Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2024, 18:01

General

  • Target

    d8c0c78c21ab37355aa5bc088bba7add_JaffaCakes118.exe

  • Size

    1.7MB

  • MD5

    d8c0c78c21ab37355aa5bc088bba7add

  • SHA1

    de819615d2d26f1932f31c7a3ee44046315e6c52

  • SHA256

    9b24e6517438b1b5ffd527cbffecb5ba3872d51e296b4b74dac90340ecdc70bf

  • SHA512

    5fe16c13c451183571ed0670d8c5788932abab0f09dd3ef07bb7ae0ecdb2a6e309d30f4eb0dec5cb189289bffe60c0e27f9a10bb4f47554b6dc8dedd578a2d11

  • SSDEEP

    49152:ytC1+1vYnrsvIx9RPPFrqaYcubfJNVB0SAdhNDQjTX:j+1vewMfFOf12FLtQjD

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 4 IoCs
  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 23 IoCs

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

  • Modifies registry class 2 IoCs
  • Modifies registry key 1 TTPs 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\d8c0c78c21ab37355aa5bc088bba7add_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d8c0c78c21ab37355aa5bc088bba7add_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Identifies Wine through registry keys
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4064
    • C:\Users\Admin\AppData\Local\Temp\Ruifogodaniela.exe
      "C:\Users\Admin\AppData\Local\Temp\Ruifogodaniela.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3944
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\Ruifogodaniela.exe"
        3⤵
        • UAC bypass
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • System policy modification
        PID:4408
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4788
      • C:\Windows\SysWOW64\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:440
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1432
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:972
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Windows\SysWOW64\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:4784
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:3564
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1544
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:3844
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4992
      • C:\Windows\SysWOW64\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:1912
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:3276
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Windows\SysWOW64\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • Disables RegEdit via registry modification
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:1716
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:208
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:756
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore /v DisableRegistryTools /t REG_DWORD /d 1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4616
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore /v DisableRegistryTools /t REG_DWORD /d 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2400
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\FirewallControlPanel.dll,ShowWarningDialog "C:\Users\Admin\AppData\Local\Temp\d8c0c78c21ab37355aa5bc088bba7add_JaffaCakes118.exe"
    1⤵
    • Modifies registry class
    PID:4424
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\FirewallControlPanel.dll,ShowWarningDialog "C:\Users\Admin\AppData\Local\Temp\d8c0c78c21ab37355aa5bc088bba7add_JaffaCakes118.exe"
    1⤵
    • Modifies registry class
    PID:5040
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Ruifogodaniela.exe

    Filesize

    270KB

    MD5

    d9f0b209d5a57d3cbe382608df75938c

    SHA1

    e2d08a68791781a2a25d84dc74b4383b8c37fa5b

    SHA256

    38ff7732a0d4d8caadfbcae482e5ad0ae8221d1a6109983baae664fe787add4e

    SHA512

    557fa36f003c39d1c1267440e5b7100f73106783dcea8dbd125456eb7b84adc54c1a239a3b2819a3c13e04beb88fbd3ef9bc0c1d693d7a320d5ec27622df600d

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    1b4e43f5653bd2c0f00fb09c95c56bd4

    SHA1

    d52d0e7331f125225c2fcf89f537e57455f34410

    SHA256

    d2d6dfc5b5db2ee0f5ee67734d013ff8ad93105b04fe3b7072b026c6e4dab661

    SHA512

    81575dde98f1a10a05b1a25d18b1547a9c03899ee0c8afb23cfdbb204d1421ef5442d12118217bbc9640b469dc93e015106df2e51f03e2ff4415713d9de59629

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/3944-25-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4064-0-0x0000000000400000-0x00000000004A8000-memory.dmp

    Filesize

    672KB

  • memory/4064-1-0x0000000000401000-0x0000000000407000-memory.dmp

    Filesize

    24KB

  • memory/4064-14-0x0000000000400000-0x00000000004A8000-memory.dmp

    Filesize

    672KB

  • memory/4064-15-0x0000000000401000-0x0000000000407000-memory.dmp

    Filesize

    24KB

  • memory/4408-43-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-58-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-41-0x0000000000880000-0x0000000000888000-memory.dmp

    Filesize

    32KB

  • memory/4408-42-0x0000000003220000-0x000000000322E000-memory.dmp

    Filesize

    56KB

  • memory/4408-37-0x0000000003220000-0x000000000322E000-memory.dmp

    Filesize

    56KB

  • memory/4408-46-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-49-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-52-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-55-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-40-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-61-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-64-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-67-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-70-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-73-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-76-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4408-79-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB