Analysis

  • max time kernel
    90s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-10-2024 15:02

General

  • Target

    5d33584d5dfa1eb57d4b5915d7b5c86e_JaffaCakes118.exe

  • Size

    1.4MB

  • MD5

    5d33584d5dfa1eb57d4b5915d7b5c86e

  • SHA1

    1333239d95ae4eb3d95b8ef1a77a67eaa373cd88

  • SHA256

    5e2feff937da52c7caa0ee241a71d7d032866ebab913e3fd83028051a020c9ad

  • SHA512

    560e887867c56bf53987bee5738fe659d21869ee4f9b41c352b28403e4ea5dfa007ccebcb6ccff329e9c5adf396976da8bfe4945d656e3c27c9bca176f71fc86

  • SSDEEP

    24576:G1e9yBNlug9312KoVPsT6npmwhw042QgWQqY:h9sNQSYKoVkT6n4whwL2QgWi

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 7 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d33584d5dfa1eb57d4b5915d7b5c86e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5d33584d5dfa1eb57d4b5915d7b5c86e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\Chrome 5.exe
      "C:\Users\Admin\AppData\Local\Temp\Chrome 5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"' & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1432
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"'
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1104
      • C:\Users\Admin\AppData\Roaming\services64.exe
        "C:\Users\Admin\AppData\Roaming\services64.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2932
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"' & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2152
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"'
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2340
        • C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe"
          4⤵
          • Executes dropped EXE
          PID:844
    • C:\Users\Admin\AppData\Local\Temp\3002.exe
      "C:\Users\Admin\AppData\Local\Temp\3002.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Users\Admin\AppData\Local\Temp\3002.exe
        "C:\Users\Admin\AppData\Local\Temp\3002.exe" -a
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2780
    • C:\Users\Admin\AppData\Local\Temp\dcc7975c8a99514da06323f0994cd79b.exe
      "C:\Users\Admin\AppData\Local\Temp\dcc7975c8a99514da06323f0994cd79b.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2068
    • C:\Users\Admin\AppData\Local\Temp\jhuuee.exe
      "C:\Users\Admin\AppData\Local\Temp\jhuuee.exe"
      2⤵
      • Executes dropped EXE
      PID:2724
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 956
      2⤵
      • Program crash
      PID:2756

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

    400225b3aa92bd3a59fe77d5f2325776

    SHA1

    d7215664c28ddb4851e6f404479d0fe2c49e37f8

    SHA256

    0e3edc6039ee79e3f3560c5528703e819db413cc16cf1131a0032ecb2da82072

    SHA512

    b33b5dbab6dab9b9b5ad65e85ba2dc3337b188380b2d18fdc0608e5f95d498adb155b7e82b959693fd67f9f1201e2199528c632d7bcd8f3f01a55be909d28204

  • C:\Users\Admin\AppData\Local\Temp\CabD72F.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD79F.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    900KB

    MD5

    a3e75b6fda5826af709b5e488e7cd9e7

    SHA1

    2fce3251b18ff02a06083aa8a037def64a604a78

    SHA256

    8fa23d5fe37e7e0aed12a8917dfb43c186d26771a70c3afcc2f8a540df7b1b46

    SHA512

    6d1f37799f510a0e7fc6bf19a13425aa1225754d654dbc20c84a147161c03d63d5acf9cb7603c22c7533d5ab060ddc12c4c45d4e238f4368e8504514416efc41

  • \Users\Admin\AppData\Local\Temp\3002.exe

    Filesize

    56KB

    MD5

    e511bb4cf31a2307b6f3445a869bcf31

    SHA1

    76f5c6e8df733ac13d205d426831ed7672a05349

    SHA256

    56002017746f61eee8d8e9b5ad2f3cbb119dc99300c5b6d32c1be184d3e25137

    SHA512

    9c81de34bf3b0eb75405c726d641ef6090054e9be8e0c0ab1bb2ed095e6477ce2fa8996868bf8a77a720b210a76b5f4e1b3b086d7f40449d79498681b367199c

  • \Users\Admin\AppData\Local\Temp\Chrome 5.exe

    Filesize

    43KB

    MD5

    93460c75de91c3601b4a47d2b99d8f94

    SHA1

    f2e959a3291ef579ae254953e62d098fe4557572

    SHA256

    0fdba84fe8ed2cf97023c544d3f0807dbb12840c8e7d445a3a4f55174d78b5b2

    SHA512

    4370ae1a1fc10c91593839c51d0fbae5c0838692f95e03cac315882b026e70817b238f7fe7d9897049856469b038acc8ccfd73aae1af5775bfef35bde2bf7856

  • \Users\Admin\AppData\Local\Temp\dcc7975c8a99514da06323f0994cd79b.exe

    Filesize

    8KB

    MD5

    b4d6498c4aecc1674c710ffd3708f97d

    SHA1

    fa1b3fdea4780cf885a79c286a9cf99316a91bd0

    SHA256

    9641cd2b09c5c44cf32f480d8eaf99bc756623a4c7bf93f67fbc0f8f789cac17

    SHA512

    d0d21c7bd181dbeaa3214842206fa870852851a42819e9ce46b1a4dc3b1f0d7c18a06303340e081900f0270fd37be9e4fa9378c7e4f574e3a7803d25169e8333

  • \Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe

    Filesize

    7KB

    MD5

    339347f8a4bc7137b6a6a485f6cd0688

    SHA1

    9b198dc642f9f32ea38884d47c1fe7d8868e3f39

    SHA256

    c6f8eec2d3204bad0712705405fdb09555bf2bc26f83f0cf1d7966b86a46f601

    SHA512

    04c73aa7cff15895daf42119873df920e2ee9500d1293f470ad590cbd9cccf09f6df206f1aa9fa09e744f404f5365174f570a7f33a9a642453531dcfbaeb26fd

  • memory/844-49-0x000000013F7B0000-0x000000013F7B6000-memory.dmp

    Filesize

    24KB

  • memory/1804-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

    Filesize

    4KB

  • memory/1804-1-0x0000000000010000-0x0000000000186000-memory.dmp

    Filesize

    1.5MB

  • memory/2068-32-0x0000000000930000-0x0000000000938000-memory.dmp

    Filesize

    32KB

  • memory/2596-33-0x000007FEF5EC3000-0x000007FEF5EC4000-memory.dmp

    Filesize

    4KB

  • memory/2596-34-0x0000000000760000-0x000000000076E000-memory.dmp

    Filesize

    56KB

  • memory/2596-31-0x000000013F250000-0x000000013F260000-memory.dmp

    Filesize

    64KB

  • memory/2596-24-0x000007FEF5EC3000-0x000007FEF5EC4000-memory.dmp

    Filesize

    4KB

  • memory/2932-41-0x000000013FFB0000-0x000000013FFC0000-memory.dmp

    Filesize

    64KB