Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2024 14:27

General

  • Target

    9c123a09cb57f3b95f8e51a9fc2579a9_JaffaCakes118.exe

  • Size

    976KB

  • MD5

    9c123a09cb57f3b95f8e51a9fc2579a9

  • SHA1

    8db03484918b05e7c7b0d000aab2220dd4490564

  • SHA256

    d1da6ec1ad358e81b983f7fd9aefd36fcdbbd8beaee7b0b81827de2596fa9f2a

  • SHA512

    b1937ed3c182794d03292f76eb76deb4bc5bb1428462ded1675be8d0abdd140e9216e2e828dd514884c61ad794583f56f58aede0b96e70f242e56ca1eaa51c0b

  • SSDEEP

    24576:Ngc1riyXHE/S1GNiLNjlGDcw30bboJ4ZHPTV9XF7A7:Ngc1uMHB1SiLNpGDcjYJ4ZvPF

Malware Config

Signatures

  • Detect Neshta payload 8 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 5 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c123a09cb57f3b95f8e51a9fc2579a9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9c123a09cb57f3b95f8e51a9fc2579a9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Users\Admin\AppData\Local\Temp\CFPRO.exe
      "C:\Users\Admin\AppData\Local\Temp\CFPRO.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Users\Admin\AppData\Local\Temp\3582-490\CFPRO.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\CFPRO.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2224
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x5c0
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    2f6ecb53e1afc9a2452195cc3271b55d

    SHA1

    0a6d79b1ea009057db409a6792ab85e56689deea

    SHA256

    925c807598109bc0f81d5c9d18046c601b298ff1f14c0e175fd5ef35c9cbac74

    SHA512

    dbf8b80030bb2be89f54b2118db54a635f953d888e843e77dfbfa0fa7452024f22f98204f521cb02f552277894525ce30bfee5ee1ce716e87f870a310008651a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\8P9TO0C6\main.c24ae23c[2].js

    Filesize

    676KB

    MD5

    839a9f73728a06d85213f93e188feb4b

    SHA1

    01525dcfde54702ecebaa807dc02d1b8a770119d

    SHA256

    f2ad907999b2ef16ee6a7bde95750e15c7da0dc97f6dd96c626bf64f5e7ccab9

    SHA512

    cba36b05e8dc0da00aa03ea1080301fd00b5b71e1081bc482d249cf5aa8b892ad74bc03675ee9e5dbe897b86fb7197fcd6b0c3f3430924ae1d04352eb915afa1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\DUME8XYE\main.ef90a627[1].css

    Filesize

    3KB

    MD5

    3f821ada778691e677aef2cea8c4b4f6

    SHA1

    643e7b729b25c2f800469623191dc837798e9d50

    SHA256

    7510035d553a99fbf93eb67737b2df057ce096fa1ed7aad83cfd559e11f2320d

    SHA512

    8993a8ad28ed4035a022d1b7274c77a97b8235b2ddcd5e6d29f7230d375851539900d4ace652c94c4be8a8284ffd86501df420385a6e680df4222c162deff4d5

  • C:\Users\Admin\AppData\Local\Temp\CFPRO.exe

    Filesize

    900KB

    MD5

    fb48bc20cf4bcf8c2961a7049e59754a

    SHA1

    dc89ab96ad07d2cdeda425d2024552c6783165b9

    SHA256

    28f446ab447ea82d0c2165f4a474177ed654fbc069e01e2d56235922cbbcd8a7

    SHA512

    8e7d434c36785f09bf8a87ad3f6867fbc8b9efc6625effcb51f2918092262a2addecd6fe6a6e64e3e3907b4c705f5560b583898c0a2a8638e0b7a0ea5fcf5b6b

  • C:\Users\Admin\AppData\Local\Temp\Cab48A6.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar4983.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\CFPRO.exe

    Filesize

    860KB

    MD5

    539d1008308475ddeea16a5b1cf6f0b1

    SHA1

    ace91263ff5566929f320370a24e987de4b39228

    SHA256

    dd7d13dd866b994d6fe64d34b61d7e6511c12cd3bfed9a85223472697a960468

    SHA512

    11772f4fef2ac08b918c5ab927034cd4859cff7f5cc478b04e622a3e3622289c5b774e285b551120016d5d9577ddd0c9dc641ce8bd9f8a98a931836a2f4e5027

  • memory/2220-18-0x0000000000400000-0x000000000053C000-memory.dmp

    Filesize

    1.2MB

  • memory/2220-0-0x0000000000400000-0x000000000053C000-memory.dmp

    Filesize

    1.2MB

  • memory/2224-253-0x0000000000400000-0x00000000005D7000-memory.dmp

    Filesize

    1.8MB

  • memory/2224-70-0x0000000003F40000-0x0000000004FA2000-memory.dmp

    Filesize

    16.4MB

  • memory/2224-35-0x0000000077E80000-0x0000000077E82000-memory.dmp

    Filesize

    8KB

  • memory/2224-32-0x0000000000400000-0x00000000005D7000-memory.dmp

    Filesize

    1.8MB

  • memory/2920-27-0x00000000025F0000-0x00000000027C7000-memory.dmp

    Filesize

    1.8MB

  • memory/2920-28-0x00000000025F0000-0x00000000027C7000-memory.dmp

    Filesize

    1.8MB

  • memory/2920-252-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2920-254-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2920-256-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2920-258-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2920-261-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB