Analysis

  • max time kernel
    136s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 01:04

General

  • Target

    ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf.exe

  • Size

    343KB

  • MD5

    0be6881a64fb4f7665935154a2b2348a

  • SHA1

    d8351a2a753da651ec41ff34bd0942b96e54651e

  • SHA256

    ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf

  • SHA512

    82ba4a62711dfa793faaaceba3ea646db134b3f8d6d786a6a1fa22cce2d6b2e38d4b4f5fb60ae3d042efed2ccc38e47342651dc7202d7a3f19603a559ec77869

  • SSDEEP

    6144:IrXuvpWh3YUvfIfxn+d8OqW5gSdyMYXKlYtzSLiV5MU1lxH8xWLSjqatC:SevpWhoQKo5n9WKlYtzSkTZ2j

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.marmoraria51.com.br
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    m5132019838000113

Extracted

Family

agenttesla

Credentials

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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf.exe
    "C:\Users\Admin\AppData\Local\Temp\ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Users\Admin\AppData\Local\Temp\ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf.exe
      "C:\Users\Admin\AppData\Local\Temp\ce2606e475087d78e07cc9a5f2d785d40251c54cb5f4229f92261e7350c159cf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1232-0-0x0000000000480000-0x00000000004DA000-memory.dmp

    Filesize

    360KB

  • memory/1232-1-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-2-0x0000000005360000-0x0000000005904000-memory.dmp

    Filesize

    5.6MB

  • memory/1232-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

    Filesize

    584KB

  • memory/1232-4-0x0000000005090000-0x00000000050A0000-memory.dmp

    Filesize

    64KB

  • memory/1232-6-0x0000000004F50000-0x0000000004F51000-memory.dmp

    Filesize

    4KB

  • memory/1232-10-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-8-0x0000000005730000-0x0000000005740000-memory.dmp

    Filesize

    64KB

  • memory/4884-7-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-9-0x0000000005740000-0x00000000057A6000-memory.dmp

    Filesize

    408KB

  • memory/4884-5-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4884-11-0x0000000006EE0000-0x0000000006F30000-memory.dmp

    Filesize

    320KB

  • memory/4884-12-0x0000000006FD0000-0x000000000706C000-memory.dmp

    Filesize

    624KB

  • memory/4884-13-0x00000000070E0000-0x00000000070EA000-memory.dmp

    Filesize

    40KB

  • memory/4884-14-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-15-0x0000000005730000-0x0000000005740000-memory.dmp

    Filesize

    64KB