Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2024 03:21

General

  • Target

    SecuriteInfo.com.Win32.RATX-gen.4012.exe

  • Size

    752KB

  • MD5

    35e50f32100829b8a569fdef1a4258ad

  • SHA1

    4be9ba522d11c2f0fa31a1734bce2ecb463407f4

  • SHA256

    08bd459fea5b2cc457194064afba3d3347e43c1bdc4b7cb792ad91e87152d7b8

  • SHA512

    5b3343cfd61cd37dc4852315e8d6e67524e747cc2febf98eace75ea575dc73f1d6a0fac2e137982ed3dd77db1d05d661b47b2d78bd47027404ea3f0bc34c4dc3

  • SSDEEP

    12288:OQxHwmlSXh7SmF0VFCgHF9zz3AcOANwNIO0wnLKPZU3jYojJ/itPY0J+I:XxLl0hWmFA7HvPxT2NIOHO

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe"
      2⤵
        PID:2508
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.4012.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2460

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2028-0-0x0000000000C10000-0x0000000000CD0000-memory.dmp
      Filesize

      768KB

    • memory/2028-1-0x0000000074920000-0x000000007500E000-memory.dmp
      Filesize

      6.9MB

    • memory/2028-2-0x0000000006FA0000-0x0000000006FE0000-memory.dmp
      Filesize

      256KB

    • memory/2028-3-0x00000000005C0000-0x00000000005D2000-memory.dmp
      Filesize

      72KB

    • memory/2028-4-0x0000000000620000-0x000000000062C000-memory.dmp
      Filesize

      48KB

    • memory/2028-5-0x00000000073A0000-0x0000000007424000-memory.dmp
      Filesize

      528KB

    • memory/2028-6-0x0000000074920000-0x000000007500E000-memory.dmp
      Filesize

      6.9MB

    • memory/2028-7-0x0000000006FA0000-0x0000000006FE0000-memory.dmp
      Filesize

      256KB

    • memory/2028-24-0x0000000074920000-0x000000007500E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-12-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-14-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2460-18-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-22-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-20-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-23-0x0000000074920000-0x000000007500E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-8-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2460-25-0x0000000004BA0000-0x0000000004BE0000-memory.dmp
      Filesize

      256KB

    • memory/2460-26-0x0000000074920000-0x000000007500E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-27-0x0000000004BA0000-0x0000000004BE0000-memory.dmp
      Filesize

      256KB