Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2025 16:35

General

  • Target

    JaffaCakes118_64a33b7e57b3fd34e4e3f8c4b0fbb8a2.exe

  • Size

    275KB

  • MD5

    64a33b7e57b3fd34e4e3f8c4b0fbb8a2

  • SHA1

    e4f14b0532952c84a07a399300530dc6a6a8749e

  • SHA256

    067299ed7032f006daf6bc418c1ec7924d62e2ef234200fbccb6528833cc7c1d

  • SHA512

    35811821f45b756ee5d34a2377c6106928ad4276f9b2903c31497b5dee7c4e9fc7b6fb27e0792df366e7602d69c2c11959b441478c007da70aefa8b415c27d9c

  • SSDEEP

    6144:8DTuo4xWyHvQDBd5fnwfQcIo84eV3Hml8ktzNlPppxu19n/C/zV1iEkoSu:8SFPQFfdc0+8ktzNlxpxi9umpoSu

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 IoCs
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 9 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 23 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 14 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64a33b7e57b3fd34e4e3f8c4b0fbb8a2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64a33b7e57b3fd34e4e3f8c4b0fbb8a2.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\Users\Admin\AppData\Local\Temp\TnzMe.exe
      "C:\Users\Admin\AppData\Local\Temp\TnzMe.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1688
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\sBQuc.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2832
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "csrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2740
    • C:\Users\Admin\AppData\Roaming\csrs.exe
      "C:\Users\Admin\AppData\Roaming\csrs.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Users\Admin\AppData\Roaming\csrs.exe
        C:\Users\Admin\AppData\Roaming\csrs.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2576
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2068
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2452
        • 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\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1892
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2516
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1792
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2868
        • 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\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2928
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\sBQuc.bat

    Filesize

    130B

    MD5

    34a635bb69f9dc2d8e8ceba2f6b25308

    SHA1

    66bbd6b4eb975af0a799c6be7aaed6917f5df10c

    SHA256

    eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a

    SHA512

    ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545

  • C:\Users\Admin\AppData\Roaming\csrs.exe

    Filesize

    275KB

    MD5

    bb023c245b6d965c60eb1710ac399a1e

    SHA1

    d916c70f28558ecd63905ac3781c07ebf97ae043

    SHA256

    c590e3dd1ea16dbacd89670c3cfabb765b7258fb3aeae4501764e9bc4ca66397

    SHA512

    89634c55fe6ff27351c74df69644e5a505595450f1905023dc73d599f2907271fb398b6a0aa8bd3ebb13fcbbb29213fa9a618ca4507f589728a8f41566d4b9a3

  • \Users\Admin\AppData\Local\Temp\TnzMe.exe

    Filesize

    12KB

    MD5

    466773bfcbd01059584cdae36e3c281c

    SHA1

    81e68615ef27cf363d6fe96582433c8a7ce8043b

    SHA256

    21f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105

    SHA512

    1088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f

  • memory/1688-22-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/1688-85-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2492-11-0x0000000002650000-0x0000000002667000-memory.dmp

    Filesize

    92KB

  • memory/2492-19-0x0000000002660000-0x0000000002677000-memory.dmp

    Filesize

    92KB

  • memory/2492-20-0x0000000002660000-0x0000000002677000-memory.dmp

    Filesize

    92KB

  • memory/2492-0-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/2492-50-0x0000000002C30000-0x0000000002E0D000-memory.dmp

    Filesize

    1.9MB

  • memory/2492-64-0x0000000002C30000-0x0000000002E0D000-memory.dmp

    Filesize

    1.9MB

  • memory/2492-68-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/2492-12-0x0000000002650000-0x0000000002667000-memory.dmp

    Filesize

    92KB

  • memory/2576-78-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-90-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-77-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-114-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-79-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-109-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-86-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-71-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-93-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-95-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-97-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-102-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-104-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2576-106-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2852-70-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/2852-76-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB