Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    19/08/2024, 04:12

General

  • Target

    a98925ce8a91645049204e3370827b85_JaffaCakes118.exe

  • Size

    112KB

  • MD5

    a98925ce8a91645049204e3370827b85

  • SHA1

    3e0ddee7f19a96fe5719bad646590e6a743aaf64

  • SHA256

    35e4bb480e17c9ee69fb7756493dde65dc50a4b3356cb23f8c3babca7f7dbd8a

  • SHA512

    879e72e31474716db2814e443e063eb0817901ef5caf1df56248ad4ac09d263a6e03ebcc947910af70d3c828a49a916c7c4fdc13f8d3bdee43ff4a9649e7cdc9

  • SSDEEP

    3072:HQIURTXJZeqgKJ+BCSChgCJsB6FgnVG5RsmRvA6T:Hs9gK3ZJy6WkAcY6T

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 system certificate store 2 TTPs 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a98925ce8a91645049204e3370827b85_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a98925ce8a91645049204e3370827b85_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\nsd9C8F.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsd9C8F.tmp\downloadmr.exe /u4dc90721-0888-4db0-a2e5-20545bc06f26 /e49668
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:2556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab9EB1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar9EE3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\nsd9C8F.tmp\downloadmr.exe

    Filesize

    137KB

    MD5

    bbf2521f0924f66c7bb0d63cae2af0ae

    SHA1

    e8ebec5f73a4fa3c513611aa6b97ea3759c5d701

    SHA256

    62fd49a2104878f136e2247037c5ef9a73f6a78c4ca3a1cc38e1bfb80b108021

    SHA512

    0e643b8f2494acb366a030d33152eabe8c692ba3a39bb674ca9ff7f78f8f537d22110e613045581472003ce0d4f831ff487ee3e71b06635eee46a9b6a3fa4991

  • memory/2556-9-0x00000000744B1000-0x00000000744B2000-memory.dmp

    Filesize

    4KB

  • memory/2556-17-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-18-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-72-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-73-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-74-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-75-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-76-0x00000000744B0000-0x0000000074A5B000-memory.dmp

    Filesize

    5.7MB