Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-05-2024 19:06

General

  • Target

    81950bd62346edc2012fa1cdb834188c_JaffaCakes118.exe

  • Size

    638KB

  • MD5

    81950bd62346edc2012fa1cdb834188c

  • SHA1

    1c0a5bf7aa63b585a2cf8c4e6358a8b2deb5d1ba

  • SHA256

    2373017059d61386f8f3d1b7f4dc5084db31c471d0e3d78bbc0f124b2b67844e

  • SHA512

    f64e505e91b7521784c54f7b60ee5c6a4ccb9a944ab48de2a9ac6ef1e9f4c447b4a9c1a7fcd7bd38ab4ceb049b0a3eb21391b5ed1173d35335a638c636fc08ce

  • SSDEEP

    12288:hmrT/NtMTbIhcvPMLxa8bzzyUoCyhRB2Sjy7Xrxti3rwbX1W38oZ1f6jB3Bs:QrT/Nt3AML1XRykdzltqm8r3f6jB2

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\81950bd62346edc2012fa1cdb834188c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81950bd62346edc2012fa1cdb834188c_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:1284
    • C:\Users\Admin\AppData\Local\Temp\n196\s196.exe
      "C:\Users\Admin\AppData\Local\Temp\n196\s196.exe" 2dd6d730fd0277f14886fbcbT+e4LGODj0qOfCqKIj/mpVBmpyekUkEFowGW6ojj635xvOQ8XRrK24rfRJSTJHmKyikBTn121Lni8fu+Mde3FVa/+SbuaIacFs9OfOH53kgep/VH8ntbMdxALkRCO6HJhj1Xwv2Kj9FELaYU9VAFjrpN8Nvn454DaR/j /v "C:\Users\Admin\AppData\Local\Temp\81950bd62346edc2012fa1cdb834188c_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\Tar8E52.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\n196\s196.exe

    Filesize

    347KB

    MD5

    ad59534e6fd98cef7a0e154a4933a5e4

    SHA1

    a0cc775fbd387133877d67a938d0ee7f17f2b134

    SHA256

    15ea8c6d95cd84f77f9b2638657b7b1558fec2564c791e81a69a91b36e8a243e

    SHA512

    c56dd706b11141b24330d22513669fab438d2621cef16acdebe1e88cb0e6c07e3c20d76f3e99168d2e698b92009fbba4c19620ca60d908450284a9d0a6c5e59c

  • memory/112-15-0x000007FEF561E000-0x000007FEF561F000-memory.dmp

    Filesize

    4KB

  • memory/112-23-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

    Filesize

    9.6MB

  • memory/112-76-0x00000000005A0000-0x00000000005B0000-memory.dmp

    Filesize

    64KB

  • memory/112-77-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

    Filesize

    9.6MB