Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2024 00:52

General

  • Target

    ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe

  • Size

    651KB

  • MD5

    ca39502ea5ff04f687d90acda0de2221

  • SHA1

    df212838307e5fa625564b7518f14d201eb83a39

  • SHA256

    a440eea0dec517ba5e02240969ff1f18ff57837c8f15fc96f5220827524ffd2b

  • SHA512

    63cbc8751d186a54dbb54f2517662362eb03e494c94b5692aee8ac84889454c14ddbc3fdef2b393c95897501c54c19007cbdd51b1fb5734788c7a8f740e06463

  • SSDEEP

    12288:kpyZT1srCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1sjOD3SxcDDcNDqWYurL0

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Modiloader family
  • ModiLoader Second Stage 11 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 14 IoCs
  • Adds Run key to start application 2 TTPs 51 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • UPX packed file 21 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\csrss.exe
    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious use of UnmapMainImage
    PID:332
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:860
  • C:\Users\Admin\AppData\Local\Temp\ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe
      ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Users\Admin\dHY4IvP3.exe
        C:\Users\Admin\dHY4IvP3.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2108
        • C:\Users\Admin\yaeicef.exe
          "C:\Users\Admin\yaeicef.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2792
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2404
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2820
      • C:\Users\Admin\azhost.exe
        C:\Users\Admin\azhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2724
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:532
      • C:\Users\Admin\bzhost.exe
        C:\Users\Admin\bzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1392
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2592
      • C:\Users\Admin\czhost.exe
        C:\Users\Admin\czhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:304
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2344
      • C:\Users\Admin\dzhost.exe
        C:\Users\Admin\dzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1604
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2500
      • C:\Users\Admin\ezhost.exe
        C:\Users\Admin\ezhost.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1032
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del ca39502ea5ff04f687d90acda0de2221_JaffaCakes118.exe
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        PID:1028
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2976
  • C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe -Embedding
    1⤵
      PID:2728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\system32\consrv.dll

      Filesize

      53KB

      MD5

      63e99b675a1337db6d8430195ea3efd2

      SHA1

      1baead2bf8f433dc82f9b2c03fd65ce697a92155

      SHA256

      6616179477849205eb4075b75a042056d196f45d67f78929dbb3317a35ccbea9

      SHA512

      f5b986eafa38dbc9ad7759784ac887ecbb9c8d8009a3f33e91b9c9ceeaf043ed3e4ddab8e6b6b77e54aed9fcecab02442c8ff253f2136ea06996d05ddd68199f

    • \??\globalroot\systemroot\assembly\temp\@

      Filesize

      2KB

      MD5

      238eb7ebab5a6cec41ce8f2c69a5ddce

      SHA1

      e662d50d09d919f6d48301a539f032e465064048

      SHA256

      fff979d301401acf5ef4434a859dddb1d74e9c18ee3bc7a88db6c45992427bc0

      SHA512

      7b25bf201ced61bcf16dd41c1d9f5ec868ed83aca8e58c170a3520fc339aa46b12c1d7042a80da5413b02c52b7f2b28aec4de2820cd2490606de8252a9585874

    • \Users\Admin\azhost.exe

      Filesize

      248KB

      MD5

      27ef898ce7ec9c0b79a6996a0b419de1

      SHA1

      4e8aed756fbc6133af13028c33366d2eaa43f954

      SHA256

      f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

      SHA512

      5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

    • \Users\Admin\bzhost.exe

      Filesize

      138KB

      MD5

      4e22775699416e81275fea3266e14bba

      SHA1

      32cc2479a30abd1b40b3b7e959ac32317fa124fd

      SHA256

      95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

      SHA512

      34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

    • \Users\Admin\czhost.exe

      Filesize

      96KB

      MD5

      fb7e8882346223dfbad778b5a7f74f32

      SHA1

      8285032fbab2f9f52533657d46df457ab64d0e15

      SHA256

      6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

      SHA512

      31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

    • \Users\Admin\dHY4IvP3.exe

      Filesize

      288KB

      MD5

      e2a16fca33158332dbb3c66021fe8e3b

      SHA1

      9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

      SHA256

      17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

      SHA512

      6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

    • \Users\Admin\dzhost.exe

      Filesize

      221KB

      MD5

      5b414fb77d0dbec97ee529ec0bbcbeaf

      SHA1

      359cd24cd341f75eb46b99375824f6b649443f8e

      SHA256

      62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

      SHA512

      887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

    • \Users\Admin\ezhost.exe

      Filesize

      28KB

      MD5

      46ede15ce82c221c24bf81b2de1be7e8

      SHA1

      c332a5ec7aeb213c13449626156f6623351a4393

      SHA256

      a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

      SHA512

      517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

    • \Users\Admin\yaeicef.exe

      Filesize

      288KB

      MD5

      c729dae7eec21a4f1d6e33da20396966

      SHA1

      adcf995f61ace978425080d5761122dc8e3f7f4e

      SHA256

      4c642133a3c584c2784e55980079697395782922ae5a76d99144b6c25e9752f6

      SHA512

      d13e806ba151f9f0abd95cee929b1aaa9216762377364f3f8a39791449ed93ef0beda00b63ffee9894f3d9e8000dc02ee10f0a9b6f975f23c5169d8ba4bff08b

    • memory/304-115-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/532-56-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-59-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-68-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-62-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-54-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-52-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/532-66-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/1392-92-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1604-130-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/1604-131-0x00000000003A0000-0x00000000003E5000-memory.dmp

      Filesize

      276KB

    • memory/1604-155-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2024-78-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-189-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-3-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-14-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-13-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-15-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2024-127-0x0000000001C90000-0x0000000001CF4000-memory.dmp

      Filesize

      400KB

    • memory/2024-6-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-128-0x0000000001C90000-0x0000000001CF4000-memory.dmp

      Filesize

      400KB

    • memory/2024-2-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2024-0-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2324-10-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB

    • memory/2344-112-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-117-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-118-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-108-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-106-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-120-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2344-104-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2592-80-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-82-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-88-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-93-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-94-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-95-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2592-84-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2724-70-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB