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Analysis

  • max time kernel
    151s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2024, 08:21

General

  • Target

    Enquiry.exe

  • Size

    898KB

  • MD5

    d4ab2082f217f9e476b90ae6c4cda32b

  • SHA1

    1d3f6bac27179b7edb2fa2ac65c92225e29b2008

  • SHA256

    8e21b25da6d1e6d4105e3099fbef0c3fc7d880bb79ed3a09b5b7361255475955

  • SHA512

    506dcecb01f3b8c034fbdffc4e469acd190919f2cbc143315ae358bdffe4fe6e9a03d17da9ba8f79e16e142e678351d6491cf52dd91f27290267cad33dc2aa1e

  • SSDEEP

    12288:FNzWcHK7zYheEqnwdS7hc6rYjN9MWjUn+/xv3dmSVh/vI0YkDKwLDN9ueQSlEEPK:rzmXEN6U7Bv34SPvyKKih9SqKe

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.almasroor.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    042264528

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Enquiry.exe
    "C:\Users\Admin\AppData\Local\Temp\Enquiry.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\AppData\Local\Temp\Enquiry.exe
      "C:\Users\Admin\AppData\Local\Temp\Enquiry.exe"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1404-1-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1404-0-0x0000000000F50000-0x0000000001036000-memory.dmp

    Filesize

    920KB

  • memory/1404-2-0x0000000004DC0000-0x0000000004E00000-memory.dmp

    Filesize

    256KB

  • memory/1404-3-0x0000000000990000-0x00000000009A6000-memory.dmp

    Filesize

    88KB

  • memory/1404-4-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1404-5-0x0000000004DC0000-0x0000000004E00000-memory.dmp

    Filesize

    256KB

  • memory/1404-6-0x0000000005890000-0x000000000594A000-memory.dmp

    Filesize

    744KB

  • memory/1404-7-0x00000000051A0000-0x000000000521A000-memory.dmp

    Filesize

    488KB

  • memory/1404-22-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-12-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-10-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-13-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-8-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-21-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-23-0x0000000004B50000-0x0000000004B90000-memory.dmp

    Filesize

    256KB

  • memory/3068-20-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-18-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-16-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3068-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3068-25-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-26-0x0000000004B50000-0x0000000004B90000-memory.dmp

    Filesize

    256KB