Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-10-2024 01:47

General

  • Target

    1b27f0b50dd5d27f48443fe0bb8f94d7d1f1ceb1402f401799d6e0d95832920dN.exe

  • Size

    368KB

  • MD5

    0299c604638cc6ff16f297ca88c4bd20

  • SHA1

    efd6e32d0d89596018539abb0a905e676d9f4ef5

  • SHA256

    1b27f0b50dd5d27f48443fe0bb8f94d7d1f1ceb1402f401799d6e0d95832920d

  • SHA512

    27dae8fe235b24d2aff0161018568015f891ea2fabc3c4495768f079bc50f4fb6ef164ec2fbe9d316619e282ba27afbe6bccc56a415cf40ae2634126fb5c1bc7

  • SSDEEP

    6144:eo5N5OazOZaTDWlVnrchrahdOxveC2wo80/agxb0zLz4qA:emSuOcHmnYhrDMTrban4qA

Malware Config

Signatures

  • 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 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 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\1b27f0b50dd5d27f48443fe0bb8f94d7d1f1ceb1402f401799d6e0d95832920dN.exe
    "C:\Users\Admin\AppData\Local\Temp\1b27f0b50dd5d27f48443fe0bb8f94d7d1f1ceb1402f401799d6e0d95832920dN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1748
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1712
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2556
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2604
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2096
      • 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:2900
    • C:\Users\Admin\AppData\Roaming\WNetval\1b28f0b60dd6d28f49443fe0bb9f94d8d1f1ceb1402f401899d7e0d96932920dN.exe
      C:\Users\Admin\AppData\Roaming\WNetval\1b28f0b60dd6d28f49443fe0bb9f94d8d1f1ceb1402f401899d7e0d96932920dN.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2384
      • C:\Windows\SysWOW64\cmd.exe
        /c sc stop WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2692
        • C:\Windows\SysWOW64\sc.exe
          sc stop WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:3012
      • C:\Windows\SysWOW64\cmd.exe
        /c sc delete WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Windows\SysWOW64\sc.exe
          sc delete WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2848
      • C:\Windows\SysWOW64\cmd.exe
        /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2008
        • 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:2896
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2880
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {0A75E8AF-BDBE-462B-94E7-11F3EBA6191E} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
        PID:1564
        • C:\Users\Admin\AppData\Roaming\WNetval\1b28f0b60dd6d28f49443fe0bb9f94d8d1f1ceb1402f401899d7e0d96932920dN.exe
          C:\Users\Admin\AppData\Roaming\WNetval\1b28f0b60dd6d28f49443fe0bb9f94d8d1f1ceb1402f401899d7e0d96932920dN.exe
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1196
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:808

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2872745919-2748461613-2989606286-1000\0f5007522459c86e95ffcc62f32308f1_4d69f9e1-559c-46cf-82ac-67913db47c55

          Filesize

          1KB

          MD5

          5eac72066568577ddcfd0b9368ba19a2

          SHA1

          e69860864c796604fa331728394455feaecdb2ca

          SHA256

          38da08223e8fdc10215cad94faa66669d6da632e64b69bf4ea44e578696b3f4b

          SHA512

          be3f79be802c2f8e5289b34c49358abb688ec5e43615ebb533c916bb54b93b3dd1ff9f21ad285d39089680084704742737a20dc81870ef2f19076824e4d15f30

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

          Filesize

          7KB

          MD5

          3d10c480c8066fb5a6c4f53237ed0b6a

          SHA1

          67e419a60d82b9f2fa4f6de0acf2b5f959302740

          SHA256

          aae85b15e85168bb7c0b7e74a3699c4ddf56fcb5802d1c8ea2a24006c6112d18

          SHA512

          a21010bf3442113df98a1700212617d9909c348b9bf8dafbf0dbbebd9ac588e7df46a14a5570e61d2c81aaf9df0c5970a5563735f9e5053198bbe6077cfc56e0

        • \Users\Admin\AppData\Roaming\WNetval\1b28f0b60dd6d28f49443fe0bb9f94d8d1f1ceb1402f401899d7e0d96932920dN.exe

          Filesize

          368KB

          MD5

          0299c604638cc6ff16f297ca88c4bd20

          SHA1

          efd6e32d0d89596018539abb0a905e676d9f4ef5

          SHA256

          1b27f0b50dd5d27f48443fe0bb8f94d7d1f1ceb1402f401799d6e0d95832920d

          SHA512

          27dae8fe235b24d2aff0161018568015f891ea2fabc3c4495768f079bc50f4fb6ef164ec2fbe9d316619e282ba27afbe6bccc56a415cf40ae2634126fb5c1bc7

        • memory/2384-16-0x0000000000210000-0x0000000000211000-memory.dmp

          Filesize

          4KB

        • memory/2384-22-0x00000000000F0000-0x0000000000119000-memory.dmp

          Filesize

          164KB

        • memory/2384-15-0x00000000000F0000-0x0000000000119000-memory.dmp

          Filesize

          164KB

        • memory/2384-10-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2508-1-0x0000000000150000-0x0000000000179000-memory.dmp

          Filesize

          164KB

        • memory/2508-6-0x0000000000150000-0x0000000000179000-memory.dmp

          Filesize

          164KB

        • memory/2880-23-0x0000000000060000-0x0000000000061000-memory.dmp

          Filesize

          4KB

        • memory/2880-18-0x0000000010000000-0x000000001001F000-memory.dmp

          Filesize

          124KB

        • memory/2880-17-0x0000000010000000-0x000000001001F000-memory.dmp

          Filesize

          124KB