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Analysis

  • max time kernel
    145s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26/01/2025, 01:10

General

  • Target

    37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09.exe

  • Size

    517KB

  • MD5

    b9af45dc2c551acf24c6ba94043551bb

  • SHA1

    1edd073fc1d77973f020836f0ecde7ed8263e41a

  • SHA256

    37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09

  • SHA512

    a1a85de6f9bdf4f87538d2ed2a8f9a115ca16f7fb95d21915e68ef075f9a4b8fa6de168f1aed16c8a34e1870efa4e16e21238698dec7422fb3badef6481cd0bc

  • SSDEEP

    6144:7lzdTZ4rjNxG/i/OfFGr6XefNB1EbKDsua+EgQM:7V/4rjvGiO9C6XefGYk

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    COKOeve8899

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • Loads dropped DLL 2 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 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 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\37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09.exe
    "C:\Users\Admin\AppData\Local\Temp\37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Users\Admin\AppData\Local\Temp\37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09.exe
      "C:\Users\Admin\AppData\Local\Temp\37ef2787595ded97eb8ca91c0d83fdcf5ce66a099702e874ae147e393180aa09.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\e34dd831-6d57-4d92-81ec-c008864dca6e\AgileDotNetRT.dll

    Filesize

    94KB

    MD5

    14ff402962ad21b78ae0b4c43cd1f194

    SHA1

    f8a510eb26666e875a5bdd1cadad40602763ad72

    SHA256

    fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

    SHA512

    daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

  • memory/1800-264-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-270-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-269-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-268-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-267-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-266-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1800-263-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3052-34-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-24-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-56-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-54-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-52-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-50-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-72-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-70-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-68-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-48-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-46-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-44-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-42-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-40-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-38-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-36-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/3052-32-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-30-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-28-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-26-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-58-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-22-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-20-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-18-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-16-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-14-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-12-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-11-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-10-0x0000000074940000-0x00000000749C0000-memory.dmp

    Filesize

    512KB

  • memory/3052-193-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/3052-194-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/3052-195-0x0000000000B80000-0x0000000000B9C000-memory.dmp

    Filesize

    112KB

  • memory/3052-60-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-62-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-265-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/3052-64-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-66-0x0000000000A50000-0x0000000000A82000-memory.dmp

    Filesize

    200KB

  • memory/3052-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

    Filesize

    6.9MB

  • memory/3052-2-0x0000000000A50000-0x0000000000A88000-memory.dmp

    Filesize

    224KB

  • memory/3052-1-0x0000000000C10000-0x0000000000C96000-memory.dmp

    Filesize

    536KB