Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/06/2024, 16:26

General

  • Target

    926ffcb624f977fbc845860b5347588a_JaffaCakes118.exe

  • Size

    532KB

  • MD5

    926ffcb624f977fbc845860b5347588a

  • SHA1

    70fef1191c223336d9fbcbf619734ced051d16db

  • SHA256

    12aaa64db4c3ee6cc8fcfe98064cc18a844525e89aeaf39db1ce65c94aa185aa

  • SHA512

    95c750428caee01e90ea53d4715d5960c8d3aa6aef4aed249d26e8eb36ec38d7f2ff5e62ac3e78fc0844448b5cea8aafb7fb7e0be7b840cead5901b208b3b1fd

  • SSDEEP

    12288:tXf2DMo6GCfdog22HXrFy+344+E9OsDYMbWMKyH/rexOww9g:tv2DBCVx5y+3RxDYv9UCxOwwS

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\926ffcb624f977fbc845860b5347588a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\926ffcb624f977fbc845860b5347588a_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:1308
    • C:\Users\Admin\AppData\Local\Temp\n3219\s3219.exe
      "C:\Users\Admin\AppData\Local\Temp\n3219\s3219.exe" 3cc3a298d34790e7141a4bbd186CWVkMPHKwv4cKCPaNiHPAo6YHK2oMincKXouYc0EiVICEbuwF39qMDREZ5n7EP2lhnY3N982VkYwX362Nxm8Vy1ernPudZZlHxhSXBQv/ok27el+nik+RpEL2H/iAT6GG6xPrPnybhGNcPhAaN+k= /v "C:\Users\Admin\AppData\Local\Temp\926ffcb624f977fbc845860b5347588a_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar8F1D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\n3219\s3219.exe

    Filesize

    219KB

    MD5

    94a69394c365d4216dc0a267d585d13f

    SHA1

    f832d782b12836fe6ad436dfac3d97f91b1c5ebc

    SHA256

    8dafaae263c44624342156f43df4bbe158702ac7bc750c4089838f45f75829a5

    SHA512

    5daafac615d6a3b269717459524c70634976f310ca6c2d1f7f16040fa9948b7abec7f781330b9794c1f888eea4f609c4a50ec8f0987feddca2865796d2ea6ca2

  • memory/2748-15-0x000007FEF561E000-0x000007FEF561F000-memory.dmp

    Filesize

    4KB

  • memory/2748-23-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

    Filesize

    9.6MB

  • memory/2748-116-0x000007FEF561E000-0x000007FEF561F000-memory.dmp

    Filesize

    4KB

  • memory/2748-117-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

    Filesize

    9.6MB

  • memory/2748-118-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

    Filesize

    9.6MB