Analysis

  • max time kernel
    125s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 02:43

General

  • Target

    ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe

  • Size

    701KB

  • MD5

    c6952f3ce2061453df4b3a7094629e20

  • SHA1

    85b64ee012d5d5949c2a514282e520602d6ff464

  • SHA256

    ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0

  • SHA512

    f1d1fb2edadcd23fcfd4e68dc4fd06d50af7d1ad16000c27694e82196d62d4f0446fc34d0f716d9882be2b5c620d50d72a99cba36db723b484ad129617c79fd5

  • SSDEEP

    12288:nnX5nF8ME6jD/MxvN6TXgY0Z7++Dc3nwG4JKM9lJqFxyv+fLuL2s:nXPtD/Mxo0dBX7Sxb0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.obynnehhhan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    G$MUuYG3

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • 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 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe
    "C:\Users\Admin\AppData\Local\Temp\ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Users\Admin\AppData\Local\Temp\ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe
      "C:\Users\Admin\AppData\Local\Temp\ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ee724d3cdfb0edeeb3ad16c7c88ae935b7b019b2a49395e6c8b31962177a9cf0.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2584-11-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2584-21-0x0000000000E10000-0x0000000000E60000-memory.dmp

    Filesize

    320KB

  • memory/2584-20-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/2584-19-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/2584-18-0x0000000005D40000-0x0000000005DA6000-memory.dmp

    Filesize

    408KB

  • memory/2584-17-0x00000000050C0000-0x00000000050D8000-memory.dmp

    Filesize

    96KB

  • memory/2584-16-0x0000000004E60000-0x0000000004E70000-memory.dmp

    Filesize

    64KB

  • memory/2584-14-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3544-5-0x0000000005880000-0x000000000588A000-memory.dmp

    Filesize

    40KB

  • memory/3544-10-0x0000000006BC0000-0x0000000006C5C000-memory.dmp

    Filesize

    624KB

  • memory/3544-9-0x0000000008120000-0x0000000008196000-memory.dmp

    Filesize

    472KB

  • memory/3544-8-0x0000000005B90000-0x0000000005B9A000-memory.dmp

    Filesize

    40KB

  • memory/3544-15-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3544-7-0x0000000005B80000-0x0000000005B88000-memory.dmp

    Filesize

    32KB

  • memory/3544-6-0x0000000005B50000-0x0000000005B68000-memory.dmp

    Filesize

    96KB

  • memory/3544-0-0x0000000000D20000-0x0000000000DD6000-memory.dmp

    Filesize

    728KB

  • memory/3544-4-0x00000000057B0000-0x00000000057C0000-memory.dmp

    Filesize

    64KB

  • memory/3544-3-0x00000000057D0000-0x0000000005862000-memory.dmp

    Filesize

    584KB

  • memory/3544-2-0x0000000005E30000-0x00000000063D4000-memory.dmp

    Filesize

    5.6MB

  • memory/3544-1-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB