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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    04/05/2024, 04:01

General

  • Target

    116ec1b12439d8bbd2a4220e8a0c034a_JaffaCakes118.exe

  • Size

    242KB

  • MD5

    116ec1b12439d8bbd2a4220e8a0c034a

  • SHA1

    b9acb1845b16752bfca051cd4f9ddb2487c7493d

  • SHA256

    1cc6193073a75d7ab69bc94ba2265ebaf3ee0e4780684acd242bb4eea298be6f

  • SHA512

    e33587be241640a30f0cb060a0d55bc140a63ce9d5eefb9c21dfc1f894ee73b4f727ba7d6d8bc2aac095ea6b8357c2118cd4a5bff1ba6d88c4fe94a53d95b6b0

  • SSDEEP

    6144:39ka8sKwB/q/4JZmFUq59nT4drJrLOgRHLslh2PA73:3KsRFq/uZmCq59TkVrLRrsr2PA73

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • 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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • 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
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\116ec1b12439d8bbd2a4220e8a0c034a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\116ec1b12439d8bbd2a4220e8a0c034a_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\116ec1b12439d8bbd2a4220e8a0c034a_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\116ec1b12439d8bbd2a4220e8a0c034a_JaffaCakes118.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\3870112724rsegmnoittet-es.exe
        "C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\3870112724rsegmnoittet-es.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2624
        • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\3870112724rsegmnoittet-es.exe
          "C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\3870112724rsegmnoittet-es.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2596
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\SysWOW64\svchost.exe -k netsvcs
            5⤵
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2468
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\SysWOW64\svchost.exe -k netsvcs
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:380
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\upd3934cdb3.bat"
        3⤵
        • Deletes itself
        PID:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\Temp\Tar7038.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\upd3934cdb3.bat

    Filesize

    277B

    MD5

    d0a6c7b5246e6f8359ece3b0998d31da

    SHA1

    8ac99d8d60e59c381b843746d56c63c91a020283

    SHA256

    314ba9bc1ed27af7a1044da4bff73cd57485d73709e816f485eaf3a7a548d348

    SHA512

    b11a9c7204a5c3d002c3638c5ff0de995190f6ffac5eebcfa4f6a2eb5198d28ae881c54cc0eb243fe41610d9e4f7699de8f485a8156a7f6b00efc6d43b091e56

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\3870112724rsegmnoittet-es.exe

    Filesize

    242KB

    MD5

    116ec1b12439d8bbd2a4220e8a0c034a

    SHA1

    b9acb1845b16752bfca051cd4f9ddb2487c7493d

    SHA256

    1cc6193073a75d7ab69bc94ba2265ebaf3ee0e4780684acd242bb4eea298be6f

    SHA512

    e33587be241640a30f0cb060a0d55bc140a63ce9d5eefb9c21dfc1f894ee73b4f727ba7d6d8bc2aac095ea6b8357c2118cd4a5bff1ba6d88c4fe94a53d95b6b0

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.tmp

    Filesize

    3KB

    MD5

    70a7c732523cae20be715c92be55f210

    SHA1

    ec922dc13633f66a028a9c773f700a1ac1a470b1

    SHA256

    b3f5fb1756b594be47b879afe4335562a87298af7dcda7ba466086aea572796a

    SHA512

    66ff3f9e59ee041e55a865947b66d78238fcb10111b0deeb15436a4740d36bb8680e667fa2583d4917825154c1a73f9c17bdada4369dea21479c2854ca85dcde

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    2KB

    MD5

    c9b59fd755632596583d3fc9ffde7626

    SHA1

    516f5240daa98cd246182126c76a220e1917b212

    SHA256

    adbed3bfcf725224ace880619f63eabfa92bbe45842fe83c7ae7761aea443356

    SHA512

    5aa7b3f82a2be72ebb06ff05f1adb13196a4cc3c4e6ee3fbbcf26839cebfe89023a15863dd8f6cfdbc5f164356d29f671132d171f75b4cc0bc08d3e0d8748f65

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    539B

    MD5

    17262d6f8d01a6574a5881e22d381295

    SHA1

    534dff8b825588a4b3549ad4a662ae42b7bd30f3

    SHA256

    864f625b5211d12e04fa3dd77c7a1ec7a7c7b14e869d9f5f833bde2abf8d31b1

    SHA512

    396610feaa30f69b1b02ff32cecb70f4453c9dfc8535ca2f2190f151eb2b2b353068a67609ae3d1d98986edf05ba94e3f356c0c86980c1307af4f7b7d5b24eeb

