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Analysis

  • max time kernel
    118s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2025, 09:45

General

  • Target

    JaffaCakes118_fdca6572666af063acc689f310ab977d.exe

  • Size

    437KB

  • MD5

    fdca6572666af063acc689f310ab977d

  • SHA1

    5163e03518ddc8e26f881bbf06ae04da38de2975

  • SHA256

    bdbe7ce4d599a31a0eca49c7a95fd3bec0478195c693c9e9ba5ee85f7c06ffdf

  • SHA512

    2067bcb565ab385be02e4809c5cb076841c296bd31eb45b827c1c9f387ed55125b0697e2759c60d2ba2b591ae2710e563519f971f1873ccb6eb78795091c52ca

  • SSDEEP

    12288:858J80I388zHY88888888u887p17543w8Kz0ZWv5NlvfdmM4vKTUFEARMr:S8J80I388zHY88888888u88tJ54A8qWo

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mosqueboy100

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • 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.

  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdca6572666af063acc689f310ab977d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdca6572666af063acc689f310ab977d.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2940
    • 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\JaffaCakes118_fdca6572666af063acc689f310ab977d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3128
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LhXpHbhXNhV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp182.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:816
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:4844
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:3972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4n5c4m40.yse.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2940-1-0x0000000000830000-0x00000000008A4000-memory.dmp

      Filesize

      464KB

    • memory/2940-2-0x00000000057A0000-0x0000000005D44000-memory.dmp

      Filesize

      5.6MB

    • memory/2940-3-0x0000000005290000-0x0000000005322000-memory.dmp

      Filesize

      584KB

    • memory/2940-4-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2940-5-0x0000000005270000-0x000000000527A000-memory.dmp

      Filesize

      40KB

    • memory/2940-6-0x0000000006970000-0x0000000006A0C000-memory.dmp

      Filesize

      624KB

    • memory/2940-7-0x00000000068E0000-0x00000000068EE000-memory.dmp

      Filesize

      56KB

    • memory/2940-8-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

      Filesize

      4KB

    • memory/2940-9-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2940-10-0x0000000006D60000-0x0000000006DC0000-memory.dmp

      Filesize

      384KB

    • memory/2940-11-0x0000000007130000-0x0000000007196000-memory.dmp

      Filesize

      408KB

    • memory/2940-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

      Filesize

      4KB

    • memory/2940-38-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-53-0x0000000007F40000-0x00000000085BA000-memory.dmp

      Filesize

      6.5MB

    • memory/3128-52-0x00000000077F0000-0x0000000007893000-memory.dmp

      Filesize

      652KB

    • memory/3128-23-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-26-0x0000000005E50000-0x0000000005E72000-memory.dmp

      Filesize

      136KB

    • memory/3128-14-0x0000000005700000-0x0000000005D28000-memory.dmp

      Filesize

      6.2MB

    • memory/3128-32-0x0000000006060000-0x00000000060C6000-memory.dmp

      Filesize

      408KB

    • memory/3128-64-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-61-0x0000000007C20000-0x0000000007C28000-memory.dmp

      Filesize

      32KB

    • memory/3128-36-0x00000000061B0000-0x0000000006504000-memory.dmp

      Filesize

      3.3MB

    • memory/3128-37-0x00000000065D0000-0x00000000065EE000-memory.dmp

      Filesize

      120KB

    • memory/3128-13-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-39-0x0000000006680000-0x00000000066CC000-memory.dmp

      Filesize

      304KB

    • memory/3128-40-0x00000000077B0000-0x00000000077E2000-memory.dmp

      Filesize

      200KB

    • memory/3128-41-0x000000006FC50000-0x000000006FC9C000-memory.dmp

      Filesize

      304KB

    • memory/3128-51-0x0000000006B90000-0x0000000006BAE000-memory.dmp

      Filesize

      120KB

    • memory/3128-15-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-12-0x0000000005000000-0x0000000005036000-memory.dmp

      Filesize

      216KB

    • memory/3128-54-0x0000000007900000-0x000000000791A000-memory.dmp

      Filesize

      104KB

    • memory/3128-55-0x0000000007970000-0x000000000797A000-memory.dmp

      Filesize

      40KB

    • memory/3128-56-0x0000000007B80000-0x0000000007C16000-memory.dmp

      Filesize

      600KB

    • memory/3128-57-0x0000000007B00000-0x0000000007B11000-memory.dmp

      Filesize

      68KB

    • memory/3128-58-0x0000000007B30000-0x0000000007B3E000-memory.dmp

      Filesize

      56KB

    • memory/3128-59-0x0000000007B40000-0x0000000007B54000-memory.dmp

      Filesize

      80KB

    • memory/3128-60-0x0000000007C40000-0x0000000007C5A000-memory.dmp

      Filesize

      104KB

    • memory/3972-35-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3972-33-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/3972-65-0x0000000005A80000-0x0000000005A98000-memory.dmp

      Filesize

      96KB

    • memory/3972-66-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3972-67-0x0000000006B00000-0x0000000006B50000-memory.dmp

      Filesize

      320KB