Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 20:21

General

  • Target

    fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe

  • Size

    651KB

  • MD5

    fcfa1e11c1e25a64ff7fa78402c13f39

  • SHA1

    320c8c3c2e65423d2c82b1695759a041eb432539

  • SHA256

    455666bc6e15b63555e1a90919f0e31c0e1ddf32785bc1d71c42792ad5e5324e

  • SHA512

    94132943d5ad6f12b1fee9b678846aa0d84155ac4009f7db1c4fb2963b2ed404ec0dcaf542180da3d9230ce2c90c1627c4164d230c5c4cb29c8d66314149d09d

  • 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 37 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:336
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:844
  • C:\Users\Admin\AppData\Local\Temp\fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Local\Temp\fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe
      fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2508
      • 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:2336
        • C:\Users\Admin\ciohu.exe
          "C:\Users\Admin\ciohu.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:2844
        • 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:2760
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2892
      • 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:2884
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2712
      • 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:3040
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:3024
      • 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:3068
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2708
      • 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:1776
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2564
      • 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:1016
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del fcfa1e11c1e25a64ff7fa78402c13f39_JaffaCakes118.exe
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        PID:1788
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1436
  • C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe -Embedding
    1⤵
      PID:2312

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2KB

      MD5

      bbf668a9aadbb1d853f7de18dc5b2e7a

      SHA1

      235cf19a67c1b172a5f44429334f2b06bbaea708

      SHA256

      cafa6b1cdbce0c1fafd0c47e1f03548ccb3177d5a914f7240d65066b1dac59f2

      SHA512

      58dba1cca9044a25dabead666bf3b67106671d053921b05983e36e1413db4d03598b2fbf5b69c9a04daf884bf6af77660537c2b9c1862ff89f0a34213516679f

    • \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\ciohu.exe

      Filesize

      288KB

      MD5

      4d233341c3d31a905340da0fc267877d

      SHA1

      ef2473540410a2d4cce8b0701e24a1fd01841da9

      SHA256

      a50a7e62c846b873e36b0ae4ca121793ad27a0aa8456ebcf909954aea7a4c296

      SHA512

      89f3775ab3534f03a925fed7c0f42524ca825d7add97a6ab7de5e6401e9ee5f38dc37a89320c198161e3997b7b0e510dc825d4e3c0d3550e7c75626e126dfbcf

    • \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

    • \Windows\System32\consrv.dll

      Filesize

      53KB

      MD5

      63e99b675a1337db6d8430195ea3efd2

      SHA1

      1baead2bf8f433dc82f9b2c03fd65ce697a92155

      SHA256

      6616179477849205eb4075b75a042056d196f45d67f78929dbb3317a35ccbea9

      SHA512

      f5b986eafa38dbc9ad7759784ac887ecbb9c8d8009a3f33e91b9c9ceeaf043ed3e4ddab8e6b6b77e54aed9fcecab02442c8ff253f2136ea06996d05ddd68199f

    • memory/1776-129-0x00000000020E0000-0x0000000002125000-memory.dmp

      Filesize

      276KB

    • memory/1776-153-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2292-9-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB

    • memory/2336-43-0x0000000003610000-0x00000000040CA000-memory.dmp

      Filesize

      10.7MB

    • memory/2508-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2508-188-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-11-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-3-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-12-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-14-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-126-0x0000000002670000-0x00000000026D4000-memory.dmp

      Filesize

      400KB

    • memory/2508-128-0x0000000002670000-0x00000000026D4000-memory.dmp

      Filesize

      400KB

    • memory/2508-8-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-78-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-2-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2508-0-0x0000000000400000-0x0000000000507000-memory.dmp

      Filesize

      1.0MB

    • memory/2708-104-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-118-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-119-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-117-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-106-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-108-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2708-112-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/2712-52-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-69-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-66-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-62-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-59-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-56-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2712-54-0x0000000000400000-0x0000000000437000-memory.dmp

      Filesize

      220KB

    • memory/2884-67-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3024-93-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-82-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-84-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-80-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-88-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-94-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-165-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3024-95-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3040-89-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3068-113-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB