Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/09/2024, 18:58

General

  • Target

    db05090693eae9adb078d37f7de3060a_JaffaCakes118.dll

  • Size

    203KB

  • MD5

    db05090693eae9adb078d37f7de3060a

  • SHA1

    c81ada38f11ab9af654201b6c668cfff0f543252

  • SHA256

    b030faffc64a66814ec3decddf0f0716d763f5fbd4aef90b5f593b1f3bbe61ff

  • SHA512

    805af1cf4ab04bb780e9c03b2ae1859c2595896112312bac300a1600bccad7891b2e50565bce36d1ca9f23cac29c1ba5ebb200fae804caa6bbe5ceb5e5acc808

  • SSDEEP

    6144:0GUUK18CjKmEM+ciBU6c+W2650QGme/oXnwYg:0N8ZBRWltxg

Score
8/10

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • UPX packed file 3 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 5 IoCs

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

  • Modifies Internet Explorer Protected Mode 1 TTPs 15 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 40 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 13 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\db05090693eae9adb078d37f7de3060a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\db05090693eae9adb078d37f7de3060a_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer Protected Mode
      • Modifies Internet Explorer Protected Mode Banner
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2164
      • C:\Windows\SysWOW64\explorer.exe
        explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2892
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        PID:2900
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        PID:2584
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{682159d9-c321-47ca-b3f1-30e36b2ec8b9} -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Windows\system32\ctfmon.exe
      ctfmon.exe
      2⤵
      • Suspicious use of FindShellTrayWindow
      PID:2424
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2720 CREDAT:275457 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    c4a60423ec81fcb4810cff7e7be56f36

    SHA1

    60c1cebe056ee7ca5e58ed5753ffaa59145f8326

    SHA256

    538141d25baaa971c987379837a0f227cdd6fcb88a9bc446ab1a7746fb375d4e

    SHA512

    18ca2adb7b4c5d122ca1307f3518a1b3abba02b69141054fce0c7bb0c1088219c2827a2bd9dee9346a99eb0efe8068bd664ac0ab2fd9ba1643eccbb5ce315df6

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    11b1a030223124197475745cd66b254f

    SHA1

    6ae03592cdf8b1e65b16183d3b7bbf0e54644049

    SHA256

    694797d508579429e7e3789e46bcfd060e3710285b6bd2fe18c3992389a2c2eb

    SHA512

    e480f78279f4174b13c042f9b6cd4b88659a19272532109b892d4ba6895386c98e3c40af91123be048aa2a1888296457d86868231c7e85c9e0e849ff0f9918ec

  • C:\Users\Admin\AppData\Local\Temp\CabEBF6.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarEFC2.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2164-1-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

  • memory/2164-0-0x00000000001A0000-0x00000000001EE000-memory.dmp

    Filesize

    312KB

  • memory/2164-2-0x00000000001A0000-0x00000000001EE000-memory.dmp

    Filesize

    312KB

  • memory/2460-4-0x0000000003B10000-0x0000000003B20000-memory.dmp

    Filesize

    64KB

  • memory/2584-10-0x00000000001D0000-0x000000000021E000-memory.dmp

    Filesize

    312KB

  • memory/2584-13-0x00000000001D0000-0x000000000021E000-memory.dmp

    Filesize

    312KB

  • memory/2584-9-0x00000000001D0000-0x000000000021E000-memory.dmp

    Filesize

    312KB

  • memory/2900-11-0x00000000007B0000-0x00000000007B2000-memory.dmp

    Filesize

    8KB

  • memory/2900-12-0x0000000000740000-0x000000000078E000-memory.dmp

    Filesize

    312KB

  • memory/2900-7-0x0000000000740000-0x000000000078E000-memory.dmp

    Filesize

    312KB

  • memory/2900-6-0x0000000000740000-0x000000000078E000-memory.dmp

    Filesize

    312KB

  • memory/2900-5-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB