Analysis

  • max time kernel
    143s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    12-07-2024 12:33

General

  • Target

    3d64e74401d4479a0595f1fea72d4b7e_JaffaCakes118.exe

  • Size

    796KB

  • MD5

    3d64e74401d4479a0595f1fea72d4b7e

  • SHA1

    e78a9780e965c563b50f355f7b77ce131af667b6

  • SHA256

    06a931e21027555823d7b088b9ec98d394cc7fa7b05681c15693d992ff5730fc

  • SHA512

    0d0262448d585b90f0cfd5ca839efb7cf70e2f19a61caf4ee85ded108548ba526abae27103591cabb65103d6564670eecb90bfe926f45cc25a370691effdad94

  • SSDEEP

    12288:ywEyqS+KnjhoSoqcKHg+MASELny2XrWNYMzUW43YHb8GsWUroXVoSQj4hhOxON4y:yRyqSMqcWtX9fo78GgrJjqhOxORd

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 10 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d64e74401d4479a0595f1fea72d4b7e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3d64e74401d4479a0595f1fea72d4b7e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\SDM143\Free Ride Games.exe
      "C:\Users\Admin\AppData\Local\Temp\SDM143\Free Ride Games.exe" "u 'http://www.freeridegames.com/do/SDM?action=config&contentId=%d' p '143' c '708650' l 'Installer'"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Enumerates connected drives
      • Writes to the Master Boot Record (MBR)
      • Checks processor information in registry
      • Modifies Internet Explorer settings
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:1952
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uninsep.bat" "
      2⤵
      • Deletes itself
      PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    b19222cd204527e7acc5140befd3bdb0

    SHA1

    17199e85b2f572f09a2d98ca8a109abc7757494f

    SHA256

    08443a8c26810f4caf5d0ea5e32666ab3100b9b8d94d93129433d8b8efe1ac9b

    SHA512

    db38232bcd5f4d6d78d3628216319ca8a73cd1ec83e818d1256d6bdd8b97e9fbdca5b48ba51462a3f9bf33f26eb9573c024da4cf44e403ee700f3912137cb55d

  • C:\Users\Admin\AppData\Local\Temp\CabE9D4.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\SDM143\resourceDll.dll

    Filesize

    157KB

    MD5

    5b7fa7e7ab61f1699bf095b01d6edbfe

    SHA1

    05c840c51a9e76dcea094e20d4f82705bfe1921b

    SHA256

    dcf95de1ca38d4c2fd795b6f1c2a718c4079a0c458fc7fab93b105ed3f766be4

    SHA512

    8ce39681160d62d8382a4ce67f08ec2f1db250bad5c66b9a5698419d94a8689cbafc8a3bb4e9203e38e101ecdc510de76e0d29529949efe224d04fea21fecd8b

  • C:\Users\Admin\AppData\Local\Temp\TarEAB2.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\_uninsep.bat

    Filesize

    262B

    MD5

    8af78692347042934728ff14e54ae2de

    SHA1

    58434489f08791059f3b385b867adee99a05aaa7

    SHA256

    fe04d46354386756d52f66762dee9dfe55c6b8d2c4a91d8a69acd457dc2d986e

    SHA512

    e9501023d74c6a7339dad87679e74537049d0ffd642826987322635763fa75a809780bcf17a471c24bccbc3f70c5875472926bae6799977fc828038cf3a3ad49

  • \Users\Admin\AppData\Local\Temp\SDM143\ExentCtlInstaller.dll

    Filesize

    95KB

    MD5

    764dda95f9699fa1a0dd55c0996c3a5d

    SHA1

    8c233aa3b15de9fea89b9570f145d8f8f30cb55a

    SHA256

    45cde7d4536c60a2427e327da7c5c718e2bb37f3db5c8becf235b2e99fc8d438

    SHA512

    d71b61c0c16ced9361a32ba10631bf74beb0a1e315d11a15dd7bb8212357383c7d52f81e824805ccd275d927fe24132c40292b70a58b4381eed78e43c9959f62

  • \Users\Admin\AppData\Local\Temp\SDM143\Free Ride Games.exe

    Filesize

    422KB

    MD5

    0016829075e788b0f0a58538398da0be

    SHA1

    305888e2dbeff5f2b45c9f80e01c59adbd4d67ee

    SHA256

    3e1f616a633696f986d0292f802e695ac8a359b9da65820156973a0783a3dc69

    SHA512

    db7f574a538f748e06bdfe5d13294364be4168adea2f0c3d01892c7c58f2e5281632a833241920f2c45a2a97302893a9deae1337c30c51bf9580ffa14c7dfb77

  • memory/1952-36-0x0000000010000000-0x0000000010075000-memory.dmp

    Filesize

    468KB

  • memory/1952-31-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1952-39-0x0000000010000000-0x0000000010075000-memory.dmp

    Filesize

    468KB

  • memory/1952-41-0x0000000010000000-0x0000000010075000-memory.dmp

    Filesize

    468KB

  • memory/1952-208-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1952-209-0x0000000010000000-0x0000000010075000-memory.dmp

    Filesize

    468KB

  • memory/2076-22-0x00000000045C0000-0x00000000046E6000-memory.dmp

    Filesize

    1.1MB

  • memory/2076-13-0x00000000045C0000-0x00000000046E6000-memory.dmp

    Filesize

    1.1MB

  • memory/2076-8-0x0000000010000000-0x0000000010060000-memory.dmp

    Filesize

    384KB