Analysis
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max time kernel
127s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18/05/2024, 09:50
Static task
static1
Behavioral task
behavioral1
Sample
542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe
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Size
206KB
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MD5
542751e8e64d10ff82ff68c514486246
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SHA1
e376fa75c0597a0b877fcd547355fd0e2ecffb19
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SHA256
803a9fdb26c22ecd599f25f30e79c4914c75e45c2613718c4a25b16112222726
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SHA512
2b9a16d54459c8c673791ba9d8f83fd1ea23a70deda0179dcccc5da688cdc5a69a25d9f8fede72b7f16f945970e0e739a69fbf1a7f09211fb1701200d226f063
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SSDEEP
3072:nZo0jJJKIEK2aVgxr6ygjxy7vupGaHuIO6n6:2YFhZLVyLupNu/+
Malware Config
Signatures
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Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
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Locky (Osiris variant)
Variant of the Locky ransomware seen in the wild since early 2017.
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Deletes itself 1 IoCs
pid Process 2532 cmd.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\DesktopOSIRIS.bmp" 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Control Panel\Desktop\WallpaperStyle = "0" 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Control Panel\Desktop\TileWallpaper = "0" 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000112dd71d930ff24b8b2b71a2c228122b000000000200000000001066000000010000200000003a9373237a56aa30f45d1abccbea8f2ab420b9b462cd80fbb5e02d94318698d5000000000e8000000002000020000000d3a1f5b3899ea60b2416148b5ab000d5ab6afeffe9a14cfa2fbd903cc4adbf7a900000007bd459657f8caeb1d8a409375842855a6c477931be18c334a05f9c4830b3c3879290ef3d5ea38d54fb34531d842d472eb6becb86370fe2afe0ac5a80572231934b43cf7aa8aec8b924a6ba365bb2e01fc16250331bd4193f4851ee8702656461959ecbbd73cc164489aafac3d2c117c082d133181cb4f2261f39f952804391558ebb1a66789edd31965a403ddb74c8cb4000000082d290d79fcea9584a20dbc488b3d4174189eb7801dd125c90a178165c488d82fb70c48c28d1ffe71c2d330810f5410e489ed9b6a283452089fd5923a7cf38bb iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 0038be2a09a9da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{55D6CF71-14FC-11EF-8D50-4A4F109F65B0} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000112dd71d930ff24b8b2b71a2c228122b000000000200000000001066000000010000200000001182d6da5c4727cbe791f038eb4f6158c786c6aa166b624ca9e391004ec4090e000000000e8000000002000020000000e3381273041cb7e35587c903483800fad34257cce9e956d0f4d1d248a6d9f57a200000001a2324ee828497bb50ba30e5ad0393a834cf69e109e13a999a655dad666cb2f040000000778d4c24d74078e5533065c1c59be98f556fa74d93a3db878848ba9317ec7aca8d3e11fdaa88e38df9a075d2c370f19d8723318d832dc66ab5a98bf6303cabb0 iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1100 iexplore.exe 940 DllHost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1100 iexplore.exe 1100 iexplore.exe 2452 IEXPLORE.EXE 2452 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2228 wrote to memory of 1100 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 32 PID 2228 wrote to memory of 1100 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 32 PID 2228 wrote to memory of 1100 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 32 PID 2228 wrote to memory of 1100 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 32 PID 1100 wrote to memory of 2452 1100 iexplore.exe 34 PID 1100 wrote to memory of 2452 1100 iexplore.exe 34 PID 1100 wrote to memory of 2452 1100 iexplore.exe 34 PID 1100 wrote to memory of 2452 1100 iexplore.exe 34 PID 2228 wrote to memory of 2532 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 35 PID 2228 wrote to memory of 2532 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 35 PID 2228 wrote to memory of 2532 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 35 PID 2228 wrote to memory of 2532 2228 542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe"1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:2228 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\DesktopOSIRIS.htm2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1100 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2452
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\542751e8e64d10ff82ff68c514486246_JaffaCakes118.exe"2⤵
- Deletes itself
PID:2532
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}1⤵
- Suspicious use of FindShellTrayWindow
PID:940
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
8KB
MD50ea75aa883556b9f0d39e1ccb07cacdb
SHA10cad1c77131da838bcf7a828883c88d20d7d1452
SHA2563bd1298b6b35a2da4fdf875021eefb4d227b330e88b7226be8feb1e3b3c2a1c4
SHA5123a68ef241455db5d8c076ce92fe84d513de38707ac1d272109bbafa7794607a43dee4e3145a765b2946c4f55dae91f1f5446d479415ad613ad65fc8d6acb65c0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD566c7f6ce2099d000ca15ab4eb12d07f3
SHA1647d97440a92073c83760a26b4e8dbaf9c45d1c0
SHA256fda7821795335d49cc0430a7db2e41dcf63cfe12c00c468677be456a42889873
SHA5121f611e3bd8321f36c2ab0e0b8b8312d6f970dd227b0bf4e5937d6f2a39d92efda99802383f3d8adc94c0638aa1176dd515effac0ae0170c0cb90e9c137c46862
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e7a002b8d5532597ba0b7c6d92665b79
SHA1d916e917306e0f72afcf9912e2ad68cffedd57e3
SHA256b9b7dc2f733acd3c044977044af59b7bf06dece060e07d9591be2c63e70bddae
SHA512b88502016e06d8c68403b2066a52dffbcbe384d9593a2fb804e012ddb2206da5626871642648a78f9f2f1b86be84a117b26e0d0e3c5f11891d489e947d863f1c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD51614cc3fcce62eab0040a333ab23e3fb
SHA1ad2160c605daf69b552c93c174aec7ee3114a848
SHA2565d9866aacf5ce56c536787b18460fe0d2707e57becbbc43f98e8bda68de26f35
SHA51286557924eaa6bdc33858cc339c7647ac83e11d9d7f3b190457c3847820b48287a1cf140d84f6cb5c84b98a44300029878edc7b84eca41247f0882c8abd2830d8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b0612c970251cf594559479633142fc7
SHA17ebd8e9b33f6f5e5469b1c2b4f7720870032ace8
SHA2566fbeed4b3abf7349d662dd3b1072e3b13b25fd762bfcf52abc543b9a855606ba
SHA512411670ee91ad400b899c5400e52b58663f4a0fd871dcc48cb704280e8f252033e2787e2bd1641e3b76867f266656ae8c150841cdc1ceda4ea0fe1d88fc63a049
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5f99f1a58be3679636ec94c6cd6734d14
SHA1eddb37cba3339be2cbe48d13e27839c6f4566d1c
SHA256440d9d464ec289b02889e9be6815760ceb516c18731d8fb5db140910b412330e
SHA51244b6d7f0f866b9c72faffc90d846cd6830083502941bd203368318cb2f5ee5ae8986b33e61602839d1c8673b1a3be26df524d4027bcf8a9c470ce976bfeab125
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e107d29bf564df426cc52352771cf168
SHA14ba35a3b856e0001abe487eafe6d5d1d531a20fa
SHA2563c9f8bbfddd2587fa432fa236cee2664967e6bb14385b2bdb978d1cb1e6a3802
SHA512dd82ef9e26ebe16327e3ba127b2beb3f3b66958e28fbdcd32fa028275780a7c268a8172ec2c7049399716165e803d0aadbd8912cd09d1892eba5aa31f76860ce
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c6073ada674b48c59f99778f8b010e70
SHA1f696adfe4113abe22944abf0bc0ef75e43d60bb4
SHA256a176e4020d53113af9f750f87f4823a0bc7e3ec0332105f7b570fa1b49b43a51
SHA512f19602f671620b886cbec5d7d63e51fe2b7314423f59a9e6ca9076375bb5408fc25ddbe32a9b85313a2ca68e5d58bf950691a8a1e7e97ba9c09140c0fe4d4585
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5dbb249275a3d1b616f751ee2f880b892
SHA1be3cfb481c59643be115cdaa54968532fb267b9f
SHA256af20fab9f84e567303e21d326d4c0e861f6982dedbbb128bb3b27acab7cd7096
SHA5124585bc9274935b7da29aab12fed05a2594d40d317a90e1567435b85da88e2a48c97346e1839bae5df9185623d596a230727dde409cab138084fd858f1ecb07e0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD598914e5b7a03a12bb567c147f8bb5cdc
SHA1a23be1bde642f77de8d72e22080a9e79ec8e974a
SHA256c18d7fc19564b91d20d5f0e3553ef50c1e96791cc73e73d5aef0e6881b001613
SHA5124070b50eeef3bd604935555de30801e4cb0994aa1a703165b14f6265d0b482c709008b0680cbcc31db779599ca49894a3e3816398238d2cff48c515e25e46443
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
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Filesize
3.1MB
MD5d5b460eae3d863f8a986b46c7368bc41
SHA16fdee1b8c040d4b472e5927bffa66bea252e1d8e
SHA256de1d8f68da71289f97bcc582ae648cecaf5c0c8f0995a0e890484e1c8a597694
SHA512a158effabaa4c0fe142aefa0e3bd44ed1a6bb2a81b20f454d83360dcd88a4a401f1f9b6fed2277c1f5bc5ab37a18a6509a388dcc0d860118c43ce34f3e7958e8