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    1KB

    MD5

    075896a4740de286f68433bbbaa8d3ad

    SHA1

    685ea12c6f8c0e80e1cd57c843ab1daa540742e9

    SHA256

    171f14289e4dab53aa5ad99739ab63aebba4e3b492f2d4d9470dfa62a7fa848f

    SHA512

    cf796483dadb675751df4bf794d52923c5e95670f946d69f54366dffb68b72394cafac0fdbff7651959dfe920efd2ca6b5163bfa7435f3c9490ea06b471a0324

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    733B

    MD5

    e9f31ce917ae14bf77a7a193b2f7cbcb

    SHA1

    54c1e27407b650d9b33b11e17a4b04ea5569636b

    SHA256

    7c27aa0676859995748e3e23d579a9b120b2179e0690ad5745d3896137d92150

    SHA512

    25e0129db632c6cbf5884c46ab08512a84dd5abb258a9cfb5b74583119b216b3d7e33302edc613e6e7ae06fb795c4b91f56303e9fb0ac90b333cd02d04ec6c32

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    1KB

    MD5

    78066e988186d128cfad945e02fedfc5

    SHA1

    34ff06f0512b9ed462ba08a106c11b464e302bef

    SHA256

    dfc5b484b2846daef6d769c5e2b4a1f45ea2dea4739d2f875cfec37fae78162b

    SHA512

    95e75415c3735dc887cac217c163ee3d51c8566c6e38c5a0f5aa0e3e5cc3b907024669307bb8f8b34bb2636707116d9c5268ceb907855ff9e5970d92e1a060d3

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    3KB

    MD5

    009297628478b5a7d3a971d2864d7b7f

    SHA1

    1c1ffbc06342ef54a7ee932a10cf55cd896c7445

    SHA256

    01cbca8f22e8053d9f3b8ce5d36c6421ae8170f99f78e02a293c09deb061ed9d

    SHA512

    3587eb159fb38944ad53ffa6cec744ae30b5eb8d311321dcc9172e5a03ee00c92ecad02f17d5d4c8dd347178f5862a48edcbd00c89fabc357a88b616a7b63d23

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    3KB

    MD5

    db86411c758b22bd45434f901225d893

    SHA1

    c0f1c9448812408a055b7c14396ee91d99043910

    SHA256

    495409920db3ff29e6f75a2d5f07188746ce1421c49f3a30e339d8bfec3483f1

    SHA512

    f9f0e476ba50e9b06511d9c5d32f0a217eb361ff69cb09a30185029a33dc3ec1bccb031890dedf5ca854ca48eeeb38c2f2661ca80d843bd57f366ee168631b39

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    3KB

    MD5

    45b0653ec1cefb741b73627d6c3bf7a9

    SHA1

    56e9226fe79d2cc7c658a33814e98681edb51fb6

    SHA256

    46b987c72441cb10a858a48ea02ac63fd8dd6a204513b3f7ed939efd8e6aa429

    SHA512

    d0ccdf29c9cce11511648a3b1e1fbe4c90321536495c658292c8a8495e2ca0964930b9dd77ccd4336794735419370a265b2200158d0a1e909db63df7b19a971f

  • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\content-prefs.yze

    Filesize

    4KB

    MD5

    d82d9c3176b4b684a55fd28269cea3b5

    SHA1

    921ca0601d43cb569cf6552b64ebba1c7083e81b

    SHA256

    80e7df938628d7a167f810ad3f434926e23b8b72ded0654742e7ac2429ef9ed3

    SHA512

    9b52d183cf68c0140253307cda653cb01a18586a9513444cbbe00beeb01d1d2eafcde1fb9427c9c9fed415e5337a5554c9a4c9857543d5c75f844016e5a72a57

  • memory/380-152-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/380-298-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2256-50-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-2-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2256-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-14-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2256-4-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2468-63-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-53-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-243-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-84-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-82-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-80-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-78-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-76-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-74-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-72-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-70-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-68-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-66-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-51-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-65-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2468-46-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2468-61-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-59-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-57-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-55-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2468-47-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2468-49-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2468-48-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2468-297-0x0000000000080000-0x00000000000A4000-memory.dmp

    Filesize

    144KB

  • memory/2596-44-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2596-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB