Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2025, 21:26

General

  • Target

    JaffaCakes118_1b3aeba6d84f111e24fbc2f44c439189.exe

  • Size

    240KB

  • MD5

    1b3aeba6d84f111e24fbc2f44c439189

  • SHA1

    70e936d321c29ce51afe9a483fc65771a69d26ec

  • SHA256

    80ea341ac16db388097c7a42f0c494cae78c1e6bcf3ea682907efe81684ec746

  • SHA512

    9840dc1f7f986f37f5669c1a6ae022aaa5b405d7a1acd44efcdd02c10e3e2780624345530d52be153f48f08109a26aaeb546ceefb8e7f2fefd7664e47e90b9ab

  • SSDEEP

    6144:1ySIm9OrcSIm9OrJ5S+Fz4atfYSPeAwLFcqTFV27fCzNciTah49l/rXDqEQzpQcM:USIm9OrcSIm9OrTS+Fz4atfYSPeAwLF5

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 14 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 17 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Modifies registry class 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b3aeba6d84f111e24fbc2f44c439189.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b3aeba6d84f111e24fbc2f44c439189.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\svchost.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1944
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4240
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3360
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3280
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5096
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2924
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\pur.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\pur.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4668
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\pur.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\pur.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2080
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\j.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\j.vbs

    Filesize

    343B

    MD5

    65f94bdf37000c4e117754678961b3df

    SHA1

    1c923def5d3198b49e4ace9c5054d1a41324d43a

    SHA256

    a8fd3a5c18a3ba04d4634974ad524c9283089148cc677fee58d311a0aa6b950b

    SHA512

    f21526e5ccb670e38a18bdd4dd49ca595569df5e0d83a3da2c5853205de440c81724409f84017132df4bb06e1d5e3604b7853669169238bc0a60610eab31dd05

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

    Filesize

    34KB

    MD5

    e118330b4629b12368d91b9df6488be0

    SHA1

    ce90218c7e3b90df2a3409ec253048bb6472c2fd

    SHA256

    3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

    SHA512

    ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

  • memory/1760-22-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

    Filesize

    64KB

  • memory/1760-1-0x0000000075530000-0x0000000075AE1000-memory.dmp

    Filesize

    5.7MB

  • memory/1760-2-0x0000000075530000-0x0000000075AE1000-memory.dmp

    Filesize

    5.7MB

  • memory/1760-0-0x0000000075532000-0x0000000075533000-memory.dmp

    Filesize

    4KB

  • memory/1760-24-0x0000000075530000-0x0000000075AE1000-memory.dmp

    Filesize

    5.7MB

  • memory/2704-25-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-31-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-9-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-5-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-27-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-29-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-30-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-15-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-33-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-34-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-35-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-37-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-38-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-39-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-41-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2704-42-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB