Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 14:47

General

  • Target

    Hpbinymcv.exe

  • Size

    367KB

  • MD5

    5199e85b0c1149366cad61fb1b777e26

  • SHA1

    c8796fb6fb49017c08a7e17518ec8f70a01cc941

  • SHA256

    90c7b6bd3fd954125e071fca9a96c398d2c7c337e150b79c3629285858dd476c

  • SHA512

    23c1c2ee74c77a693368dbaa00e21a16a86a2063b0b0c646dee703cdc502d18f99e0558a9810b71d6016484a3926e29baef749ad063a645a8e66324a5c26740b

  • SSDEEP

    6144:Y9YIxlje/RK9Xgg643BxGbVs/rpFoSM4md4/mWrO3g/VwThi68dFfUdYRosJmPX7:Y9YIxNJ9L643BxbcSPO4uWrZdYi68bwl

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 2 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe
    "C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe
      C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe
      2⤵
        PID:2492
      • C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe
        C:\Users\Admin\AppData\Local\Temp\Hpbinymcv.exe
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2560-0-0x0000000000010000-0x0000000000072000-memory.dmp

      Filesize

      392KB

    • memory/2560-2-0x0000000004950000-0x0000000004990000-memory.dmp

      Filesize

      256KB

    • memory/2560-1-0x0000000074470000-0x0000000074B5E000-memory.dmp

      Filesize

      6.9MB

    • memory/2560-3-0x0000000000490000-0x00000000004E8000-memory.dmp

      Filesize

      352KB

    • memory/2560-4-0x0000000003FA0000-0x0000000003FFA000-memory.dmp

      Filesize

      360KB

    • memory/2560-5-0x0000000001E60000-0x0000000001EA0000-memory.dmp

      Filesize

      256KB

    • memory/2560-6-0x0000000004040000-0x0000000004080000-memory.dmp

      Filesize

      256KB

    • memory/2560-7-0x0000000004140000-0x000000000418C000-memory.dmp

      Filesize

      304KB

    • memory/2560-19-0x0000000074470000-0x0000000074B5E000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2684-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-20-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2684-23-0x0000000074470000-0x0000000074B5E000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-24-0x0000000004A70000-0x0000000004AB0000-memory.dmp

      Filesize

      256KB

    • memory/2684-26-0x0000000074470000-0x0000000074B5E000-memory.dmp

      Filesize

      6.9MB

    • memory/2684-27-0x0000000004A70000-0x0000000004AB0000-memory.dmp

      Filesize

      256KB