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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 08:57

General

  • Target

    1023637b11883089bf662dc64c97e9a0_JaffaCakes118.exe

  • Size

    500KB

  • MD5

    1023637b11883089bf662dc64c97e9a0

  • SHA1

    310a91364f7f0e37b85db7d41b510cdf18ff1ad1

  • SHA256

    becfab7c46a3f51610d8ee07b6a39445a2bb23397284e1386f7c36e248ac028e

  • SHA512

    6bd6982b1a8c4f94566c72c73b93d028856f189cb3e0a9e293475b772859fecf114e08efc85cac48118354e54def9da0df784a8b40ca2316912cc50ab1e5cd3c

  • SSDEEP

    6144:yekcI4dnpjD9lTCJCEQ7JjPCMcTdz5CZj0zmo20eeCQ3+e6AuY+fnG9P94FKxuRR:yekKttqJb3muTCP/G/xuGIh5

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\1023637b11883089bf662dc64c97e9a0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1023637b11883089bf662dc64c97e9a0_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:2412
    • C:\Users\Admin\AppData\Local\Temp\n6116\s6116.exe
      "C:\Users\Admin\AppData\Local\Temp\n6116\s6116.exe" ins.exe /e 12909195 /u c2b30e9f-da98-11e3-8a58-80c16e6f498c /h af133.api.socdn.com /t 53a1b5f8561ca35c228b4b09 /v "C:\Users\Admin\AppData\Local\Temp\1023637b11883089bf662dc64c97e9a0_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:904

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\Tar10BA.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n6116\s6116.exe

    Filesize

    286KB

    MD5

    3e3ab97a3be5f358ef2410034ca1d11e

    SHA1

    132b2d344871a59eea8cd45dcb289f880754de0a

    SHA256

    9343341db998236ead9f7bc0847747fb92cc90cc4709e7b6ff4c2ff6809dd1bb

    SHA512

    31cae25593341fe970dce4532449af639fb4b05a91591c1a22a8be52e2d9937439ef2a73e87cc49e636d24d3c5986a5d1954e9736046da4adbb7ac9857d9e48d

  • memory/904-14-0x000007FEF5CEE000-0x000007FEF5CEF000-memory.dmp

    Filesize

    4KB

  • memory/904-22-0x000007FEF5A30000-0x000007FEF63CD000-memory.dmp

    Filesize

    9.6MB

  • memory/904-75-0x00000000009C0000-0x00000000009CA000-memory.dmp

    Filesize

    40KB

  • memory/904-76-0x000007FEF5A30000-0x000007FEF63CD000-memory.dmp

    Filesize

    9.6MB