-3-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-14-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-13-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/1732-15-0x00000000002A0000-0x00000000002C9000-memory.dmp

          Filesize

          164KB

        • memory/1732-18-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2112-77-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-70-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-69-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-72-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-68-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-73-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-74-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-75-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-76-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-71-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-66-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2112-67-0x00000000001E0000-0x00000000001E1000-memory.dmp

          Filesize

          4KB

        • memory/2696-36-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-38-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-45-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2696-44-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2696-41-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-40-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-30-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-31-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-32-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-33-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-34-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-35-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-37-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2696-46-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2696-39-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2848-49-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2848-50-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB