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Analysis

  • max time kernel
    92s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 16:01

General

  • Target

    4a61d7259e5bc8039c885617f330c832_JaffaCakes118.exe

  • Size

    244KB

  • MD5

    4a61d7259e5bc8039c885617f330c832

  • SHA1

    58f31adb13aa0509a48cf371268791971dfbe270

  • SHA256

    616a50e518ea9e108b8f2c9811ac33119cb1f0c6a0f1de3df5cb2cf66e4c24fc

  • SHA512

    36a9048283c03ddae502585660ce6b2b9a450c9f32fcc49a5f1a18c1c5b6623089172467ae61b1b7adfcbe02a919bb99ad67e643fe9ca67031a290544185b33f

  • SSDEEP

    6144:oHsUV65Id2L0wHcIwXhv+EhlK7Q5qux9BJiRS:cBV6asQw8ph2EhlPZ9qS

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a61d7259e5bc8039c885617f330c832_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a61d7259e5bc8039c885617f330c832_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1444
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 316
      2⤵
      • Program crash
      PID:1116
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1444 -ip 1444
    1⤵
      PID:4172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\SysWOW64\Packet.dll

      Filesize

      98KB

      MD5

      b4d3cbc053e70143d350d6107b94952c

      SHA1

      5ebdb0ef1f00a1024637adf106d7b2a9b43bbcda

      SHA256

      2198fd8cd738d6281c8c1fc4845effd251b3d6b7f83b9f4f927d6430cf12537b

      SHA512

      539244352ffc0ca6e08bba2704abd1286873375dad28421862bd9ce7a8146d9472dc5e4ac3edb59ae741f5b178cd22f976fbba62a0bc71c09160e1c9f178e523

    • C:\Windows\SysWOW64\wpcap.dll

      Filesize

      274KB

      MD5

      dae5f233818083af69e2e5133a50a2cb

      SHA1

      18a2672972a9440f51b3d416a933b20b8ae6252a

      SHA256

      b0ce20a14e8cef5a94e2ef057e5685eac3636c6b71166b4f99af31c3422c4121

      SHA512

      ca71f6b0c2c1f5c00eda9af97b4426c9ca386785c5f0d712dc971ddf0b13e1a0e7ef691932b61c5fda009df2da8422df09ffaf5061aa0b674a98dcc57caa405a

    • memory/1444-0-0x00000000004F0000-0x00000000004F1000-memory.dmp

      Filesize

      4KB

    • memory/1444-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

      Filesize

      4KB

    • memory/1444-4-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/1444-7-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/1444-19-0x0000000002270000-0x0000000002289000-memory.dmp

      Filesize

      100KB

    • memory/1444-15-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/1444-11-0x0000000000460000-0x0000000000493000-memory.dmp

      Filesize

      204KB

    • memory/1444-5-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB