Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2024, 02:22

General

  • Target

    b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    b5fcda8156425b5ef71b4c73a1d17265

  • SHA1

    1eb752ebc26b35a1084b6c3fae4163387073fd4b

  • SHA256

    4bcd77f0f67f7288aa4854d50ccbe2f1a92dbd56656d5477d879d727e2e71601

  • SHA512

    06efa6c908254e22229e5b0a72d471c886acb1c5a673ab6b0fbfe91e4924a3f8d53d40ceb8249e9b2cef4068eb776209940cfc7de4da3b2afe98e759a9c7bd71

  • SSDEEP

    3072:Yr9Bhxt982bLMJCbmfDqqWYyTl00FyH6nhgRcq5D881Yf2iSqsycDM3Q:6HAMbmfDZyTxyUw9h881+SqsycDM3Q

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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 system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Users\Admin\AppData\Local\Temp\b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2288

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          342B

          MD5

          07eefa757a06dcf9d69d5cf59a5f3ab8

          SHA1

          6ebab193fdeb7796c410a903013350b52215a231

          SHA256

          0da3ae96ff052bafed62c67afb354c4a6d7c4ad4b9c3bfe872a527d6925cbf46

          SHA512

          dacc7630df17b9c572bc1a5754e027dd9eb08458d9af1ebd9ee05d9271e2391717e52f1f69ffdf06640bf719f62576281cb53bfc27591d7f9ffa6cfd06924a55

        • C:\Users\Admin\AppData\Local\Temp\CabC370.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarC373.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • \Users\Admin\AppData\Local\Temp\b5fcda8156425b5ef71b4c73a1d17265_JaffaCakes118.exe

          Filesize

          133KB

          MD5

          fa07e4dcd145b33b8f8e0e874d1a8e56

          SHA1

          e6e2b3e66faf2da5440cfc581ea407d1f2f8ae92

          SHA256

          823c3a19e58de736a28159c46667717c11d3e64f8730f14666afe898da7c35ac

          SHA512

          87083dfbbd14ea8df69ee9d479e6cfc5c822d17670ceaff45e0ae89c9cbdd4e3b6e84e70a4ca7726ab9e76427acb84aa196c5c71c25eadb3aec6ce75bd41b56d

        • memory/1460-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/1460-1-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/1460-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1460-15-0x0000000000240000-0x00000000002C6000-memory.dmp

          Filesize

          536KB

        • memory/1460-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/1460-37-0x0000000000240000-0x00000000002C6000-memory.dmp

          Filesize

          536KB

        • memory/2288-17-0x0000000000150000-0x0000000000171000-memory.dmp

          Filesize

          132KB

        • memory/2288-58-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB