Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    21/05/2024, 03:43

General

  • Target

    FaturaBildirim.exe

  • Size

    676KB

  • MD5

    c7be962ea1dde7fb4ae315d7c69a7988

  • SHA1

    a24475c78c57873d495f4bcb14b71246e050add6

  • SHA256

    179e544a547fd06c8af3d0aa5160448c1acf22e0d0343832097788d916051570

  • SHA512

    6546d783142c3b7db898d67dd74413c7bf675b8837bb07100849d2160d8a7773e6d843cb69f8c1ead1025a9a0e407b03573ff0e05ca1cb5fc5e18909861d8d26

  • SSDEEP

    12288:olYifTSceFntlMDfhbnOn+jcfwi+jh7dMLB4M/qFHpEDepHz8M4H0GHhkR:nilItlIVe+ZiQB6/qFwEw8

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 2 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe
    "C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:572
    • 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\FaturaBildirim.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\apqOjuQgh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3040
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\apqOjuQgh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC83F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2620
    • C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe
      "C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3020

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpC83F.tmp

          Filesize

          1KB

          MD5

          2fef2c721daef8cf595c071ee999ea1e

          SHA1

          5eaf5c737be56b1777703f85dcf4aa22386f1def

          SHA256

          dc0b435466814ebda70aefc92d564b3a5fa19bb4a5b6de997c7edce7d9f6a084

          SHA512

          b4d39a28ec76963f492bc540aa021745b11ff03333df128d095e2065dc3bda16d9f65846f21751f2e53ac67bbe6f56fdeaec5269faf160f2fde4903216144778

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\KNMHTG8FRX9KFXM1S66S.temp

          Filesize

          7KB

          MD5

          a90325b2865d548c4f7b2588a6238c14

          SHA1

          db88c6b90eea5b2222edbd1b2e560343bc6661d2

          SHA256

          511b55a37bf9ad4537458948c6955b436cfea563d7ea13f4c6a28d58283ee4ab

          SHA512

          c717540da150cf5746b7481d7afb195edf1fdf307a7a39db440ef7238a1eeada70b2acc2bdaf5228c52244596c480b0180cb3fb9ed5a132d6cf45b098727f6d4

        • memory/572-4-0x0000000000290000-0x00000000002A0000-memory.dmp

          Filesize

          64KB

        • memory/572-3-0x0000000000610000-0x000000000062A000-memory.dmp

          Filesize

          104KB

        • memory/572-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

          Filesize

          4KB

        • memory/572-5-0x0000000004E80000-0x0000000004F04000-memory.dmp

          Filesize

          528KB

        • memory/572-6-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

          Filesize

          4KB

        • memory/572-7-0x0000000074A80000-0x000000007516E000-memory.dmp

          Filesize

          6.9MB

        • memory/572-2-0x0000000074A80000-0x000000007516E000-memory.dmp

          Filesize

          6.9MB

        • memory/572-1-0x0000000001100000-0x00000000011AC000-memory.dmp

          Filesize

          688KB

        • memory/572-33-0x0000000074A80000-0x000000007516E000-memory.dmp

          Filesize

          6.9MB

        • memory/3020-29-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-32-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/3020-26-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-24-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-22-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-20-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3020-30-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB