Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    22-10-2021 06:15

General

  • Target

    SecuriteInfo.com.Virus.Win32.Save.a.26073.7406.exe

  • Size

    548KB

  • MD5

    5f1a5b9f4fda1483f9409035d19a270f

  • SHA1

    3fa2c9986bb4b99853126ab5591cc6d35ad3489a

  • SHA256

    141f6635e9a73f078448f505b92eeb333ce841e4ce781995b75844e448ece1a6

  • SHA512

    dd05faa74447536a598023886a3d3923ffe548f2543cc391a3781e8bfb798e0f4700d537d10fcfe1c3cd5b0424b4c4a5f65a2631011d2cd8d5356386f320b70f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dairysystems.co.ke
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2019@systems

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 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\SecuriteInfo.com.Virus.Win32.Save.a.26073.7406.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Virus.Win32.Save.a.26073.7406.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1240
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Virus.Win32.Save.a.26073.7406.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Virus.Win32.Save.a.26073.7406.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1240-54-0x00000000010A0000-0x00000000010A1000-memory.dmp

    Filesize

    4KB

  • memory/1240-56-0x0000000076A81000-0x0000000076A83000-memory.dmp

    Filesize

    8KB

  • memory/1240-57-0x00000000008E0000-0x00000000008E1000-memory.dmp

    Filesize

    4KB

  • memory/1240-58-0x0000000000A90000-0x0000000000A97000-memory.dmp

    Filesize

    28KB

  • memory/1240-59-0x0000000004CD0000-0x0000000004D28000-memory.dmp

    Filesize

    352KB

  • memory/1656-60-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-61-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-62-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-64-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-65-0x00000000004374CE-mapping.dmp

  • memory/1656-66-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-68-0x0000000001060000-0x0000000001061000-memory.dmp

    Filesize

    4KB

  • memory/1656-69-0x0000000001061000-0x0000000001062000-memory.dmp

    Filesize

    4KB