Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 14:56

General

  • Target

    fc89b275f7fd924439cc4be7a0340fc6_JaffaCakes118.exe

  • Size

    399KB

  • MD5

    fc89b275f7fd924439cc4be7a0340fc6

  • SHA1

    00213497e8166c80463184c5b755f42799f7e5cd

  • SHA256

    c416b7fc4c158974c90ab1b735e880fdb1d32a5f41650489c0e239becc1331db

  • SHA512

    2dc10d5e88f9b615d793176de94c03cb92b9cb2051887fcfe0f73acc41b6d0124a925010b2729f6dc7f2f56244c392423f80798b41ac1b0da5d2673e9afed89d

  • SSDEEP

    6144:SbWbsX6j9UVsRNmq41V7FqSexNV8+hCGTr1e1Kxx9zxggB:vt9UVW4q4f7F67V8+hPcKxx9zfB

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 9 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc89b275f7fd924439cc4be7a0340fc6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc89b275f7fd924439cc4be7a0340fc6_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:740
    • C:\ProgramData\nA02401ObJjN02401\nA02401ObJjN02401.exe
      "C:\ProgramData\nA02401ObJjN02401\nA02401ObJjN02401.exe" "C:\Users\Admin\AppData\Local\Temp\fc89b275f7fd924439cc4be7a0340fc6_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1784

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\nA02401ObJjN02401\nA02401ObJjN02401

          Filesize

          208B

          MD5

          682988f61f10c39f8af1ff38cbf6e916

          SHA1

          6455e703c49304c33bfd600c95b1ab309516747c

          SHA256

          36cb7e800dddf720aa222a0f43ab4055beab1e854d51251eab464505e9931c79

          SHA512

          94535321a3dec5acbf7a938c46ba29fda9273c729a29757d599a353da8415ae25f038548351dc1bdb488a2b2ea88e1f3786cdfc25a0937c83d35e8fbf11d667e

        • \ProgramData\nA02401ObJjN02401\nA02401ObJjN02401.exe

          Filesize

          399KB

          MD5

          a38d6750a3ccb2d4f6bc212280c7ce0a

          SHA1

          36a7f76f8f6bc796bc7f55c9bb49c76892afbc62

          SHA256

          acbca6f76bc3383a19108171de020e75d8b2a1daba22bf5671e26c9fa2d67852

          SHA512

          c21a0750b90c5c1df2fbd5658592aa5fad1dd7c5de08bd5c4f7627c8de263734171f48a5b220e310799509d121e04465eb26462003e12cabafc5b3a0d9265155

        • memory/740-8-0x0000000000290000-0x0000000000291000-memory.dmp

          Filesize

          4KB

        • memory/740-0-0x0000000000270000-0x0000000000273000-memory.dmp

          Filesize

          12KB

        • memory/740-80-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/740-82-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/740-1-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/740-106-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/740-2-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/1784-107-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/1784-108-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/1784-109-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/1784-184-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB

        • memory/1784-186-0x0000000000400000-0x00000000004D0000-memory.dmp

          Filesize

          832KB