Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 02:23

General

  • Target
    jaffacakes118_setup_2fkncdiw.exe
  • Size 1.8MB
  • Sample260910-cvlj6aef76
  • SHA256 ed6841bd79d045bdb2c94e809f05d076383b3fd9af43ad39e8fb55c2ccf58b2b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 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 8 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • Modifies Internet Explorer settings 1 TTPs 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_setup_2fkncdiw.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_setup_2fkncdiw.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Temp\MMBPlayer\Result.scr
      "C:\Users\Admin\AppData\Local\Temp\MMBPlayer\Result.scr" /S
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3716
      • C:\Users\Admin\AppData\Local\Temp\MMBPlayer\Result.scr
        "C:\Users\Admin\AppData\Local\Temp\MMBPlayer\Result.scr" c:\users\admin\appdata\local\temp\Program.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4352
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4964
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1120
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1120 CREDAT:17410 /prefetch:2
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:3828
    • C:\Users\Admin\AppData\Local\Temp\MMBPlayer\cardrecovery_setup.exe
      "C:\Users\Admin\AppData\Local\Temp\MMBPlayer\cardrecovery_setup.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Users\Admin\AppData\Local\Temp\is-BOB1T.tmp\cardrecovery_setup.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-BOB1T.tmp\cardrecovery_setup.tmp" /SL5="$1400D2,573231,53248,C:\Users\Admin\AppData\Local\Temp\MMBPlayer\cardrecovery_setup.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3028
  • C:\Program Files (x86)\Internet Explorer\svchost.exe
    "C:\Program Files (x86)\Internet Explorer\svchost.exe" s
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4672
    • C:\Program Files (x86)\Internet Explorer\svchost.exe
      "C:\Program Files (x86)\Internet Explorer\svchost.exe" c:\users\admin\appdata\local\temp\Program.exe
      2⤵
      • Executes dropped EXE
      PID:2744

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ieversion2b.ceb

        • Path C:\Program Files (x86)\Internet Explorer\ieversion2b.ceb
        • Size 6B
        • SHA256 0860f492890823aa8e53efbac5c699364688ed8a7a0c5a38605f68bd9cf9c840
        • MD5 SHA1 SHA512

        svchost.exe

        • Path C:\Program Files (x86)\Internet Explorer\svchost.exe
        • Size 276KB
        • SHA256 f441686b298b7a047b3cd2d64e53f80ed503eb3bb7a2fab91c59c27128d0cd93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        8A7891822FCFF127E4EADADE9757112B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8A7891822FCFF127E4EADADE9757112B
        • Size 2KB
        • SHA256 b28b0934ed03d301003178e06c637ed8005679c941770a54093bd020c3736e8c
        • MD5 SHA1 SHA512 TLSH

        8A7891822FCFF127E4EADADE9757112B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8A7891822FCFF127E4EADADE9757112B
        • Size 246B
        • SHA256 0a5602368aec656ee1b66ff336b39590fb6ff6b78fc6706d055f71e7348e040d
        • MD5 SHA1 SHA512 TLSH

        suggestions[1].en-US

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FVK2FCOF\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Result.scr

        • Path C:\Users\Admin\AppData\Local\Temp\MMBPlayer\Result.scr
        • Size 977KB
        • SHA256 5aba0f0f544cd43ead28835e3b5782b0546a49e46f3988202edd467c1d07ce8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cardrecovery_setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\MMBPlayer\cardrecovery_setup.exe
        • Size 816KB
        • SHA256 7609118eee7212d1640bbb04c88785d5d07543b84d1617dae6495d325b1e93c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cardrecovery_setup.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-BOB1T.tmp\cardrecovery_setup.tmp
        • Size 669KB
        • SHA256 25fbc88c7c967266f041ae4d47c2eae0b96086f9e440cca10729103aee7ef6cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        test.htm

        • Path C:\Users\Admin\AppData\Local\Temp\test.htm
        • Size 3B
        • SHA256 fa690b82061edfd2852629aeba8a8977b57e40fcb77d1a7a28b26cba62591204
        • MD5 SHA1 SHA512

        memory/2324-65-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/2324-36-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/2388-0-0x0000000000400000-0x0000000000590000-memory.dmp

        memory/2388-1-0x000000000058F000-0x0000000000590000-memory.dmp

        memory/2388-43-0x0000000000400000-0x0000000000590000-memory.dmp

        memory/2388-2-0x0000000000400000-0x0000000000590000-memory.dmp

        memory/2388-5-0x0000000000400000-0x0000000000590000-memory.dmp

        memory/2744-62-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/3028-79-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-104-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-66-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-116-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-114-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-112-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-81-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-83-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-88-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-90-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-110-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-108-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/3028-106-0x0000000000400000-0x00000000004B6000-memory.dmp

        memory/4352-64-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-19-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-20-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-17-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-22-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-76-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4352-69-0x0000000002920000-0x00000000029D8000-memory.dmp