Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 02:11

General

  • Target

    9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe

  • Size

    688KB

  • MD5

    d27faa44bd1b3f34c47a56348838d8da

  • SHA1

    0e386a5eccccfb30e5ce791c6ebfd035d8e809c8

  • SHA256

    9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2

  • SHA512

    af969030744027fc784571e12c76bf5c68f70c12d6f8bc6c6594d044581e6a470a9f61da0ca7da5bd8d9d3991fb90b22c9ff51cb5171ebd0b8e73425b592d7d0

  • SSDEEP

    12288:Gj7ECdBtiMqi2vDtZhXHQcPa66t0slF7U1zmHC+uQ+y7HhgbazsItcYg2iN:GlBrqicDdXwky0sl5U1SHC+uQP1lc91

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7359374737:AAG-rOISO45emTAbe0uNq-VCZDJy_nNcEtc/

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 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\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe
    "C:\Users\Admin\AppData\Local\Temp\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1572
    • C:\Users\Admin\AppData\Local\Temp\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe
      "C:\Users\Admin\AppData\Local\Temp\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe"
      2⤵
        PID:2684
      • C:\Users\Admin\AppData\Local\Temp\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe
        "C:\Users\Admin\AppData\Local\Temp\9ccf3e88f8c5dfd642742da82099cbcaa95af5b91cdabd24eba4074fad8e26a2.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1572-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

      Filesize

      4KB

    • memory/1572-1-0x0000000000F80000-0x0000000001032000-memory.dmp

      Filesize

      712KB

    • memory/1572-2-0x0000000074B20000-0x000000007520E000-memory.dmp

      Filesize

      6.9MB

    • memory/1572-3-0x00000000007B0000-0x00000000007C6000-memory.dmp

      Filesize

      88KB

    • memory/1572-4-0x00000000008D0000-0x00000000008DE000-memory.dmp

      Filesize

      56KB

    • memory/1572-5-0x00000000008E0000-0x00000000008F0000-memory.dmp

      Filesize

      64KB

    • memory/1572-6-0x0000000005010000-0x0000000005092000-memory.dmp

      Filesize

      520KB

    • memory/1572-18-0x0000000074B20000-0x000000007520E000-memory.dmp

      Filesize

      6.9MB

    • memory/2696-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-7-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-17-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-15-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2696-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-8-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2696-19-0x0000000074B20000-0x000000007520E000-memory.dmp

      Filesize

      6.9MB

    • memory/2696-20-0x0000000074B20000-0x000000007520E000-memory.dmp

      Filesize

      6.9MB

    • memory/2696-21-0x0000000074B20000-0x000000007520E000-memory.dmp

      Filesize

      6.9MB