Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2024 13:13

General

  • Target

    1ca7a86d670b20eff76f23edb47d95a4_JaffaCakes118.exe

  • Size

    338KB

  • MD5

    1ca7a86d670b20eff76f23edb47d95a4

  • SHA1

    0a1cafcc14ef969d4766843c8e0d6b9b12745f9c

  • SHA256

    dfa9b0480ef434ec912d51ae47f0d6abd8647fd072c24989e3f3b293bc3af2f2

  • SHA512

    32821a63c0e2d82332daff2a347f4970d6cbcc5afe530c19faf38e40691718e7e5d7c3d85615462f111268c35d7d3f415e8e7ab3e58e37558a73ccac60ece65c

  • SSDEEP

    6144:BkxgrJ+ZdARvSJ4AwFoJOWavgRJR1aRXbVf42pjZSkwMVAJ07UHJGZUdK0mQ28fw:TJ+ZdswkvvYRkRJZp8fOAW7UHOU00D9o

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Checks for common network interception software 1 TTPs

    Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
  • ModiLoader Second Stage 60 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ca7a86d670b20eff76f23edb47d95a4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1ca7a86d670b20eff76f23edb47d95a4_JaffaCakes118.exe"
    1⤵
      PID:1440
    • C:\Windows\system32\mshta.exe
      "C:\Windows\system32\mshta.exe" javascript:bb1RuS9p="uU";ic57=new%20ActiveXObject("WScript.Shell");SI1ZTMcn7="j";XYV0B5=ic57.RegRead("HKCU\\software\\Rm2JA54Nv\\Da31kFKvUj");dT4Ze="o";eval(XYV0B5);FnAt2QtN="a";
      1⤵
      • Process spawned unexpected child process
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:ribovmh
        2⤵
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2528
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32.exe
          3⤵
          • Looks for VirtualBox Guest Additions in registry
          • Looks for VirtualBox drivers on disk
          • Looks for VMWare Tools registry key
          • Checks BIOS information in registry
          • Deletes itself
          • Adds Run key to start application
          • Maps connected drives based on registry
          • Suspicious use of SetThreadContext
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1052
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\SysWOW64\regsvr32.exe"
            4⤵
              PID:1820

      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\Local\26ada5\38e275.bat

        Filesize

        68B

        MD5

        04ffd58884ec8e97a87df5da3b5b4a57

        SHA1

        fe18c05de80d70dc2c720cbbf9ab1fc7362ebb69

        SHA256

        fded370dd0956b9099efbb98735cb274376ee308900d1f87505660a547be9568

        SHA512

        7166f0c692171087d00e294d6cc288d9e943157ba6171242984cd9985592c69e78c297961a687e93800b5d509da0cf51f18e4e77ec153da0e6903c8edde28a65

      • C:\Users\Admin\AppData\Local\26ada5\82963c.8aa1d52

        Filesize

        12KB

        MD5

        234840cbcfa7875b3bc59329695465d1

        SHA1

        c770ed18fa2789cb9b2e2fb6c3a175a7310429a4

        SHA256

        7dd7ceb5abce8131128ba68c2a9aaae4fa4c2f98aa65d0d2feaa161cac064215

        SHA512

        73c324e2bbb16311848fd30ad7ed19042639a44c8509c40ab723f74d6ec81bfd68436423421e2a960e82e8aa3645ffddce9ff878ad1e6c21df47b675ad7b3eb6

      • C:\Users\Admin\AppData\Local\Temp\Tar9A9.tmp

        Filesize

        177KB

        MD5

        435a9ac180383f9fa094131b173a2f7b

        SHA1

        76944ea657a9db94f9a4bef38f88c46ed4166983

        SHA256

        67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

        SHA512

        1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

      • memory/1052-39-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-35-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-21-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-26-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-29-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-22-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-23-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-25-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-17-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-28-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-20-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-24-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-27-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-30-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-37-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-54-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-53-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-52-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-51-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-50-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-49-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-48-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-43-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-42-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-31-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-32-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-33-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-34-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-36-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-40-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-41-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1052-38-0x0000000000250000-0x000000000039A000-memory.dmp

        Filesize

        1.3MB

      • memory/1440-0-0x0000000000455000-0x0000000000457000-memory.dmp

        Filesize

        8KB

      • memory/1440-2-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-5-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-4-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-7-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-8-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-9-0x0000000001DE0000-0x0000000001EBC000-memory.dmp

        Filesize

        880KB

      • memory/1440-14-0x0000000000455000-0x0000000000457000-memory.dmp

        Filesize

        8KB

      • memory/1440-3-0x0000000000400000-0x000000000045D5E8-memory.dmp

        Filesize

        373KB

      • memory/1440-1-0x0000000000400000-0x000000000045D5E8-memory.dmp

        Filesize

        373KB

      • memory/1820-67-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-62-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-68-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-57-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-58-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-61-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-72-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-73-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-74-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-66-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-70-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-65-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-64-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-59-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-60-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-71-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-69-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/1820-63-0x0000000000180000-0x00000000002CA000-memory.dmp

        Filesize

        1.3MB

      • memory/2528-15-0x0000000004F90000-0x0000000004F91000-memory.dmp

        Filesize

        4KB

      • memory/2528-16-0x0000000005BD0000-0x0000000005CAC000-memory.dmp

        Filesize

        880KB

      • memory/2528-19-0x0000000005BD0000-0x0000000005CAC000-memory.dmp

        Filesize

        880KB