Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 01:17

General

  • Target

    452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe

  • Size

    714KB

  • MD5

    d7d4086ea25979b72f86e5d3c22fcd8c

  • SHA1

    a5a399c814a4f892bd0cb8bcbc09fc57d524d044

  • SHA256

    452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d

  • SHA512

    9551bca350d9572943c1e59ffe5678d62a17430fcd5b77306d2dbc0e4cc392c74eac11fff7ccc5fe0c25db00a2dd8d6ddd159ae9a61b075b76f70768c8f73233

  • SSDEEP

    12288:d6yA+YMjhvPie/rByY7777777777777JVytRNFctSNNoCRWukIit7FyoaVEAwjFD:d6yA+YMFniyywu/oCR+IitZfqwjp9A2d

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.metalsbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    zxcA@@258963

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe
    "C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe
      "C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe"
      2⤵
        PID:4852
      • C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe
        "C:\Users\Admin\AppData\Local\Temp\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3476

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\452f10de6f5dd60f4ced6c16027dca4a6f1fd8770601d46a610095c398c3266d.exe.log

      Filesize

      1KB

      MD5

      4860d168184bfc40292108e8a284289f

      SHA1

      c312787e79415863b030cbb62200f3739e8e3e96

      SHA256

      408098bdcff2a4e81069b56aadfa0a4a3376fd71feb73544cf8d738ce2310da7

      SHA512

      5725442db5ffcb04726f59bf7c5484395b4f709264d0538ab0bcc2620522cf6975c96e9f6d614159a599e226475adcc8d7ac40627daad8d2b243c51fc72b8462

    • memory/3476-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3476-19-0x0000000074D50000-0x0000000075500000-memory.dmp

      Filesize

      7.7MB

    • memory/3476-18-0x0000000006700000-0x0000000006750000-memory.dmp

      Filesize

      320KB

    • memory/3476-16-0x0000000074D50000-0x0000000075500000-memory.dmp

      Filesize

      7.7MB

    • memory/3476-17-0x0000000005710000-0x0000000005776000-memory.dmp

      Filesize

      408KB

    • memory/3476-14-0x0000000074D50000-0x0000000075500000-memory.dmp

      Filesize

      7.7MB

    • memory/4080-5-0x0000000074D50000-0x0000000075500000-memory.dmp

      Filesize

      7.7MB

    • memory/4080-8-0x00000000059A0000-0x00000000059B6000-memory.dmp

      Filesize

      88KB

    • memory/4080-9-0x0000000006AE0000-0x0000000006B64000-memory.dmp

      Filesize

      528KB

    • memory/4080-10-0x0000000009180000-0x000000000921C000-memory.dmp

      Filesize

      624KB

    • memory/4080-7-0x0000000005990000-0x00000000059A0000-memory.dmp

      Filesize

      64KB

    • memory/4080-6-0x0000000005960000-0x0000000005980000-memory.dmp

      Filesize

      128KB

    • memory/4080-4-0x00000000055C0000-0x00000000055CA000-memory.dmp

      Filesize

      40KB

    • memory/4080-15-0x0000000074D50000-0x0000000075500000-memory.dmp

      Filesize

      7.7MB

    • memory/4080-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

      Filesize

      4KB

    • memory/4080-3-0x0000000005410000-0x00000000054A2000-memory.dmp

      Filesize

      584KB

    • memory/4080-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

      Filesize

      5.6MB

    • memory/4080-1-0x0000000000970000-0x0000000000A26000-memory.dmp

      Filesize

      728KB