Analysis

  • max time kernel
    129s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 00:26

General

  • Target

    Delivery Note AWD-29383737383-3736783833.exe

  • Size

    701KB

  • MD5

    92c1e6f3ae1ff35dd61e1d86252dc905

  • SHA1

    4e88fe64b1c3f610758a2adcf816badd73a02da1

  • SHA256

    1c0d5a3dc1ac2c2b4a3eca709767ac255b6d73fc1a7f24181ff58627343f7dac

  • SHA512

    b088de9a4daaff4ffd275ff4eb534e9beb27b4e189ddb3f1f29c504878f478834ed596e7795f347bc25b563dfb139375936882d11804f7d6596197788bfdc5c6

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.airporations.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    boygirl123456

  • Protocol:
    ftp
  • Host:
    ftp://ftp.airporations.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    boygirl123456

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Delivery Note AWD-29383737383-3736783833.exe
    "C:\Users\Admin\AppData\Local\Temp\Delivery Note AWD-29383737383-3736783833.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Users\Admin\AppData\Local\Temp\Delivery Note AWD-29383737383-3736783833.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1716

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1460-54-0x00000000009C0000-0x0000000000A76000-memory.dmp

    Filesize

    728KB

  • memory/1460-55-0x00000000769D1000-0x00000000769D3000-memory.dmp

    Filesize

    8KB

  • memory/1460-56-0x0000000000250000-0x000000000025A000-memory.dmp

    Filesize

    40KB

  • memory/1460-57-0x0000000004A40000-0x0000000004A94000-memory.dmp

    Filesize

    336KB

  • memory/1716-58-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-59-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-61-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-62-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-63-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-64-0x0000000000446DEE-mapping.dmp

  • memory/1716-66-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1716-68-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB