Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2024 10:39

General

  • Target

    3f608d2ff99da158b785aa1772c52c12_JaffaCakes118.dll

  • Size

    86KB

  • MD5

    3f608d2ff99da158b785aa1772c52c12

  • SHA1

    bd713996fb5bc52c12d70036b2ab9323f95de1be

  • SHA256

    e6a130f8ba2a150bbb98f9305f9fbde1d300c03f758cb1d5e0ce1ed8690ba6a6

  • SHA512

    ba6786caf7b6ef7fe2c8af6d94214103413940faa1c97219c7ecd211ac98856169276035237e93047e6609a9597b70ed61e2af357f970c26a17e0718d5f485c4

  • SSDEEP

    1536:2D5wzSDmQq7wbSSokNrU/4VZZYElD++XOmTeNINap/8lWVZnJwfko/gM7DIVJ90:k8wbSf4je0emThAp/8oVZOfb/gMnI6

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 5 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • UPX packed file 1 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 4 IoCs
  • Modifies registry class 57 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3f608d2ff99da158b785aa1772c52c12_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4576
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\3f608d2ff99da158b785aa1772c52c12_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\SysWOW64\regedit.exe
        regedit /s /c "C:\Users\Admin\AppData\Local\Temp\\install.reg"
        3⤵
        • Installs/modifies Browser Helper Object
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Runs .reg file with regedit
        PID:3828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\install.reg

    Filesize

    1KB

    MD5

    3c4bc71dea7fe98721f9f140e032b040

    SHA1

    996e1e295b6c0574d78f10011dbf4ce9eef4bd84

    SHA256

    63469d32206ef74dc2f49015f21d20ef18e3b43aa8d26cadc7eb7a3c15aa25f7

    SHA512

    db8169f0260b0fa5c9d225c270c871aad26effbf66c069175d44a864eb545552f7e3014506922325bdda7d76aa633f00bcec364bb7a2a77662a44de7add918ac

  • memory/1372-0-0x0000000010000000-0x0000000010146000-memory.dmp

    Filesize

    1.3MB