Analysis

  • max time kernel
    117s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 01:47

General

  • Target

    d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe

  • Size

    854KB

  • MD5

    99853951945715da9e52111bd8182223

  • SHA1

    c5f3366413233a93cef17378a2f2f8bf5c8ea8b7

  • SHA256

    d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c

  • SHA512

    7470cb82871338b9f315b38454d83eac4eef31623720dddbeaeb2285785b1c508320d559424c7a4f42bbd92d141464a79ea53cdf5f18bbef6737578944ccd384

  • SSDEEP

    12288:5qlll/cvZ6fYkKnSEi9TmeCITdw6yPvkrhXeSHE3q0/yJC3l+eQk1b/JH6:GcbksFYTmATdHyPcdXeSk6v28k1bJH

Malware Config

Extracted

Credentials

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

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe
    "C:\Users\Admin\AppData\Local\Temp\d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:748
    • 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\d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3652
    • C:\Users\Admin\AppData\Local\Temp\d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe
      "C:\Users\Admin\AppData\Local\Temp\d55e7652ad28060ef52b81942fa1d67240eb88e6f845b840c2759830cfb9942c.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1lkfjzva.snz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/748-6-0x0000000007840000-0x0000000007850000-memory.dmp

    Filesize

    64KB

  • memory/748-2-0x00000000050A0000-0x0000000005644000-memory.dmp

    Filesize

    5.6MB

  • memory/748-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

    Filesize

    584KB

  • memory/748-4-0x0000000004B50000-0x0000000004B5A000-memory.dmp

    Filesize

    40KB

  • memory/748-5-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/748-14-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/748-7-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/748-8-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/748-9-0x0000000007B30000-0x0000000007BB2000-memory.dmp

    Filesize

    520KB

  • memory/748-10-0x000000000A340000-0x000000000A3DC000-memory.dmp

    Filesize

    624KB

  • memory/748-1-0x0000000000060000-0x000000000013C000-memory.dmp

    Filesize

    880KB

  • memory/748-0-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/3652-21-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3652-37-0x00000000702B0000-0x00000000702FC000-memory.dmp

    Filesize

    304KB

  • memory/3652-18-0x00000000059B0000-0x0000000005FD8000-memory.dmp

    Filesize

    6.2MB

  • memory/3652-60-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3652-16-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3652-57-0x0000000007CC0000-0x0000000007CC8000-memory.dmp

    Filesize

    32KB

  • memory/3652-20-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3652-56-0x0000000007CE0000-0x0000000007CFA000-memory.dmp

    Filesize

    104KB

  • memory/3652-22-0x00000000055B0000-0x00000000055D2000-memory.dmp

    Filesize

    136KB

  • memory/3652-23-0x0000000005750000-0x00000000057B6000-memory.dmp

    Filesize

    408KB

  • memory/3652-55-0x0000000007BE0000-0x0000000007BF4000-memory.dmp

    Filesize

    80KB

  • memory/3652-33-0x00000000060C0000-0x0000000006414000-memory.dmp

    Filesize

    3.3MB

  • memory/3652-34-0x0000000006650000-0x000000000666E000-memory.dmp

    Filesize

    120KB

  • memory/3652-35-0x00000000068D0000-0x000000000691C000-memory.dmp

    Filesize

    304KB

  • memory/3652-36-0x0000000006C50000-0x0000000006C82000-memory.dmp

    Filesize

    200KB

  • memory/3652-15-0x0000000002D50000-0x0000000002D86000-memory.dmp

    Filesize

    216KB

  • memory/3652-47-0x0000000007650000-0x000000000766E000-memory.dmp

    Filesize

    120KB

  • memory/3652-48-0x0000000007670000-0x0000000007713000-memory.dmp

    Filesize

    652KB

  • memory/3652-49-0x0000000007FF0000-0x000000000866A000-memory.dmp

    Filesize

    6.5MB

  • memory/3652-50-0x00000000079A0000-0x00000000079BA000-memory.dmp

    Filesize

    104KB

  • memory/3652-51-0x0000000007A10000-0x0000000007A1A000-memory.dmp

    Filesize

    40KB

  • memory/3652-52-0x0000000007C20000-0x0000000007CB6000-memory.dmp

    Filesize

    600KB

  • memory/3652-53-0x0000000007BA0000-0x0000000007BB1000-memory.dmp

    Filesize

    68KB

  • memory/3652-54-0x0000000007BD0000-0x0000000007BDE000-memory.dmp

    Filesize

    56KB

  • memory/4216-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4216-13-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4216-19-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4216-17-0x0000000005AB0000-0x0000000005B16000-memory.dmp

    Filesize

    408KB

  • memory/4216-61-0x0000000006810000-0x0000000006860000-memory.dmp

    Filesize

    320KB

  • memory/4216-62-0x0000000074630000-0x0000000074DE0000-memory.dmp

    Filesize

    7.7MB