Analysis

  • max time kernel
    67s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2023 10:47

General

  • Target

    bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe

  • Size

    685KB

  • MD5

    efbadf6608789bb0cf7196978b4d71df

  • SHA1

    cafd7cd91642a2753f8a1c50a9260cd24ec6d280

  • SHA256

    bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6

  • SHA512

    aeb7c9ff28e307f47eef2230313a73c4bdd2ec106c019754165a74a93136448790ca96ab72475c4aeb9e91ef6180db7d3349afedb02549057e267c35cd48f994

  • SSDEEP

    12288:rCQRJ0IkziYn3v1mPnxZeTzddvHl9VGe9ClflNrf/sXqZ2:lRJ6zJG3eTzHHXLClf7r3x4

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe
    "C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe
      "C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe"
      2⤵
        PID:3136
      • C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe
        "C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe"
        2⤵
          PID:3208
        • C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe
          "C:\Users\Admin\AppData\Local\Temp\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3892

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\bbd571c10577d25dcdb8b4302d9e2cd872d824fb6df542997fc4819bbce147b6.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/1448-10-0x0000000009720000-0x00000000097BC000-memory.dmp

        Filesize

        624KB

      • memory/1448-14-0x0000000074960000-0x0000000075110000-memory.dmp

        Filesize

        7.7MB

      • memory/1448-9-0x0000000006EA0000-0x0000000006F1E000-memory.dmp

        Filesize

        504KB

      • memory/1448-4-0x0000000005C10000-0x0000000005C20000-memory.dmp

        Filesize

        64KB

      • memory/1448-5-0x0000000005970000-0x000000000597A000-memory.dmp

        Filesize

        40KB

      • memory/1448-6-0x0000000005BD0000-0x0000000005BE6000-memory.dmp

        Filesize

        88KB

      • memory/1448-7-0x0000000005BF0000-0x0000000005BF8000-memory.dmp

        Filesize

        32KB

      • memory/1448-8-0x0000000005BE0000-0x0000000005BEA000-memory.dmp

        Filesize

        40KB

      • memory/1448-3-0x00000000059D0000-0x0000000005A62000-memory.dmp

        Filesize

        584KB

      • memory/1448-2-0x0000000005EE0000-0x0000000006484000-memory.dmp

        Filesize

        5.6MB

      • memory/1448-0-0x0000000000EC0000-0x0000000000F72000-memory.dmp

        Filesize

        712KB

      • memory/1448-1-0x0000000074960000-0x0000000075110000-memory.dmp

        Filesize

        7.7MB

      • memory/3892-20-0x0000000005930000-0x0000000005940000-memory.dmp

        Filesize

        64KB

      • memory/3892-16-0x0000000005930000-0x0000000005940000-memory.dmp

        Filesize

        64KB

      • memory/3892-15-0x0000000074960000-0x0000000075110000-memory.dmp

        Filesize

        7.7MB

      • memory/3892-17-0x0000000005BC0000-0x0000000005C26000-memory.dmp

        Filesize

        408KB

      • memory/3892-18-0x0000000006860000-0x00000000068B0000-memory.dmp

        Filesize

        320KB

      • memory/3892-19-0x0000000074960000-0x0000000075110000-memory.dmp

        Filesize

        7.7MB

      • memory/3892-11-0x0000000000400000-0x0000000000444000-memory.dmp

        Filesize

        272KB