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Resubmissions

12/03/2025, 21:32

250312-1dmynatxey 10

11/03/2025, 16:10

250311-tmgdxaxnx4 10

06/03/2025, 02:30

250306-cze8yav1az 10

Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2025, 02:30

General

  • Target

    099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb.exe

  • Size

    296KB

  • MD5

    d88fc1f23009d945ef6096b14a2b52ff

  • SHA1

    c1a7e896034692aa6ae337d9034aa09baedac9d8

  • SHA256

    099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb

  • SHA512

    359d8d15130582112dcff3a5ec596f23d9ce5cfec60b011d1d5623919e5f9581f49ae1b9fc47a177d16002baa8b8dbced2413740664ffaa0fcf61bfbc9a321ea

  • SSDEEP

    6144:/thH4bzgXvWApfRS55SR7KFdWSuzW2oQyI6PHC5D6XGC:l+cXvxpZY4WDuzWCY2C

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.boydsteamships.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    co*tNjEBt4

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 6 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb.exe
    "C:\Users\Admin\AppData\Local\Temp\099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb.exe
      "C:\Users\Admin\AppData\Local\Temp\099355d506f15966ba946cd6f58a72f6c02c73232349cf7f2d6af5641eed0ceb.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2328-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

    Filesize

    4KB

  • memory/2328-1-0x00000000000C0000-0x0000000000110000-memory.dmp

    Filesize

    320KB

  • memory/2328-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2328-21-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-16-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-7-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-5-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-6-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2468-12-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-19-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-11-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-20-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-3-0x0000000000080000-0x00000000000BC000-memory.dmp

    Filesize

    240KB

  • memory/2468-22-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-23-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2468-24-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB