Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 19:52
Static task
static1
Behavioral task
behavioral1
Sample
a2131d769e473bf2513974aa07c663fd_JaffaCakes118.html
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
a2131d769e473bf2513974aa07c663fd_JaffaCakes118.html
Resource
win10v2004-20240226-en
General
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Target
a2131d769e473bf2513974aa07c663fd_JaffaCakes118.html
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Size
122KB
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MD5
a2131d769e473bf2513974aa07c663fd
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SHA1
cbbd055b97b2a69edc9b5e8ef44ce0334c04efa5
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SHA256
c5640afc6f87d0cdba4856a2deea7189411033b226aebafefe6512b3cc894704
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SHA512
d956dfb866bf2a93f9f056557ccebc9c24356d28536dfd139e7f7fcdfd36e5094905a189562a5964924fe8509aff94545138d271a092cee6d438ae9c5f2da3dd
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SSDEEP
1536:SKvunnF7yLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTOy+:SKvunntyfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 2824 svchost.exe 2812 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 2728 IEXPLORE.EXE 2824 svchost.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/2824-7-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2812-19-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2812-15-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
Processes:
svchost.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\px8E6.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 -
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEdescription ioc process 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\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\SearchScopes 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\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar 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 (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 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 (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 = 902e243102bdda01 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\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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 (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d7c7e73b934388418857a0db8be9c1d1000000000200000000001066000000010000200000005140347589d22814f20854daa4aa15c0e02f3093bf58b7c7205970fed9536545000000000e800000000200002000000078b71ce55edfbce68112f94f74be0d879e2dea5845bfdc8687128ae00ea5f54b2000000049309bf0a332c371c68d5627b8da0304874602a5f459de20b45db9e9f90df42e40000000fedce700ae7e79554ce04d6d05278de29e6ecbd0419fdf977ee2553bba109a77653823bde5522905b40fe6444e2608e8944ff42e62c37b4d488480967442dfc1 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 (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\Main\WindowsSearch 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\IntelliForms 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 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\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424383865" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain 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\WindowsSearch iexplore.exe 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\InternetRegistry 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\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5C5C5BF1-28F5-11EF-9BF3-52E878ACFAD8} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 2812 DesktopLayer.exe 2812 DesktopLayer.exe 2812 DesktopLayer.exe 2812 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
IEXPLORE.EXEpid process 2728 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 1044 iexplore.exe 1044 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 1044 iexplore.exe 1044 iexplore.exe 2728 IEXPLORE.EXE 2728 IEXPLORE.EXE 1044 iexplore.exe 1044 iexplore.exe 1676 IEXPLORE.EXE 1676 IEXPLORE.EXE 1676 IEXPLORE.EXE 1676 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 1044 wrote to memory of 2728 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 2728 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 2728 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 2728 1044 iexplore.exe IEXPLORE.EXE PID 2728 wrote to memory of 2824 2728 IEXPLORE.EXE svchost.exe PID 2728 wrote to memory of 2824 2728 IEXPLORE.EXE svchost.exe PID 2728 wrote to memory of 2824 2728 IEXPLORE.EXE svchost.exe PID 2728 wrote to memory of 2824 2728 IEXPLORE.EXE svchost.exe PID 2824 wrote to memory of 2812 2824 svchost.exe DesktopLayer.exe PID 2824 wrote to memory of 2812 2824 svchost.exe DesktopLayer.exe PID 2824 wrote to memory of 2812 2824 svchost.exe DesktopLayer.exe PID 2824 wrote to memory of 2812 2824 svchost.exe DesktopLayer.exe PID 2812 wrote to memory of 3024 2812 DesktopLayer.exe iexplore.exe PID 2812 wrote to memory of 3024 2812 DesktopLayer.exe iexplore.exe PID 2812 wrote to memory of 3024 2812 DesktopLayer.exe iexplore.exe PID 2812 wrote to memory of 3024 2812 DesktopLayer.exe iexplore.exe PID 1044 wrote to memory of 1676 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 1676 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 1676 1044 iexplore.exe IEXPLORE.EXE PID 1044 wrote to memory of 1676 1044 iexplore.exe IEXPLORE.EXE
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\a2131d769e473bf2513974aa07c663fd_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1044 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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
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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
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1044 CREDAT:275466 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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memory/2812-17-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
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memory/2812-19-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2812-15-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2824-8-0x00000000002B0000-0x00000000002BF000-memory.dmpFilesize
60KB
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memory/2824-7-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB