Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:03

General

  • Target

    a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe

  • Size

    234KB

  • MD5

    f8a0b524a9bf092127367ab435be80ca

  • SHA1

    1bd52ef830a42a9bd5be0c2fec999fe86e55ebe7

  • SHA256

    a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d

  • SHA512

    1dc502faa615b30bc600e142ef8147d3a9d41eccb82142995b0ad9e7a57430789ccbaba89111e322b9d1b3432c9161c4f1436b7833c5690fdcfa3ad9f71540b5

  • SSDEEP

    3072:uBAvjPLfl7zHvs0bYQvOAs34mM25rvP1tQJ:uBAvjPLfRzHvs0bYnCmMW31K

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aYl@txL3

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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe
    "C:\Users\Admin\AppData\Local\Temp\a08e6eb5abf43b1b82c2cb670e74538eb02fed21a3a63b93cfbfbf8a22707c0d.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/444-0-0x00000000750EE000-0x00000000750EF000-memory.dmp

    Filesize

    4KB

  • memory/444-1-0x0000000000A50000-0x0000000000A90000-memory.dmp

    Filesize

    256KB

  • memory/444-2-0x0000000005C60000-0x0000000006204000-memory.dmp

    Filesize

    5.6MB

  • memory/444-3-0x0000000005450000-0x00000000054B6000-memory.dmp

    Filesize

    408KB

  • memory/444-4-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB

  • memory/444-5-0x00000000063B0000-0x0000000006400000-memory.dmp

    Filesize

    320KB

  • memory/444-6-0x00000000064A0000-0x000000000653C000-memory.dmp

    Filesize

    624KB

  • memory/444-7-0x0000000006920000-0x00000000069B2000-memory.dmp

    Filesize

    584KB

  • memory/444-8-0x00000000068E0000-0x00000000068EA000-memory.dmp

    Filesize

    40KB

  • memory/444-9-0x00000000750EE000-0x00000000750EF000-memory.dmp

    Filesize

    4KB

  • memory/444-10-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB