Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16-06-2024 00:55

General

  • Target

    b0ffb3b83df88babf4a2c3f5da2957a3_JaffaCakes118.exe

  • Size

    638KB

  • MD5

    b0ffb3b83df88babf4a2c3f5da2957a3

  • SHA1

    9ce3b2a02655c6b28d018a18402d3e0b99b27c3d

  • SHA256

    147b8d17944359506132b986554e26408c775dc15481bfd309b1aa58bc38aaf3

  • SHA512

    bcdd0812a73e3d2a71627ff151ea52855a12f650fe6649a42bfc525b09f1fe6a1eb4a0ae7d8667f66efd3cf4d15c6b9c707750f23ecf670e38cf9849b725d22e

  • SSDEEP

    12288:hmrT/NtMTbIhcvPMLxa8bzzyUoCyhRB2Sjy7Xrxti3rwbX1W38oZ1f6jB3Bk:QrT/Nt3AML1XRykdzltqm8r3f6jBa

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b0ffb3b83df88babf4a2c3f5da2957a3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b0ffb3b83df88babf4a2c3f5da2957a3_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2944
    • C:\Users\Admin\AppData\Local\Temp\n5278\s5278.exe
      "C:\Users\Admin\AppData\Local\Temp\n5278\s5278.exe" 2c6f693e5f9ce591e1af212chUppyKrtKO7Tn0IKLspvlDyvvoKlYsriDmnZY21oBwqaQVNFciyTxCdxSe4/emh1ixiV77HYrZrK52YoUEAquwQfmrfgz8qPWO7o/2BA8ZtXOqqw9lvpokTVkTDvHnB5vpzGc4znUazXL1VqdhTkKjrRV8yGMntqqPee9Q== /v "C:\Users\Admin\AppData\Local\Temp\b0ffb3b83df88babf4a2c3f5da2957a3_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarFA1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\n5278\s5278.exe

    Filesize

    347KB

    MD5

    ad59534e6fd98cef7a0e154a4933a5e4

    SHA1

    a0cc775fbd387133877d67a938d0ee7f17f2b134

    SHA256

    15ea8c6d95cd84f77f9b2638657b7b1558fec2564c791e81a69a91b36e8a243e

    SHA512

    c56dd706b11141b24330d22513669fab438d2621cef16acdebe1e88cb0e6c07e3c20d76f3e99168d2e698b92009fbba4c19620ca60d908450284a9d0a6c5e59c

  • memory/2096-15-0x000007FEF5D6E000-0x000007FEF5D6F000-memory.dmp

    Filesize

    4KB

  • memory/2096-23-0x000007FEF5AB0000-0x000007FEF644D000-memory.dmp

    Filesize

    9.6MB

  • memory/2096-76-0x0000000000600000-0x0000000000610000-memory.dmp

    Filesize

    64KB

  • memory/2096-77-0x000007FEF5AB0000-0x000007FEF644D000-memory.dmp

    Filesize

    9.6MB