Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    14-05-2024 17:24

General

  • Target

    4252085cf4e8ffad7651753ee829c461_JaffaCakes118.exe

  • Size

    500KB

  • MD5

    4252085cf4e8ffad7651753ee829c461

  • SHA1

    4d2ae05586994ee45033712a91121c417e178fb5

  • SHA256

    05ea9f9b2308e4e7db9ee4031fc154723784039d46eb344a245495ed43976ec2

  • SHA512

    4557e4325cf74cbf72c494ef0c983f60edc46c88313c2e4bea6d006810ae8674c5ea7c6802ed9945ce6b49215b2a7a0936dda66a879cad715aa9a998568d7e50

  • SSDEEP

    6144:95DK99xOtO8XMLOjyfdGdQK36OP9KEzmIr3JgYhCOPoKuRbdz5C241cOInPfnGfJ:95Dc3x8XPjy07n1C4uASOIP/sx

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 2 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\4252085cf4e8ffad7651753ee829c461_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4252085cf4e8ffad7651753ee829c461_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:1764
    • C:\Users\Admin\AppData\Local\Temp\n7785\s7785.exe
      "C:\Users\Admin\AppData\Local\Temp\n7785\s7785.exe" ins.exe /t 53a9e2f2561ca3db5c8b4a3b /e 12909115 /u 29cc71b0-a872-11e3-8a58-80c16e6f498c /h 76a5a.api.socdn.com /v "C:\Users\Admin\AppData\Local\Temp\4252085cf4e8ffad7651753ee829c461_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1664

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\Tar1F4B.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n7785\s7785.exe

    Filesize

    286KB

    MD5

    3e3ab97a3be5f358ef2410034ca1d11e

    SHA1

    132b2d344871a59eea8cd45dcb289f880754de0a

    SHA256

    9343341db998236ead9f7bc0847747fb92cc90cc4709e7b6ff4c2ff6809dd1bb

    SHA512

    31cae25593341fe970dce4532449af639fb4b05a91591c1a22a8be52e2d9937439ef2a73e87cc49e636d24d3c5986a5d1954e9736046da4adbb7ac9857d9e48d

  • memory/1664-14-0x000007FEF5E1E000-0x000007FEF5E1F000-memory.dmp

    Filesize

    4KB

  • memory/1664-22-0x000007FEF5B60000-0x000007FEF64FD000-memory.dmp

    Filesize

    9.6MB

  • memory/1664-75-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

    Filesize

    40KB

  • memory/1664-76-0x000007FEF5B60000-0x000007FEF64FD000-memory.dmp

    Filesize

    9.6MB