Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 13:46

General

  • Target

    814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe

  • Size

    1.2MB

  • MD5

    1bf23642569e26271c390b701c733f78

  • SHA1

    663c0a7a29326fa382db5cf74f64c8c51fdc1721

  • SHA256

    814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1

  • SHA512

    0b8bb6a45fb89346c3ea83fc061004773d1356fb57a4c8449d5d89d1926e6481d9342d08b4218b5e1b23803c2405c95a23b788ea05e09a589bb30737073e661d

  • SSDEEP

    24576:gOprW6sSF59h9bNRFPd5NW/K1lmXbbdisFQXWr3TRX5VKtJd8:w6sg59h9bNRFPd5NW/kmXmWr3ThTqK

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
    "C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:2836
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:2732
    • C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
      C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
      2⤵
        PID:2576
      • C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
        C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
        2⤵
          PID:2592
        • C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
          C:\Users\Admin\AppData\Local\Temp\814160fdc952e77261b7516ccc42ab8468e67ec8e74ab6af0e36e4e2667a07a1.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2472-22-0x0000000074C60000-0x000000007534E000-memory.dmp

        Filesize

        6.9MB

      • memory/2472-1-0x0000000074C60000-0x000000007534E000-memory.dmp

        Filesize

        6.9MB

      • memory/2472-2-0x0000000004AD0000-0x0000000004B10000-memory.dmp

        Filesize

        256KB

      • memory/2472-4-0x00000000022A0000-0x00000000022F8000-memory.dmp

        Filesize

        352KB

      • memory/2472-5-0x00000000004A0000-0x00000000004E0000-memory.dmp

        Filesize

        256KB

      • memory/2472-3-0x00000000005B0000-0x0000000000612000-memory.dmp

        Filesize

        392KB

      • memory/2472-6-0x0000000000670000-0x00000000006B0000-memory.dmp

        Filesize

        256KB

      • memory/2472-7-0x00000000020D0000-0x000000000211C000-memory.dmp

        Filesize

        304KB

      • memory/2472-8-0x0000000074C60000-0x000000007534E000-memory.dmp

        Filesize

        6.9MB

      • memory/2472-9-0x0000000004AD0000-0x0000000004B10000-memory.dmp

        Filesize

        256KB

      • memory/2472-0-0x0000000000090000-0x00000000001C4000-memory.dmp

        Filesize

        1.2MB

      • memory/2480-11-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-14-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-16-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2480-20-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-13-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-25-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-23-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2480-26-0x0000000074BE0000-0x00000000752CE000-memory.dmp

        Filesize

        6.9MB

      • memory/2480-27-0x0000000074BE0000-0x00000000752CE000-memory.dmp

        Filesize

        6.9MB