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Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2024, 18:19

General

  • Target

    4153138038dc186fcd06928b98c65711_JaffaCakes118.exe

  • Size

    847KB

  • MD5

    4153138038dc186fcd06928b98c65711

  • SHA1

    fc8cbc76740f9392b4a6e5afe5948b80f1db4b12

  • SHA256

    01e497d51a214d7797731e8e8d139a6bd9b916a48a03e58369fb5f17a6eeae58

  • SHA512

    85722c28206056e3321656fd36ed2f31c750ee34d090248fb3c58fbfcd1d9d6c63ed2460db3f84f7705e16e58f0532befa7947d68bd1d86db169915d0417b93d

  • SSDEEP

    24576:L+N8DZJjFtn9ARXazFZI7/CAcbGo4VGG/jf7lZiE3h:CKrpB9aqz/m/wGo4VvrT

Malware Config

Extracted

Family

mercurialgrabber

C2

https://canary.discord.com/api/webhooks/895315179913506846/STYRG4qBz1rwgpgGv-7R9X23l5u2O51IT3n2KCmetw8D3lBRIjy8wj8Pa-Rf0p_PoW7C

Signatures

  • Mercurial Grabber Stealer

    Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4153138038dc186fcd06928b98c65711_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4153138038dc186fcd06928b98c65711_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:612
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Pafqgbwvxj.vbs"
      2⤵
        PID:2152
      • C:\Users\Admin\AppData\Local\Temp\Nvbv.exe
        "C:\Users\Admin\AppData\Local\Temp\Nvbv.exe"
        2⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Checks SCSI registry key(s)
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies system certificate store
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2456
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 2456 -s 1852
          3⤵
            PID:2124
        • C:\Users\Admin\AppData\Local\Temp\Ywproz.exe
          "C:\Users\Admin\AppData\Local\Temp\Ywproz.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2468
          • C:\Windows\System32\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Iadywdc.vbs"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2252
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Google\Chrome.exe'
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2676
          • C:\Users\Admin\AppData\Local\Temp\Ywproz.exe
            C:\Users\Admin\AppData\Local\Temp\Ywproz.exe
            3⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of AdjustPrivilegeToken
            PID:2164

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        68KB

        MD5

        29f65ba8e88c063813cc50a4ea544e93

        SHA1

        05a7040d5c127e68c25d81cc51271ffb8bef3568

        SHA256

        1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

        SHA512

        e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

        Filesize

        344B

        MD5

        f6bc5516a29a9dd7879744c3ca8d374c

        SHA1

        d701d0c7eb35c0273c853403d1b77bf8f8230871

        SHA256

        bb16f940e7984d306ad58ce3c5999614ba839fcb6e07d24eadd15c04b5e7b426

        SHA512

        bbcfa4d0e29583faa06488eac9c4d7eda1e1af16002905cddb92939ddeae5c824584aea53976515e32ac8c465dead8caa50132af21879d4aba113fc8a2e2f207

      • C:\Users\Admin\AppData\Local\Temp\Cab8CC7.tmp

        Filesize

        65KB

        MD5

        ac05d27423a85adc1622c714f2cb6184

        SHA1

        b0fe2b1abddb97837ea0195be70ab2ff14d43198

        SHA256

        c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

        SHA512

        6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

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

        Filesize

        41KB

        MD5

        56f8d6aeb8c9b64f2023a1e0a6fb89c0

        SHA1

        bb67276f373567137c7b6913f99019369bfc8bc6

        SHA256

        ae330dbabbfd4ee517e3cdfc0247cdd594368e7ddf4f5d31d9d75a46d2aa0813

        SHA512

        42fd48cb8a09322438ffd8a12c7cbe2e2668a271d1a5f36d21abdca70bd07f30d0898299310c4cb916ba08c8e4d185f42d24e589f3ac00de014502a3c803728a

      • C:\Users\Admin\AppData\Local\Temp\Pafqgbwvxj.vbs

        Filesize

        386B

        MD5

        3f6930f09245e83e2ac7a2f311fe2865

        SHA1

        eb0e650b93df8d3f3e8f7957471a9f79cdf518dd

        SHA256

        33942d1f649815f73fa6a169bbbfd89f8927709dd4155247b5bc687473c4df20

        SHA512

        d74895b992405e05387f6867a48dc9bbb95d4a588a28dbede12ef3a760c3c6fc712195e715a556a05dccc6630b551a50b421e9104ba33417fee94e5b084bdbc0

      • C:\Users\Admin\AppData\Local\Temp\Tar8EC1.tmp

        Filesize

        177KB

        MD5

        435a9ac180383f9fa094131b173a2f7b

        SHA1

        76944ea657a9db94f9a4bef38f88c46ed4166983

        SHA256

        67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

        SHA512

        1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

      • C:\Users\Admin\AppData\Local\Temp\_Iadywdc.vbs

        Filesize

        181B

        MD5

        7bc7186509a27236d34b7fc21fb41d13

        SHA1

        510482cb13d8b13213ae98423827b4ba03a8f82a

        SHA256

        7f356e00d9d0901c6909b37456cc9842b0dc999d68dc27bbab4478699d7a0609

        SHA512

        5f3f5a3cf25fbfe4d1b75aee6c8fe8a9f2f7e628fb34f437859a9c0df5538efc62e2f96221225ab0b402f83e50c8720b6ea7534149aeab064553e06645da025e

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

        Filesize

        1.2MB

        MD5

        0fc1c56eab1b44a7c26e145cfed38530

        SHA1

        328aa71a40602486688713a33d2d79c4c18dfcfa

        SHA256

        f5cba6d250204430a6db9b931d64bc2a141ec3de7ac6abdbc4d4d42d66234acf

        SHA512

        2436a20476ca80c7205b23612ca4b23148b019a806737a4f5df03a2c3eff841521e3a8173f3ffee950bddb6d8517985f9b94c973d069f09a4402386ac3bdba51

      • memory/612-1-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/612-2-0x000000001B120000-0x000000001B1A0000-memory.dmp

        Filesize

        512KB

      • memory/612-0-0x0000000001180000-0x000000000125A000-memory.dmp

        Filesize

        872KB

      • memory/612-21-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2164-180-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-168-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-162-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-160-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-574-0x00000000025B0000-0x00000000025FC000-memory.dmp

        Filesize

        304KB

      • memory/2164-578-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2164-158-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-573-0x0000000002560000-0x00000000025B4000-memory.dmp

        Filesize

        336KB

      • memory/2164-579-0x000000001BE50000-0x000000001BED0000-memory.dmp

        Filesize

        512KB

      • memory/2164-572-0x0000000000870000-0x000000000087C000-memory.dmp

        Filesize

        48KB

      • memory/2164-101-0x0000000140000000-0x0000000140086000-memory.dmp

        Filesize

        536KB

      • memory/2164-102-0x0000000140000000-0x0000000140086000-memory.dmp

        Filesize

        536KB

      • memory/2164-104-0x0000000140000000-0x0000000140086000-memory.dmp

        Filesize

        536KB

      • memory/2164-108-0x000007FFFFFD3000-0x000007FFFFFD4000-memory.dmp

        Filesize

        4KB

      • memory/2164-109-0x0000000140000000-0x0000000140086000-memory.dmp

        Filesize

        536KB

      • memory/2164-571-0x0000000000EC0000-0x0000000000F12000-memory.dmp

        Filesize

        328KB

      • memory/2164-164-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-178-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-176-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-174-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-172-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-170-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-120-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2164-156-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-166-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-124-0x000000001BE50000-0x000000001BED0000-memory.dmp

        Filesize

        512KB

      • memory/2164-123-0x0000000000E30000-0x0000000000EB8000-memory.dmp

        Filesize

        544KB

      • memory/2164-125-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-128-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-126-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-130-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-132-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-134-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-136-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-138-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-140-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-142-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-144-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-146-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-148-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-150-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-152-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2164-154-0x0000000000E30000-0x0000000000EB5000-memory.dmp

        Filesize

        532KB

      • memory/2456-23-0x000000001AEF0000-0x000000001AF70000-memory.dmp

        Filesize

        512KB

      • memory/2456-92-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2456-18-0x0000000000180000-0x0000000000190000-memory.dmp

        Filesize

        64KB

      • memory/2456-22-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2468-91-0x000000001BA90000-0x000000001BB52000-memory.dmp

        Filesize

        776KB

      • memory/2468-113-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2468-19-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2468-20-0x0000000000F20000-0x000000000104E000-memory.dmp

        Filesize

        1.2MB

      • memory/2468-90-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp

        Filesize

        9.9MB

      • memory/2468-98-0x000000001BBA0000-0x000000001BC20000-memory.dmp

        Filesize

        512KB

      • memory/2468-99-0x000000001BF70000-0x000000001BFF0000-memory.dmp

        Filesize

        512KB

      • memory/2676-118-0x000007FEEE6E0000-0x000007FEEF07D000-memory.dmp

        Filesize

        9.6MB

      • memory/2676-114-0x000000001B320000-0x000000001B602000-memory.dmp

        Filesize

        2.9MB

      • memory/2676-115-0x0000000002310000-0x0000000002318000-memory.dmp

        Filesize

        32KB

      • memory/2676-116-0x000007FEEE6E0000-0x000007FEEF07D000-memory.dmp

        Filesize

        9.6MB

      • memory/2676-117-0x00000000028A0000-0x0000000002920000-memory.dmp

        Filesize

        512KB

      • memory/2676-122-0x000007FEEE6E0000-0x000007FEEF07D000-memory.dmp

        Filesize

        9.6MB

      • memory/2676-119-0x00000000028A0000-0x0000000002920000-memory.dmp

        Filesize

        512KB

      • memory/2676-121-0x00000000028A0000-0x0000000002920000-memory.dmp

        Filesize

        512KB