Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/10/2024, 01:07

General

  • Target

    5b79bb5c716c9797e048785965be3c3a54a73a587d23d0027130cb31b618e124.exe

  • Size

    812KB

  • MD5

    2788e0e233dfa0671c63179549ad16ed

  • SHA1

    d9edf6671d0e7abf960a1c5dc8c6a126ec8f2c23

  • SHA256

    5b79bb5c716c9797e048785965be3c3a54a73a587d23d0027130cb31b618e124

  • SHA512

    359e41da27a9e214d2d08eb8f340a6951a53a717078254cf4889e039c9cbc86e7f159fb2c94fa1f9f49d6f80d2fa667f67f7084d074f6a82726578c8c5f6a6da

  • SSDEEP

    12288:o53yuZG8+De1kIse8LRWjrZCollIoNE8krZu3zvK541r8m:o53yuZGVteKRyjl6ikdCzvy41r

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aminhacorretora.com.br
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    _yA=,M5*J?KH

Signatures

  • AgentTesla

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

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b79bb5c716c9797e048785965be3c3a54a73a587d23d0027130cb31b618e124.exe
    "C:\Users\Admin\AppData\Local\Temp\5b79bb5c716c9797e048785965be3c3a54a73a587d23d0027130cb31b618e124.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4448
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1968

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1968-13-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/1968-30-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/1968-20-0x0000000006EB0000-0x0000000007072000-memory.dmp

          Filesize

          1.8MB

        • memory/1968-19-0x0000000006C90000-0x0000000006CE0000-memory.dmp

          Filesize

          320KB

        • memory/1968-17-0x00000000057D0000-0x0000000005836000-memory.dmp

          Filesize

          408KB

        • memory/1968-18-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/1968-15-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/4448-10-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/4448-6-0x0000000005660000-0x00000000056FE000-memory.dmp

          Filesize

          632KB

        • memory/4448-9-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

          Filesize

          4KB

        • memory/4448-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

          Filesize

          4KB

        • memory/4448-11-0x0000000007220000-0x000000000723A000-memory.dmp

          Filesize

          104KB

        • memory/4448-12-0x0000000009810000-0x0000000009816000-memory.dmp

          Filesize

          24KB

        • memory/4448-7-0x00000000059A0000-0x00000000059AA000-memory.dmp

          Filesize

          40KB

        • memory/4448-8-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/4448-16-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/4448-5-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/4448-4-0x0000000005C10000-0x00000000061B4000-memory.dmp

          Filesize

          5.6MB

        • memory/4448-3-0x00000000055C0000-0x000000000565C000-memory.dmp

          Filesize

          624KB

        • memory/4448-2-0x0000000005520000-0x00000000055B2000-memory.dmp

          Filesize

          584KB

        • memory/4448-1-0x0000000000480000-0x0000000000552000-memory.dmp

          Filesize

          840KB