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Analysis

  • max time kernel
    94s
  • max time network
    27s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    03/10/2024, 19:22

General

  • Target

    PROFORMA FATURA.exe

  • Size

    804KB

  • MD5

    49c53c3c0868699a9cbe2ef3d5bfcb8e

  • SHA1

    3113b54138af9199fd97f96a42542541b6a8fdb3

  • SHA256

    0ad205b2d883bca56250246f308228379c27f6114d8b740014deeef53b3412bb

  • SHA512

    2a3a51767f4409a70e5fff84468a0aebd2eb7ea200f09aebdb2fb70274a4d25fa05c15e1194d4cbd3fe83d060d53aa4a584ae6449977af63d142b9d3ec82e7e3

  • SSDEEP

    12288:DrG4eUyzwoF6w7g9vZ7Bw6/992kJ9TaRdxkYv8HrAvTmeXNig8g7N5hkR:WvUClwR7BVvRJ9GOted77Ni

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2816
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GvgUQlbRIXOe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3020
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GvgUQlbRIXOe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB9DD.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3016
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
      2⤵
        PID:2592
      • C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe
        "C:\Users\Admin\AppData\Local\Temp\PROFORMA FATURA.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpB9DD.tmp

      Filesize

      1KB

      MD5

      6a36f178e4ff70c5298bbd8d6ff6c9c8

      SHA1

      b2032c7ac28b280771c90b1336315e675850568f

      SHA256

      6724f9de43d84a8ac70c0f976655915fba3676a94c2866704d9174733d6058c3

      SHA512

      ed5bdcf310055426f8b7d7ba9e0d7a9f245b26c7f9a50bc84b0e161d3bce792426505e71a0c2157d71ec57beff2cd36032e6097680eae127b3a912237bab97ad

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

      Filesize

      7KB

      MD5

      4aa7e787548e6bc8b4b463fd44aaa069

      SHA1

      f3c5637812eb91254a3da652701f907626c9d793

      SHA256

      7a3974390609043912cb674532b16a05fd858386b69c932eb9a845f440253387

      SHA512

      5a82b7b68c195fd88f87facdf876591d8475a7da7303f93ec27218a82fb0fa8f90cdc00978d7757ad12dc8eab3e26f44b9668b21be0fd21822250f085aaf5574

    • memory/376-4-0x00000000744BE000-0x00000000744BF000-memory.dmp

      Filesize

      4KB

    • memory/376-32-0x00000000744B0000-0x0000000074B9E000-memory.dmp

      Filesize

      6.9MB

    • memory/376-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

      Filesize

      4KB

    • memory/376-5-0x00000000744B0000-0x0000000074B9E000-memory.dmp

      Filesize

      6.9MB

    • memory/376-6-0x00000000003F0000-0x0000000000474000-memory.dmp

      Filesize

      528KB

    • memory/376-2-0x00000000744B0000-0x0000000074B9E000-memory.dmp

      Filesize

      6.9MB

    • memory/376-1-0x00000000010B0000-0x000000000117C000-memory.dmp

      Filesize

      816KB

    • memory/376-3-0x00000000004B0000-0x00000000004CE000-memory.dmp

      Filesize

      120KB

    • memory/2612-23-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-29-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2612-25-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-21-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-31-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB