Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    08-03-2023 11:15

General

  • Target

    58173548c2124b6a23d02762e8699b9bb1d8f7fdc2b4365a7c1f97ab8639c1d8.exe

  • Size

    165KB

  • MD5

    c89482b360023c802773f550e0671489

  • SHA1

    b8e5d08eea312845e27c1d3265f5288ee1482135

  • SHA256

    58173548c2124b6a23d02762e8699b9bb1d8f7fdc2b4365a7c1f97ab8639c1d8

  • SHA512

    69417420c3071fd32109309c5e33a4a3382942aaae082b0c44fa9297ed7f1a3d08cd4a0c600270c17e02f6bed262da5bfe87b3ded4dc539e400d4569e3968f79

  • SSDEEP

    3072:Kp2L5ogpd5Da12y34BNNjwux3IuN0FnMXrkKscKH59T:hogp7DALo5ZMFUuPZ9

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1075033485355532409/PY03RC_LVWgPfEYGLd-dVemJoNpFdo5fMfDCmfTCn0S_o4ousPDz3eraWhreCcHqEMSn

Signatures

  • AgentTesla

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

  • 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
  • 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 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\58173548c2124b6a23d02762e8699b9bb1d8f7fdc2b4365a7c1f97ab8639c1d8.exe
    "C:\Users\Admin\AppData\Local\Temp\58173548c2124b6a23d02762e8699b9bb1d8f7fdc2b4365a7c1f97ab8639c1d8.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • outlook_office_path
    • outlook_win_path
    PID:1768

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1768-54-0x0000000000B50000-0x0000000000B80000-memory.dmp

    Filesize

    192KB

  • memory/1768-55-0x0000000004D10000-0x0000000004D50000-memory.dmp

    Filesize

    256KB

  • memory/1768-56-0x0000000004D10000-0x0000000004D50000-memory.dmp

    Filesize

    256KB