Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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 10:05

General

  • Target

    dee5f75b7ba72c700faced41cca2742b.exe

  • Size

    508KB

  • MD5

    dee5f75b7ba72c700faced41cca2742b

  • SHA1

    5c7a7e84fd3f660d58ce1d5b758ef71022431887

  • SHA256

    841f2238aad3dad34d644e6d952c27ce92f85368933ecbb832c0cd9557f9b253

  • SHA512

    61032283bc49c1361301af07f7ba022e133e769fb05236eb3eb3cf15e1d2742af49a253a785084aa3a1478a1faa1417f1b2f4e0a5689bfefb05ded14cb30d911

  • SSDEEP

    12288:jPyisc/yiY0hi3E7gBFxJ9SsNaVtrYkbxvvceRvhge:jxsc/ZY+XgrxJEsNaLrYm

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    goodluck@123

Signatures

  • AgentTesla

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

  • AgentTesla payload 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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\dee5f75b7ba72c700faced41cca2742b.exe
    "C:\Users\Admin\AppData\Local\Temp\dee5f75b7ba72c700faced41cca2742b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Users\Admin\AppData\Local\Temp\dee5f75b7ba72c700faced41cca2742b.exe
      "C:\Users\Admin\AppData\Local\Temp\dee5f75b7ba72c700faced41cca2742b.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1672

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\dee5f75b7ba72c700faced41cca2742b.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/228-10-0x0000000008960000-0x00000000089CE000-memory.dmp

    Filesize

    440KB

  • memory/228-3-0x00000000070D0000-0x0000000007162000-memory.dmp

    Filesize

    584KB

  • memory/228-11-0x0000000005CB0000-0x0000000005CF4000-memory.dmp

    Filesize

    272KB

  • memory/228-4-0x0000000007280000-0x0000000007290000-memory.dmp

    Filesize

    64KB

  • memory/228-5-0x0000000007190000-0x000000000719A000-memory.dmp

    Filesize

    40KB

  • memory/228-6-0x00000000024B0000-0x00000000024CC000-memory.dmp

    Filesize

    112KB

  • memory/228-7-0x00000000088C0000-0x000000000895C000-memory.dmp

    Filesize

    624KB

  • memory/228-8-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/228-15-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/228-0-0x0000000000180000-0x0000000000206000-memory.dmp

    Filesize

    536KB

  • memory/228-1-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/228-2-0x00000000075E0000-0x0000000007B84000-memory.dmp

    Filesize

    5.6MB

  • memory/228-9-0x0000000007280000-0x0000000007290000-memory.dmp

    Filesize

    64KB

  • memory/1672-24-0x00000000052F0000-0x0000000005300000-memory.dmp

    Filesize

    64KB

  • memory/1672-16-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1672-17-0x00000000052F0000-0x0000000005300000-memory.dmp

    Filesize

    64KB

  • memory/1672-18-0x0000000006130000-0x0000000006148000-memory.dmp

    Filesize

    96KB

  • memory/1672-19-0x00000000061E0000-0x0000000006246000-memory.dmp

    Filesize

    408KB

  • memory/1672-21-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1672-22-0x00000000052F0000-0x0000000005300000-memory.dmp

    Filesize

    64KB

  • memory/1672-23-0x00000000069F0000-0x0000000006A40000-memory.dmp

    Filesize

    320KB

  • memory/1672-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB