Analysis
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max time kernel
129s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13/06/2024, 06:35
Static task
static1
Behavioral task
behavioral1
Sample
a43b31b88f9b8a6b2a31a0272f28de46_JaffaCakes118.html
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a43b31b88f9b8a6b2a31a0272f28de46_JaffaCakes118.html
Resource
win10v2004-20240508-en
General
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Target
a43b31b88f9b8a6b2a31a0272f28de46_JaffaCakes118.html
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Size
159KB
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MD5
a43b31b88f9b8a6b2a31a0272f28de46
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SHA1
fc11def2e5c63690a599efda8df7db31a69ce714
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SHA256
67ead114399648a62cd128e4f8f75ebf68c0104f4a9e9b6397078938eec23043
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SHA512
6cfb34fce6a410dc8f1376a545eb70781937f2e0fbc7ed9dcda5a26bc3be4a2533319787dc89ac096567f511a378b7e9d081e9f51b6ff25ed57b4f7b8b624c0c
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SSDEEP
1536:i7RTcACSIgZn9Ma/6yLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3p:iV3/pR/6yfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2236 svchost.exe 2324 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
pid Process 2504 IEXPLORE.EXE 2236 svchost.exe -
resource yara_rule behavioral1/files/0x0034000000004ed7-476.dat upx behavioral1/memory/2236-483-0x0000000000230000-0x000000000023F000-memory.dmp upx behavioral1/memory/2236-482-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2324-489-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2324-493-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxEB87.tmp svchost.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe svchost.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe svchost.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{218E0F01-294F-11EF-8A7C-66DD11CD6629} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424422399" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2324 DesktopLayer.exe 2324 DesktopLayer.exe 2324 DesktopLayer.exe 2324 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1912 iexplore.exe 1912 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1912 iexplore.exe 1912 iexplore.exe 2504 IEXPLORE.EXE 2504 IEXPLORE.EXE 2504 IEXPLORE.EXE 2504 IEXPLORE.EXE 1912 iexplore.exe 1912 iexplore.exe 2868 IEXPLORE.EXE 2868 IEXPLORE.EXE 2868 IEXPLORE.EXE 2868 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1912 wrote to memory of 2504 1912 iexplore.exe 28 PID 1912 wrote to memory of 2504 1912 iexplore.exe 28 PID 1912 wrote to memory of 2504 1912 iexplore.exe 28 PID 1912 wrote to memory of 2504 1912 iexplore.exe 28 PID 2504 wrote to memory of 2236 2504 IEXPLORE.EXE 34 PID 2504 wrote to memory of 2236 2504 IEXPLORE.EXE 34 PID 2504 wrote to memory of 2236 2504 IEXPLORE.EXE 34 PID 2504 wrote to memory of 2236 2504 IEXPLORE.EXE 34 PID 2236 wrote to memory of 2324 2236 svchost.exe 35 PID 2236 wrote to memory of 2324 2236 svchost.exe 35 PID 2236 wrote to memory of 2324 2236 svchost.exe 35 PID 2236 wrote to memory of 2324 2236 svchost.exe 35 PID 2324 wrote to memory of 1500 2324 DesktopLayer.exe 36 PID 2324 wrote to memory of 1500 2324 DesktopLayer.exe 36 PID 2324 wrote to memory of 1500 2324 DesktopLayer.exe 36 PID 2324 wrote to memory of 1500 2324 DesktopLayer.exe 36 PID 1912 wrote to memory of 2868 1912 iexplore.exe 37 PID 1912 wrote to memory of 2868 1912 iexplore.exe 37 PID 1912 wrote to memory of 2868 1912 iexplore.exe 37 PID 1912 wrote to memory of 2868 1912 iexplore.exe 37
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a43b31b88f9b8a6b2a31a0272f28de46_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1912 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:1500
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1912 CREDAT:209939 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2868
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5741e8550eb05e9aef2cde1916166c2b4
SHA1652620682bdd2141d6979d272aa7a15b3ad76b1b
SHA256fb90d76a563c9db237f21ea2bffb19243617f1f96d01bf71bc741873da039dd6
SHA512a389015bbd5cfd49bdfdf0d7f488c9ee3610ae1ac4b2e306baf47db8b4f75d9511752019051e8bd7c36ca8abc9657ddd6d4bb4a9d0776b521bd5aac5cc5766ed
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5258bf48b7eea419d0a4a2ebd5ca4b622
SHA1e5ed04f8466f32c2d4d5641a817d36458a8a2b99
SHA25695045da89f0a1d54ee2678b4d9bb3aff5e4631ef18ff39f60c8b46a3a5e19065
SHA512ed56dfe1178d183b768d625bc5f102f454c7d1d89b6b90e4ac4fb0b64001232bd22389a6da162a9c919cfd35cb3bcdae814474f15ed92e15bb81f462628d010d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD50835292a55c86609258b7a5530233280
SHA11cf25fad8b9867744e0308fb14cdb5a6105ad236
SHA256c02e92d9d92750df3149858c28ba91d95c13d9e02a9f1a3dc56d5e31ee761276
SHA51210cfe1d7f6ff7b73d15fb1e09e3203b9d96df70852135bda3fa4aae2c98177372a7f33d395eebcad35156eaee77448fd898381010813a89ec6a43f079f3f348d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5649821a1513c9a89dea72c19e9e010eb
SHA1b572cb85502d734e62332abcf553787081964f55
SHA256659e36f2fb54693640639045e591b4f29ed67efdc368c5030e2fe7073028f284
SHA5123ae18d9a4e1defc0ce83adf74ddbc096dd1eb529cab71ab0353937ce9c321a4edc1fa0dd1fc2ad062953bffb7456f7ff7d5004947106a47d34640c6637bec93b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5153f6d1e735b55aaf448ddecbd40b0bc
SHA1037ce43dbb238437af894b0d6a899929e27ab321
SHA256c5cef8267fd868ebf9e74cfb5c7d8b6f674d71414ec116b2f190470fb1a3d0ba
SHA5120e34bac7607025aeb8ce6053614723061ed0304b922f52661cf4a4b622e038d57af9721903d7ccecdccc7fae75c31598677b7e83332120503134a5ed0e786864
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD53060f8a3d043a9bbfc6b7e145c2d24ac
SHA1093f2780d829ae8f6857645c36cb314655ef228b
SHA256367c8e2503c4c2d98af1372a90834861b6e6edf16bb41ab907fb7a3209313142
SHA512d3f20ef4416b717ae22bd8e1915ee1cb2fc3fdebf96efe2c2d98e88fe0150c6480a0d10fc1671ff348754cdd020f07aa4e680d469d7116d12bc34189ece27c2c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5abdca51bc5b70b67760e79b5660f1886
SHA1ed32e273a6869262cb6382d0c55c084e40dfeb80
SHA256916ef04ba7c9613fc87c18315a6a17521260803087418fc01c01737cf6ccee88
SHA51257b2b68584cd9c6cb38845626234fb712eb457f94c460fea913380acca8ac601c6a8b3764c8dada5e7961e4220678a37a5e0f4a774a0e62b7270727d618f77a2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD51abbb837e64567d15cce7ea887afec99
SHA1c8011d0c0a4bcf7126d84dfd86fd1fe6eab3e534
SHA25689af886bfa6c538da671cad14c312253db854b3d9226a538d83f792532023271
SHA51277fe9563cf83aba9f72b4a42bc80a8202e6cf5754be0c882025a5034b5fe038a7f42d8bbe4210fdf7bebbbcf1c7ed9e8ed85905e80fc60fd04d1a6782f839ede
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD58a9084918bec1dcaaff40cafd0165cef
SHA15f8024e51a225b97138769642498e8fa968279e9
SHA256c76b4288bdb5dd4cbc981457dd41cab147e3456e40aab282d703cbd08e1f6926
SHA5122514708334326525beba5c28e8810960594c6ec04fdf8d4fe920b41663e0b3ae2f849b8035b6687563d696bbafe2fd749930f074bdfc9df3e1990384deb5480e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5ef011a49a6668f17052b2d7ac680d62f
SHA191d6947d919bb03d9a90ec4cd16de225dd87f7d1
SHA2564eeeda9ca0cb7653fa2b69c3499e8467da0fbefc0e3e23d017d6f6ecf42f954f
SHA51273e9e21af5d49a3c98485e92d0877799d4f4de9d5d6459ae0db03060389fbec1e99e6fd9781bd5bd8201c16df718c2292447b1410b2d5063c3af5844e1e07c45
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a