Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 08:47

General

  • Target

    d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe

  • Size

    3.8MB

  • MD5

    d3f83c0381649d514b2dd5ad41768b33

  • SHA1

    d55e5d2e47bd221f1f3ef38ab28ca255ca4d8c69

  • SHA256

    41038364ec149409b74f198baf99938e9b1bd769b1eda1c3a8fbe9fe1b78d606

  • SHA512

    59b9a25544a07781262cbd54255e6e3a3f061254d59e524147e53685d83cf4fd8ae9267321e811222e5ef08afd65115121beba73ac5147af1a1f33cb48e5a533

  • SSDEEP

    1536:Oq16RwEWQ54ZfPovdnSyvnqqOB5lPXQeeG22QVmr9G8FWDAOhWdTjxkxghc4vXaS:Oq1owlXZfPo1nSyvqqOB5qYQTYb

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1440824094:AAEKwzzW--kPnTlDeEhK5etIjA9T8kCtNeQ/sendDocument

Signatures

  • AgentTesla

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

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • AgentTesla payload 11 IoCs
  • 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 10 IoCs

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

  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Windows security modification 2 TTPs 8 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Windows security bypass
    • Windows security modification
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1708
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2028
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2976
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1288
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1432
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1640
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2188
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2460
    • 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\d3f83c0381649d514b2dd5ad41768b33_JaffaCakes118.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SZLT15MGG2T9UEZDETWL.temp

    Filesize

    7KB

    MD5

    2429e67ab1d4e8cba618238446177d3f

    SHA1

    276fb60f17329ede93e412baf2aa1bb443aee8dd

    SHA256

    d2a9da2366ea6f00978b7571f648eee1d74a2791928e37cd4694338d23596eae

    SHA512

    d02d84b0919e006b170b46821183e452ad02daa4048294bcdd79f385f2f356959d166f2095a49351e107a3653d4ea8a41c9374d4fde0a5709adcfc85472d2f4a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    a1777f7b0e7dc58ee711d19388ba76a1

    SHA1

    de4a9fe466e364f576a957f0b823e43c67a31c5a

    SHA256

    8c1731ee0c2b498b2c4ec6ece209eee605f667a038002fa13bc2bd1679784c36

    SHA512

    cf155bd711eb87e5e2431f7acc76d29a00629c3260f7e257ca41befe8369e9c512354b15fbf2742053cc23350114abca34d43d956ea76ebbf0c1b7428fe6bb35

  • memory/1708-15-0x00000000083C0000-0x0000000008458000-memory.dmp

    Filesize

    608KB

  • memory/1708-27-0x0000000005F90000-0x0000000006010000-memory.dmp

    Filesize

    512KB

  • memory/1708-7-0x000000007403E000-0x000000007403F000-memory.dmp

    Filesize

    4KB

  • memory/1708-8-0x0000000074030000-0x000000007471E000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-9-0x0000000008000000-0x00000000080A2000-memory.dmp

    Filesize

    648KB

  • memory/1708-3-0x00000000009E0000-0x0000000000A8E000-memory.dmp

    Filesize

    696KB

  • memory/1708-2-0x0000000074030000-0x000000007471E000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-0-0x000000007403E000-0x000000007403F000-memory.dmp

    Filesize

    4KB

  • memory/1708-21-0x00000000085C0000-0x000000000864A000-memory.dmp

    Filesize

    552KB

  • memory/1708-60-0x0000000006080000-0x00000000060BC000-memory.dmp

    Filesize

    240KB

  • memory/1708-28-0x0000000006010000-0x0000000006084000-memory.dmp

    Filesize

    464KB

  • memory/1708-1-0x0000000000D80000-0x000000000114E000-memory.dmp

    Filesize

    3.8MB

  • memory/1708-40-0x0000000007E80000-0x0000000007EEA000-memory.dmp

    Filesize

    424KB

  • memory/1708-41-0x00000000074F0000-0x000000000754E000-memory.dmp

    Filesize

    376KB

  • memory/1708-47-0x0000000004550000-0x00000000045A2000-memory.dmp

    Filesize

    328KB

  • memory/1708-59-0x0000000005F00000-0x0000000005F48000-memory.dmp

    Filesize

    288KB

  • memory/2028-6-0x0000000002F70000-0x0000000002FB0000-memory.dmp

    Filesize

    256KB