Analysis

  • max time kernel
    134s
  • max time network
    128s
  • 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 18:08

General

  • Target

    FMCOrderNo22052468.exe

  • Size

    739KB

  • MD5

    20aa4f769a2300a297ff30daffcf4c07

  • SHA1

    b888dd2ae48d5734dffcfa0f4b6a054ee280cbe5

  • SHA256

    d72a38a470f42bd7900c62d2858f2986ddc90267b182e2149a847a3096b03465

  • SHA512

    73d60fa8fdba2d39aa60be5231003fbe94c471e851b25b7b5b3b1b63622cb9125657bc0385b6bdf763d3de58685151fe65f2a31650c4560c9e65f9d2cce6d074

  • SSDEEP

    12288:PiJZdY3Gq1EbOBv7wpSumyhqDOXdF9aNM8+ohlsOH2v3zng4PD60jqbJmjrEAmD:PEZZBOBE0umywc4Z+ohnyzLjmJw

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.eatrepeatindia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    QQYIO12fxBmdO

Extracted

Family

agenttesla

Credentials

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FMCOrderNo22052468.exe
    "C:\Users\Admin\AppData\Local\Temp\FMCOrderNo22052468.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Users\Admin\AppData\Local\Temp\FMCOrderNo22052468.exe
      "C:\Users\Admin\AppData\Local\Temp\FMCOrderNo22052468.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\FMCOrderNo22052468.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2760-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2760-21-0x0000000074D30000-0x00000000754E0000-memory.dmp
    Filesize

    7.7MB

  • memory/2760-20-0x0000000006E20000-0x0000000006E70000-memory.dmp
    Filesize

    320KB

  • memory/2760-17-0x0000000074D30000-0x00000000754E0000-memory.dmp
    Filesize

    7.7MB

  • memory/2760-16-0x00000000059D0000-0x0000000005A36000-memory.dmp
    Filesize

    408KB

  • memory/2760-15-0x0000000074D30000-0x00000000754E0000-memory.dmp
    Filesize

    7.7MB

  • memory/4544-4-0x0000000005920000-0x000000000592A000-memory.dmp
    Filesize

    40KB

  • memory/4544-8-0x0000000006B20000-0x0000000006B30000-memory.dmp
    Filesize

    64KB

  • memory/4544-9-0x0000000006FF0000-0x0000000007074000-memory.dmp
    Filesize

    528KB

  • memory/4544-10-0x0000000009630000-0x00000000096CC000-memory.dmp
    Filesize

    624KB

  • memory/4544-7-0x0000000006FD0000-0x0000000006FEA000-memory.dmp
    Filesize

    104KB

  • memory/4544-6-0x0000000006F20000-0x0000000006FC2000-memory.dmp
    Filesize

    648KB

  • memory/4544-14-0x0000000074D30000-0x00000000754E0000-memory.dmp
    Filesize

    7.7MB

  • memory/4544-5-0x0000000074D30000-0x00000000754E0000-memory.dmp
    Filesize

    7.7MB

  • memory/4544-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp
    Filesize

    4KB

  • memory/4544-3-0x0000000005960000-0x00000000059F2000-memory.dmp
    Filesize

    584KB

  • memory/4544-2-0x0000000005E70000-0x0000000006414000-memory.dmp
    Filesize

    5.6MB

  • memory/4544-1-0x0000000000E80000-0x0000000000F3E000-memory.dmp
    Filesize

    760KB