Analysis
- max time kernel
137s - max time network
140s - platform
windows7_x64 - resource
win7-20240419-en - resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system - submitted
30/05/2024, 15:52
Static task
static1
Behavioral task
behavioral1
Sample
84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html
Resource
win7-20240419-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html
Resource
win10v2004-20240508-en
6 signatures
150 seconds
General
- Target 84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html
- Size 124KB
- Sample240530-ta2jbaef98
- SHA256 0f62a3e7468f8f210ddc8a2d38c37fe3da876f308137fac92e289378b0c2c391
- MD5 84b4ff9ee94b605fc573f3b41a4888e2
- SHA1 afcb3a6b4cbaf985dafe3bb239ae22d012f0bde7
- SHA512 927c65c532dc088b087adc438fb9efaf92ef7057c55a6de1fab90b37095d97c1ef91226c7bc78706332637fbcf1a082bf3932aae0c2ac20ab437fbc0e25cf4c0
- SSDEEP 1536:ZXuYyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTOy9dGCW:ZXuYyfkMY+BES09JXAnyrZalI+YQ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2688 svchost.exe 2736 DesktopLayer.exe - Loads dropped DLL 2 IoCs
pid Process 3000 IEXPLORE.EXE 2688 svchost.exe -
resource yara_rule behavioral1/files/0x00060000000146a7-2.dat upx behavioral1/memory/2688-6-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2688-10-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2688-9-0x0000000000230000-0x000000000023F000-memory.dmp upx behavioral1/memory/2736-19-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2736-20-0x0000000000400000-0x000000000042E000-memory.dmp upx - Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxA6C.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 Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70de07a3a9b2da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{8EEE5451-1E9C-11EF-88AC-F2AB90EC9A26} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423246204" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d7c7e73b934388418857a0db8be9c1d100000000020000000000106600000001000020000000422e4bde34008bc2afc95d15ef4a1e556bf867e60616e72da9eb2f3bfecaaeaf000000000e800000000200002000000030df7180356039746a6829d14e2c28759b7674dfec60e9d5a1b65ad1297ec10a200000005d74cff4265052e1c3e9a9a286d5d5ff0f5f0f6f2473251ef987ed3ceb87f6064000000011bcfaa40c63d1ed77f41ab943f5048b0104e49a8152e83d91a91665967406c633ae8bfb3d81e424cf847efe4bd604b71c45dc7b121902cd6d48189e4c5e249c iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2736 DesktopLayer.exe 2736 DesktopLayer.exe 2736 DesktopLayer.exe 2736 DesktopLayer.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1008 iexplore.exe 1008 iexplore.exe - Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1008 iexplore.exe 1008 iexplore.exe 3000 IEXPLORE.EXE 3000 IEXPLORE.EXE 1008 iexplore.exe 1008 iexplore.exe 2520 IEXPLORE.EXE 2520 IEXPLORE.EXE 2520 IEXPLORE.EXE 2520 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1008 wrote to memory of 3000 1008 iexplore.exe 28 PID 1008 wrote to memory of 3000 1008 iexplore.exe 28 PID 1008 wrote to memory of 3000 1008 iexplore.exe 28 PID 1008 wrote to memory of 3000 1008 iexplore.exe 28 PID 3000 wrote to memory of 2688 3000 IEXPLORE.EXE 29 PID 3000 wrote to memory of 2688 3000 IEXPLORE.EXE 29 PID 3000 wrote to memory of 2688 3000 IEXPLORE.EXE 29 PID 3000 wrote to memory of 2688 3000 IEXPLORE.EXE 29 PID 2688 wrote to memory of 2736 2688 svchost.exe 30 PID 2688 wrote to memory of 2736 2688 svchost.exe 30 PID 2688 wrote to memory of 2736 2688 svchost.exe 30 PID 2688 wrote to memory of 2736 2688 svchost.exe 30 PID 2736 wrote to memory of 2684 2736 DesktopLayer.exe 31 PID 2736 wrote to memory of 2684 2736 DesktopLayer.exe 31 PID 2736 wrote to memory of 2684 2736 DesktopLayer.exe 31 PID 2736 wrote to memory of 2684 2736 DesktopLayer.exe 31 PID 1008 wrote to memory of 2520 1008 iexplore.exe 32 PID 1008 wrote to memory of 2520 1008 iexplore.exe 32 PID 1008 wrote to memory of 2520 1008 iexplore.exe 32 PID 1008 wrote to memory of 2520 1008 iexplore.exe 32
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\84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3000 -
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:2688 -
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:2736 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:2684
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:472069 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2520
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
- Size 70KB
- SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
- MD5 49aebf8cbd62d92ac215b2923fb1b9f5
- SHA1 1723be06719828dda65ad804298d0431f6aff976
- SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
- SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
- Size 342B
- SHA256 baee7590cf0d4274303cb6ae7f5911d9318e50afbc428817e5b6dc9189dfe810
- MD5 e85d8c5e6b765d94c763974c07430f55
- SHA1 6196f972c252e856b706a0fcbccf35cf4a3becac
- SHA512 0bf6c4f137d149aea71251b1efb8d9390352b8c0daecd255521918062051c617a1daf90152454f43d720b5a4d08e52a9bd42df92f2a1bf45aa06559afa3ebaea
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
- Size 342B
- SHA256 3ad8169c78f1068e3dc6c2a37e7bf5fe0362c7d92e9ab403dbeb6500e107fc44
- MD5 5cbb31009c11bf73b4a0a0a043e8b264
- SHA1 09178e6ac2df8c17f0020cacf7a52dead438e597
- SHA512 86ba0a7b0e7ed55e4d1f7b67f77348a5ec5eb4a39a44265758e1f92389c6faf5d5dca47fc3511b86b67416e6c1ac6675ef0c561c465cd7a88b4d6b228d1a2e1b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\Tar13A7.tmp
- Size 181KB
- SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
- MD5 4ea6026cf93ec6338144661bf1202cd1
- SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
- SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
- SSDEEP 1536:aAZw/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mZ:as2J+qTR0XCy/dmASru2AijbdG
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\svchost.exe
- Size 55KB
- SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
- MD5 ff5e1f27193ce51eec318714ef038bef
- SHA1 b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
- SHA512 c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
- SSDEEP 1536:Q+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzE:bROzoTq0+RO7IwnY
- MD5 SHA1 SHA512 SSDEEP