Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2024 11:17

General

  • Target

    df08638eae9735f03508a32548ed3e0e.exe

  • Size

    721KB

  • MD5

    df08638eae9735f03508a32548ed3e0e

  • SHA1

    633ce23cfd4f42a387200535b944d8f979024cf3

  • SHA256

    5506dd9ea76ac8e47f8eb144b42e940349dc993c56cf6ca8b9e602a0e4f90616

  • SHA512

    31691dce2ceaeaefca8e8621d8e911e0d36698c59bc59b65a46423187c55def061073a1586bad331ebe9af3db47cc23fc9fe98a2058ab7847e01c31e01fa1813

  • SSDEEP

    12288:KhLD3MGSUNHUbs9DDCX5xDi924qijDef1pFw4h1w9MqA9RQnc1ZNEh:KBcGxNKs1D85E924Tj2pW6wlA9Onq

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df08638eae9735f03508a32548ed3e0e.exe
    "C:\Users\Admin\AppData\Local\Temp\df08638eae9735f03508a32548ed3e0e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3684
    • C:\Users\Admin\AppData\Local\Temp\df08638eae9735f03508a32548ed3e0e.exe
      "C:\Users\Admin\AppData\Local\Temp\df08638eae9735f03508a32548ed3e0e.exe"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\df08638eae9735f03508a32548ed3e0e.exe.log

    Filesize

    1KB

    MD5

    84e77a587d94307c0ac1357eb4d3d46f

    SHA1

    83cc900f9401f43d181207d64c5adba7a85edc1e

    SHA256

    e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

    SHA512

    aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

  • memory/3248-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3248-24-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/3248-23-0x00000000063D0000-0x0000000006420000-memory.dmp

    Filesize

    320KB

  • memory/3248-21-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/3248-20-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3248-19-0x0000000005D60000-0x0000000005DC6000-memory.dmp

    Filesize

    408KB

  • memory/3248-18-0x00000000053A0000-0x00000000053B8000-memory.dmp

    Filesize

    96KB

  • memory/3248-17-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/3248-16-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3684-10-0x0000000009430000-0x00000000094D2000-memory.dmp

    Filesize

    648KB

  • memory/3684-11-0x0000000002BA0000-0x0000000002BE8000-memory.dmp

    Filesize

    288KB

  • memory/3684-0-0x0000000000890000-0x000000000094A000-memory.dmp

    Filesize

    744KB

  • memory/3684-9-0x0000000007850000-0x0000000007860000-memory.dmp

    Filesize

    64KB

  • memory/3684-8-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3684-15-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3684-7-0x00000000092A0000-0x00000000092B8000-memory.dmp

    Filesize

    96KB

  • memory/3684-6-0x0000000007810000-0x000000000781A000-memory.dmp

    Filesize

    40KB

  • memory/3684-5-0x0000000007850000-0x0000000007860000-memory.dmp

    Filesize

    64KB

  • memory/3684-4-0x0000000007910000-0x00000000079AC000-memory.dmp

    Filesize

    624KB

  • memory/3684-3-0x0000000007870000-0x0000000007902000-memory.dmp

    Filesize

    584KB

  • memory/3684-2-0x0000000007D80000-0x0000000008324000-memory.dmp

    Filesize

    5.6MB

  • memory/3684-1-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB