Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    26/05/2024, 21:52

General

  • Target

    76e68b767d31231415ebbaa928296929_JaffaCakes118.exe

  • Size

    532KB

  • MD5

    76e68b767d31231415ebbaa928296929

  • SHA1

    30852ca6f82a53c730d0069baa028395e23d4239

  • SHA256

    139cb451063813e9c0a4c0bc3f37f144ff4ff60a71ce2fa0350140c6ef056c98

  • SHA512

    65e1da0f7a79efc2c7d4be35498b46874578057506a5d0d7e161713e054ddf9796170a102f9980616c374bd38d1ead7360c06c653155b979acc0a8095cd1b38b

  • SSDEEP

    12288:tXf2DMo6GCfdog22HXrFy+344+E9OsDYMbWMKyH/rexOww9l:tv2DBCVx5y+3RxDYv9UCxOwwH

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\76e68b767d31231415ebbaa928296929_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\76e68b767d31231415ebbaa928296929_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:2216
    • C:\Users\Admin\AppData\Local\Temp\n5421\s5421.exe
      "C:\Users\Admin\AppData\Local\Temp\n5421\s5421.exe" 11211a1e966421c89a51f063R8CgjxjfgNw53zYjrEN1vyN57gZZhn96lDGZIf21X3iPcsgW8X/3jRkLB7MIUHc9A/7kCL1PK/7KbqWYD2jf8fZyL88n3julLF8Fu8Qvp82Fq8bqxRbqHg/b8xq0OU5KBqyHmpYguzvrcJC777DZ+iQ= /v "C:\Users\Admin\AppData\Local\Temp\76e68b767d31231415ebbaa928296929_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab1EB9.tmp

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar1F0A.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n5421\s5421.exe

    Filesize

    219KB

    MD5

    94a69394c365d4216dc0a267d585d13f

    SHA1

    f832d782b12836fe6ad436dfac3d97f91b1c5ebc

    SHA256

    8dafaae263c44624342156f43df4bbe158702ac7bc750c4089838f45f75829a5

    SHA512

    5daafac615d6a3b269717459524c70634976f310ca6c2d1f7f16040fa9948b7abec7f781330b9794c1f888eea4f609c4a50ec8f0987feddca2865796d2ea6ca2

  • memory/2200-15-0x000007FEF5F1E000-0x000007FEF5F1F000-memory.dmp

    Filesize

    4KB

  • memory/2200-23-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

    Filesize

    9.6MB

  • memory/2200-126-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

    Filesize

    9.6MB

  • memory/2200-127-0x000007FEF5F1E000-0x000007FEF5F1F000-memory.dmp

    Filesize

    4KB

  • memory/2200-128-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

    Filesize

    9.6MB

  • memory/2200-129-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

    Filesize

    9.6MB