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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/01/2025, 08:54

General

  • Target

    JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe

  • Size

    328KB

  • MD5

    86daa0df8dd18935c669053501fadd63

  • SHA1

    5ab286b5162cc6c370469d63630af2e53fd4954a

  • SHA256

    a940d3774ed7e75dffec1e70b0711392019a26cf63a02a52ee740047030a0118

  • SHA512

    913b0b5c60dbf83dacd4b998e936aabfdfd5fe9e75ddb1f3f079cfd51865dc33ac701ed8b539a8406641a672f051bdec45a5a37b40f7fdbb21c198de1fa50cbd

  • SSDEEP

    6144:YTQCHoNiMWOiuxgL19g0IrWX9SC+pQZ1Ai1TK+DKEWHMSyrRdT:IhbMWOiUgDgXW3+paqiJDKLMdd

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\c-1fxxkj.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4224
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9B85.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC9B84.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4580
    • C:\Users\Admin\AppData\Roaming\JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe
      C:\Users\Admin\AppData\Roaming\JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe
      2⤵
      • Executes dropped EXE
      PID:720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 720 -s 12
        3⤵
        • Program crash
        PID:4468
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 720 -ip 720
    1⤵
      PID:1176

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES9B85.tmp

      Filesize

      1KB

      MD5

      c6f11280d15fc9b3e40ed66b82f8e2ae

      SHA1

      cc2fdc71772f2f91c75ef925542951d8d3441c71

      SHA256

      6c52b7408fd088db5c3413251c692e05a0a1a0a1351835a8fce3f4e46a9bc38a

      SHA512

      73bc4e624cfe794e292975c7015f597b8364c71935ac6841e491fe000a8b26713c65ba0c38c1ac8d935ecc9e7e82c32c091c663dc8b29a49b28d4cbf281e5384

    • C:\Users\Admin\AppData\Local\Temp\c-1fxxkj.dll

      Filesize

      5KB

      MD5

      50dc8800e0a7f437446d92d0752d11ee

      SHA1

      ef988b63f9f8955b6a277031ce851b977bf7286b

      SHA256

      aab94b5efcb9f922b275718d1362dadc271bbc457ee2b60000c12310b4be11c5

      SHA512

      f88b3fc4cec5b0cfc1c86206704be8eb3e292e3df1ed016145fb811d9ea42f519bafe83d93228894299abd38e2c91bf1053b12a7f3759f969974caf861e252bb

    • C:\Users\Admin\AppData\Roaming\JaffaCakes118_86daa0df8dd18935c669053501fadd63.exe

      Filesize

      6KB

      MD5

      d89fdbb4172cee2b2f41033e62c677d6

      SHA1

      c1917b579551f0915f1a0a8e8e3c7a6809284e6b

      SHA256

      2cbdc0ddc7901a9b89615cc338f63e1800f864db431e7a7a85749f73cba0b383

      SHA512

      48941f08ae00d342b52e3255b99ce36abb4e46a48075a760869bc86b1a32c0737eb2bd5e43d5ee665303ab134282f9732738755c4027043ed2d4f414faab63ed

    • \??\c:\Users\Admin\AppData\Local\Temp\CSC9B84.tmp

      Filesize

      652B

      MD5

      3dc55516db899999b69f542f177da2d0

      SHA1

      64c0004714b3af825ba26aada0b9101a25128cc6

      SHA256

      72faced19ea435054755c5d3a1e0792939e751d067ba6f3b2773958a1bd79cb6

      SHA512

      d835c1464d8845bf923f1ad93057952669dd2e05e716eb51eefe17f6feb9081baaa950cdd3cf697931a043a1a37b75723d8a04455809279f2d316d5b9ad9949f

    • \??\c:\Users\Admin\AppData\Local\Temp\c-1fxxkj.0.cs

      Filesize

      5KB

      MD5

      cb25540570735d26bf391e8b54579396

      SHA1

      135651d49409214d21348bb879f7973384a7a8cb

      SHA256

      922ec415710a6e1465ed8553838ddf19c8deb32b75da6dfaca372c1067d2d743

      SHA512

      553ce9d3647b196ccbd6612c06d301afac992130ec5c80fe8fa8a42bab4250053fad651227ff97d9fab4ba8aaff562d421236dc0b2b5d0d4a17430985dd07080

    • \??\c:\Users\Admin\AppData\Local\Temp\c-1fxxkj.cmdline

      Filesize

      206B

      MD5

      449f908cc53b30a38dc92355a9bffeac

      SHA1

      03a1ce5f101752bd15ab5769f5785f8953299b86

      SHA256

      4ca48d4229288246ae26b52fa091c6333f6897a38e5369d1030a8a2806882559

      SHA512

      35dbbf6b6049b4d8d719009512a1f5fe9287f74a6929e13f2bf7e1b907c496d1c22be22d133d1cde433413f33d78a83d21cba742804ee97d3a1368dbc44328ea

    • memory/1724-0-0x0000000075382000-0x0000000075383000-memory.dmp

      Filesize

      4KB

    • memory/1724-1-0x0000000075380000-0x0000000075931000-memory.dmp

      Filesize

      5.7MB

    • memory/1724-2-0x0000000075380000-0x0000000075931000-memory.dmp

      Filesize

      5.7MB

    • memory/1724-23-0x0000000075380000-0x0000000075931000-memory.dmp

      Filesize

      5.7MB

    • memory/4224-9-0x0000000075380000-0x0000000075931000-memory.dmp

      Filesize

      5.7MB

    • memory/4224-16-0x0000000075380000-0x0000000075931000-memory.dmp

      Filesize

      5.7MB