Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 18:04

General

  • Target

    340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe

  • Size

    812KB

  • MD5

    0eca1ff62f8625aa1c0489462855d6fe

  • SHA1

    4d9e6bb1d05523c70ed92a94eeed74c034aa2086

  • SHA256

    340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33

  • SHA512

    9a16d88734e085d538c94cf2e263c47cc93fdd6d006ed63677522658a6c57146d731ee8bc6414011b222bcb5a04800db14be96290beab865f4c03cb3d219ec3d

  • SSDEEP

    12288:e3WDtW8G34/uK45+po2kCMe96riKpJlnbRL/m5UogjGD2JzxeHloX3lKX5JIr0:C34/up+pJkfriKPS5UoiGiByuX1KX

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.lubdub.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    J-y!2e_fWMH_XP8F_008

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.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe
    "C:\Users\Admin\AppData\Local\Temp\340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe
      "C:\Users\Admin\AppData\Local\Temp\340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33exe.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2760-10-0x00000000061D0000-0x000000000626C000-memory.dmp

    Filesize

    624KB

  • memory/2760-15-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2760-3-0x0000000004DD0000-0x0000000004E62000-memory.dmp

    Filesize

    584KB

  • memory/2760-4-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

    Filesize

    64KB

  • memory/2760-5-0x0000000004D70000-0x0000000004D7A000-memory.dmp

    Filesize

    40KB

  • memory/2760-6-0x0000000005270000-0x0000000005288000-memory.dmp

    Filesize

    96KB

  • memory/2760-7-0x00000000052C0000-0x00000000052C8000-memory.dmp

    Filesize

    32KB

  • memory/2760-9-0x0000000006500000-0x000000000657A000-memory.dmp

    Filesize

    488KB

  • memory/2760-0-0x00000000003D0000-0x00000000004A2000-memory.dmp

    Filesize

    840KB

  • memory/2760-2-0x00000000052E0000-0x0000000005884000-memory.dmp

    Filesize

    5.6MB

  • memory/2760-8-0x00000000052D0000-0x00000000052DA000-memory.dmp

    Filesize

    40KB

  • memory/2760-1-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2760-14-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-19-0x0000000006770000-0x00000000067C0000-memory.dmp

    Filesize

    320KB

  • memory/4284-16-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-17-0x0000000004F70000-0x0000000004F80000-memory.dmp

    Filesize

    64KB

  • memory/4284-18-0x0000000005150000-0x00000000051B6000-memory.dmp

    Filesize

    408KB

  • memory/4284-21-0x0000000004F70000-0x0000000004F80000-memory.dmp

    Filesize

    64KB

  • memory/4284-20-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB