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Analysis

  • max time kernel
    132s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 07:51

General

  • Target

    DHL_734825514200.exe

  • Size

    686KB

  • MD5

    209a4f5760d18041ad0d41d5dde74cd0

  • SHA1

    a45548c688febe40a1608c2b1f6193e612a5ee0d

  • SHA256

    37ac69abe12f3ec977df53efd9e10a1c2f40eba5fab217cbce4e0fb5452c669f

  • SHA512

    67e1600d83d924c09f16d95f4db9d58139e062360711c217d9cbf21aff17004526d4b2266211ba41c686ff3debc4839e0688128c27bdb70f5c708ebf9f837760

  • SSDEEP

    12288:83/T3/fVrTtK3/KMq2g3aNizWHrFqR1OfeN359bEn8+D5L/1at1Q/BaK6DPcEOkY:8rXVrTtKjr0sfeNu5jMt2kDEEHIe+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.saludsanjuan.cl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    *Direcdesam&

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:624
    • C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jft5atf3.bx0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/624-48-0x0000000007360000-0x00000000079DA000-memory.dmp

    Filesize

    6.5MB

  • memory/624-32-0x00000000053C0000-0x0000000005714000-memory.dmp

    Filesize

    3.3MB

  • memory/624-60-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/624-57-0x0000000007040000-0x0000000007048000-memory.dmp

    Filesize

    32KB

  • memory/624-56-0x0000000007060000-0x000000000707A000-memory.dmp

    Filesize

    104KB

  • memory/624-55-0x0000000006F60000-0x0000000006F74000-memory.dmp

    Filesize

    80KB

  • memory/624-54-0x0000000006F50000-0x0000000006F5E000-memory.dmp

    Filesize

    56KB

  • memory/624-53-0x0000000006F20000-0x0000000006F31000-memory.dmp

    Filesize

    68KB

  • memory/624-52-0x0000000006FA0000-0x0000000007036000-memory.dmp

    Filesize

    600KB

  • memory/624-50-0x0000000006D90000-0x0000000006D9A000-memory.dmp

    Filesize

    40KB

  • memory/624-49-0x0000000006D20000-0x0000000006D3A000-memory.dmp

    Filesize

    104KB

  • memory/624-13-0x00000000043D0000-0x0000000004406000-memory.dmp

    Filesize

    216KB

  • memory/624-16-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/624-15-0x0000000004A40000-0x0000000005068000-memory.dmp

    Filesize

    6.2MB

  • memory/624-46-0x00000000069E0000-0x00000000069FE000-memory.dmp

    Filesize

    120KB

  • memory/624-17-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/624-47-0x0000000006A00000-0x0000000006AA3000-memory.dmp

    Filesize

    652KB

  • memory/624-19-0x00000000049F0000-0x0000000004A12000-memory.dmp

    Filesize

    136KB

  • memory/624-20-0x00000000052E0000-0x0000000005346000-memory.dmp

    Filesize

    408KB

  • memory/624-21-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/624-35-0x0000000005FB0000-0x0000000005FE2000-memory.dmp

    Filesize

    200KB

  • memory/624-36-0x0000000070750000-0x000000007079C000-memory.dmp

    Filesize

    304KB

  • memory/624-34-0x0000000005A10000-0x0000000005A5C000-memory.dmp

    Filesize

    304KB

  • memory/624-33-0x00000000059D0000-0x00000000059EE000-memory.dmp

    Filesize

    120KB

  • memory/2264-9-0x00000000086B0000-0x000000000874C000-memory.dmp

    Filesize

    624KB

  • memory/2264-5-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/2264-2-0x00000000058A0000-0x0000000005E44000-memory.dmp

    Filesize

    5.6MB

  • memory/2264-3-0x00000000053E0000-0x0000000005472000-memory.dmp

    Filesize

    584KB

  • memory/2264-14-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/2264-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

    Filesize

    4KB

  • memory/2264-4-0x00000000055B0000-0x00000000055BA000-memory.dmp

    Filesize

    40KB

  • memory/2264-8-0x0000000006100000-0x0000000006182000-memory.dmp

    Filesize

    520KB

  • memory/2264-1-0x0000000000990000-0x0000000000A40000-memory.dmp

    Filesize

    704KB

  • memory/2264-6-0x0000000005630000-0x0000000005646000-memory.dmp

    Filesize

    88KB

  • memory/2264-7-0x0000000005670000-0x0000000005686000-memory.dmp

    Filesize

    88KB

  • memory/3456-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3456-51-0x0000000006550000-0x00000000065A0000-memory.dmp

    Filesize

    320KB

  • memory/3456-27-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-12-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-18-0x0000000005730000-0x0000000005796000-memory.dmp

    Filesize

    408KB

  • memory/3456-61-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB