Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 20:40

General

  • Target

    14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe

  • Size

    159KB

  • MD5

    14d9786dfe1f15953271f06f5e12958d

  • SHA1

    c3240d28ffdd320061c344f6f77a1648f6f6d91d

  • SHA256

    bd262d57329d4a7460eae8c480a3539745a65b9ea13515598eabe27cc3c400bc

  • SHA512

    902f978f2476aa238b60091438120c26812e8d24f01e05c84b8ba459c07ab0429318d0754d10f650386729dfbb7016cc6d3bd9b3cd271d764ec443fc8b1aba6b

  • SSDEEP

    3072:O22ihA0m3BJf0AtyhqxvETFTGc4tQW2+8R6XMO4ZDfWjsVpxTGE:BA0m3T0AtyhqJMFS0+hcOBsVS

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:824
    • C:\Users\Admin\AppData\Local\Temp\biclient.exe
      "C:\Users\Admin\AppData\Local\Temp\biclient.exe" /initurl http://bi.bisrv.com/:affid:/:sid:/:uid:? /affid "ffonts" /id "thong" /name "Thong" /uniqid 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\CabE86E.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarE8FD.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\config.ini

          Filesize

          73B

          MD5

          aaa1f78d010d3c55f555dda86ead263a

          SHA1

          8ae090b8a6148ee9ad9658120381a5fff0e769ab

          SHA256

          5b8e9f1bfcdd1981b865753f2bfed1b2a10de4c3bcbf1ee43949596a8fb5ced0

          SHA512

          15a4b42aa0c06341d435e313e9d8928922e2c5ba585c79d5b76e66835b7804eba291a769b55fbefe200a40315f01c22732c467aaf25535e004bda92f469978f9

        • \Users\Admin\AppData\Local\Temp\biclient.exe

          Filesize

          219KB

          MD5

          c66293ccd7cbe84b1b8f393ca5e4e6d7

          SHA1

          c24089d407e6280b79bec86532e9de0118e4de71

          SHA256

          ffbae29e2f233767fd42909720497165ce3552427ef93efb2fc714fb4204755f

          SHA512

          7ff97aa71f182035f90ba10c3bf8087280e3f34bf717bda139d642f4e043c64aa2b98d82a90a32f1df4b76f9d7610af62390fe934e514c90c703381a421c00b7

        • memory/824-12-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/884-14-0x0000000000140000-0x0000000000141000-memory.dmp

          Filesize

          4KB

        • memory/884-581-0x0000000000140000-0x0000000000141000-memory.dmp

          Filesize

          4KB