Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    26/05/2024, 09:56

General

  • Target

    751a9bd286a46e8f34dd3e6e0f5181fa_JaffaCakes118.exe

  • Size

    627KB

  • MD5

    751a9bd286a46e8f34dd3e6e0f5181fa

  • SHA1

    fe6b9c0d368374d5989f55b4c791bb7caaf622f6

  • SHA256

    2120cbd108d8edc0c95c9ca07ecadc3975956df3ac7cfd9048fb89dd526d79d3

  • SHA512

    216998b079634d6f81d793e748f9de5892d6cc9c544aeca80db77031ede39685c246f4a69ed4373b5f072d3a3d7e19820a130cfc56b357f3c8ca440e4c103876

  • SSDEEP

    12288:z4WDjPiYTbAcEL4fCu9BJxB37Yu21yQH0SCJKluZpSlYrX2SlmLs1SW37d:EWDjPiJG9bD37J2oQUSCJKBl02SlF1SM

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\751a9bd286a46e8f34dd3e6e0f5181fa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\751a9bd286a46e8f34dd3e6e0f5181fa_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:2196
    • C:\Users\Admin\AppData\Local\Temp\n8861\s8861.exe
      "C:\Users\Admin\AppData\Local\Temp\n8861\s8861.exe" 1d65e629c8c6324c6cc6f0d2HvlPbQyoF1eBLdy7DLw52Nzl6q4R09X3+P8H6Erub0Wg8IBDrSlI0yfTGZtqTajYQ6hKek8uL40Rlti4z6d7OOTXATq9+RIgcaWRGd1wH+eQASosuFMBQod+NX46wleTFbMIWJIKCzzoQ99EZUmNhJOVbYxkFotbcCBjLg== /v "C:\Users\Admin\AppData\Local\Temp\751a9bd286a46e8f34dd3e6e0f5181fa_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab1B30.tmp

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar1B72.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n8861\s8861.exe

    Filesize

    347KB

    MD5

    ad59534e6fd98cef7a0e154a4933a5e4

    SHA1

    a0cc775fbd387133877d67a938d0ee7f17f2b134

    SHA256

    15ea8c6d95cd84f77f9b2638657b7b1558fec2564c791e81a69a91b36e8a243e

    SHA512

    c56dd706b11141b24330d22513669fab438d2621cef16acdebe1e88cb0e6c07e3c20d76f3e99168d2e698b92009fbba4c19620ca60d908450284a9d0a6c5e59c

  • memory/3056-15-0x000007FEF5BEE000-0x000007FEF5BEF000-memory.dmp

    Filesize

    4KB

  • memory/3056-23-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

    Filesize

    9.6MB

  • memory/3056-74-0x0000000000540000-0x0000000000550000-memory.dmp

    Filesize

    64KB

  • memory/3056-75-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

    Filesize

    9.6MB