Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 01:39

General

  • Target

    bfcd9f3ba966a1a0294bf2a4bc995779bef3d53cf0895b7d511e56532353d410.exe

  • Size

    216KB

  • MD5

    ffc1d3b8526ea05c8f484f5d4c869acf

  • SHA1

    fd443b5b36b20f865ab92408810088e42e26e404

  • SHA256

    bfcd9f3ba966a1a0294bf2a4bc995779bef3d53cf0895b7d511e56532353d410

  • SHA512

    2729b373fe7030ec8c02b7a237f9c55b11046676374bd0ba57ccb782e483dcc51e30faae63b8c24e69c4d48ece9e12b91a8f80b4709f8538f9e50c3048d8cf1b

  • SSDEEP

    6144:4OVnwlixvUjmlkeLYUSuHXWNuqH9nTQ7PHxq:9nRxC89hXBqHirH

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.bensonautomobleglass.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    cjl@B!iw71@I

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfcd9f3ba966a1a0294bf2a4bc995779bef3d53cf0895b7d511e56532353d410.exe
    "C:\Users\Admin\AppData\Local\Temp\bfcd9f3ba966a1a0294bf2a4bc995779bef3d53cf0895b7d511e56532353d410.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • outlook_office_path
    • outlook_win_path
    PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2304-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

    Filesize

    4KB

  • memory/2304-1-0x0000000000880000-0x00000000008BC000-memory.dmp

    Filesize

    240KB

  • memory/2304-2-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-3-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

    Filesize

    4KB

  • memory/2304-4-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-5-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-6-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB