Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 06:22

General

  • Target

    1fb9ca9d501bb2fbe3048f6abc56a952_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    1fb9ca9d501bb2fbe3048f6abc56a952

  • SHA1

    0e1dd2838bb4347198813e68facacdac064127de

  • SHA256

    1343ac7defd7a5d3fee7d688d55bcebdbd4c945db2df21f84b23b71bb1c62b6c

  • SHA512

    a65343b8898c8e9869ad9892b1933889fd5beb57086455743ffe1854a7a939657f9f0f174d488cb2332e08af185e272bf5dc6eccc406d077cd8cbf03b1c00878

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4f:0+h9OY70z+warul3E4f

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\1fb9ca9d501bb2fbe3048f6abc56a952_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1fb9ca9d501bb2fbe3048f6abc56a952_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:1808
    • C:\Users\Admin\AppData\Local\Temp\n219\s219.exe
      "C:\Users\Admin\AppData\Local\Temp\n219\s219.exe" 89b6cd2ee6589500b5d9bd5cQy7NlTWZEFwTf9kVtr/+BTQiWIR5ahdJh7xVrk5rtrCpinUAGqkIlGWNfugLPaHIcOg+DPyOInoNaCNXSm0dh/Ys2REiV73075Fx8Hkdqk7hOi///GmoTKGJ5d9Vx3Yel4D8gCEda2JbFK2JAwv6p5D5 /v "C:\Users\Admin\AppData\Local\Temp\1fb9ca9d501bb2fbe3048f6abc56a952_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar9DFB.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n219\s219.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/3004-15-0x000007FEF5D7E000-0x000007FEF5D7F000-memory.dmp

    Filesize

    4KB

  • memory/3004-23-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB

  • memory/3004-76-0x0000000000D20000-0x0000000000D32000-memory.dmp

    Filesize

    72KB

  • memory/3004-77-0x000007FEF5AC0000-0x000007FEF645D000-memory.dmp

    Filesize

    9.6MB