Analysis

  • max time kernel
    71s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 16:07

General

  • Target

    341f2b740c789f54c4dee43c874dae50N.exe

  • Size

    517KB

  • MD5

    341f2b740c789f54c4dee43c874dae50

  • SHA1

    8c65f54694997784edcf527cd53e6b8c95d23073

  • SHA256

    4edc0727d011e67b65e9522f007d00d8485f75129c0990dffd90e997772be9c5

  • SHA512

    385f18f4d206c2c5dff56f00d470df8d8d88ec798a4a686f91eae43aacdc5e5a92441cd7bcc79dbbc0fc6347754a2c05b850125dc48bdd3b7a17b8da5b302855

  • SSDEEP

    12288:Zx1Q61iHsXYvfVpMODDawkCurdEtttYrhK+sf+p:ZXQUIsQpMsequrmGrMs

Malware Config

Signatures

  • Trickbot

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

  • Trickbot x86 loader 4 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 20 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\341f2b740c789f54c4dee43c874dae50N.exe
    "C:\Users\Admin\AppData\Local\Temp\341f2b740c789f54c4dee43c874dae50N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\ProgramData\аНаоすは래별.exe
      "C:\ProgramData\аНаоすは래별.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3024
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {835ECA9D-1C8F-4D82-B24E-511C17249393} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exe
        C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exe
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1928
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2168

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \ProgramData\аНаоすは래별.exe

      Filesize

      517KB

      MD5

      341f2b740c789f54c4dee43c874dae50

      SHA1

      8c65f54694997784edcf527cd53e6b8c95d23073

      SHA256

      4edc0727d011e67b65e9522f007d00d8485f75129c0990dffd90e997772be9c5

      SHA512

      385f18f4d206c2c5dff56f00d470df8d8d88ec798a4a686f91eae43aacdc5e5a92441cd7bcc79dbbc0fc6347754a2c05b850125dc48bdd3b7a17b8da5b302855

    • memory/2800-11-0x0000000000380000-0x00000000003AC000-memory.dmp

      Filesize

      176KB

    • memory/2800-10-0x00000000003B0000-0x00000000003DE000-memory.dmp

      Filesize

      184KB

    • memory/2800-13-0x00000000003B0000-0x00000000003DE000-memory.dmp

      Filesize

      184KB

    • memory/2800-14-0x0000000000550000-0x0000000000551000-memory.dmp

      Filesize

      4KB

    • memory/2800-15-0x0000000010000000-0x0000000010005000-memory.dmp

      Filesize

      20KB

    • memory/2800-16-0x00000000003B0000-0x00000000003DE000-memory.dmp

      Filesize

      184KB

    • memory/3024-17-0x00000000000F0000-0x000000000010E000-memory.dmp

      Filesize

      120KB

    • memory/3024-19-0x00000000000F0000-0x000000000010E000-memory.dmp

      Filesize

      120KB