Analysis

  • max time kernel
    144s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:50

General

  • Target

    Shipping Docs.exe

  • Size

    744KB

  • MD5

    2241254a50c93fea0b6fa3dd58096eb9

  • SHA1

    09e03f2a64979dcef7cfac3256f1f4c0a6d48733

  • SHA256

    2d1ed3f838936881bbcce13d13dd480e70ced0e796e6d6acd9b563dcc0c6696d

  • SHA512

    6f9438f44dce56bb80f92740b02e5b8f1ca23ebceda63ab0f2bad77e8be603353c6ea1a29699db06e9720c88c4b2c7f8a06e07c67ff666280146755be8364a5f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    babapeey@uniques-bd.com
  • Password:
    7e*r%FtNt5%o

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 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 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1536
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:2564

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1536-130-0x0000000000000000-mapping.dmp
    • memory/1536-132-0x00000000009D0000-0x0000000000A22000-memory.dmp
      Filesize

      328KB

    • memory/1536-133-0x00000000009D0000-0x0000000000A22000-memory.dmp
      Filesize

      328KB

    • memory/1536-134-0x00000000749B0000-0x0000000074F61000-memory.dmp
      Filesize

      5.7MB

    • memory/2120-131-0x0000000000400000-0x00000000004C1000-memory.dmp
      Filesize

      772KB

    • memory/2564-135-0x0000000000000000-mapping.dmp