Analysis
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max time kernel
142s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
16-06-2024 06:55
Static task
static1
Behavioral task
behavioral1
Sample
b23b6531427307defcc0866023b84c3a_JaffaCakes118.html
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
b23b6531427307defcc0866023b84c3a_JaffaCakes118.html
Resource
win10v2004-20240611-en
General
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Target
b23b6531427307defcc0866023b84c3a_JaffaCakes118.html
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Size
158KB
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MD5
b23b6531427307defcc0866023b84c3a
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SHA1
42c51d669072cca2ad7a4c7b97b70cdb6814ac5a
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SHA256
8733ceac83dc0e6f7e7bab61454490e49bf968cd9b63dac54febb3327d518baf
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SHA512
498561703568ccbe8e96469553a5413ede50be1db5ffab5a203a55d5e50b4da7abf69d08a06641a92a6187c85ccd542b40ba67740e6a815748e2d643fd53fc5e
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SSDEEP
1536:iQRT6NlyiDBYDhhyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJA:i61hhyfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 1856 svchost.exe 940 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 2084 IEXPLORE.EXE 1856 svchost.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/1856-6-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/1856-10-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/940-20-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/940-18-0x0000000000400000-0x000000000042E000-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\DesktopLayer.exe svchost.exe File opened for modification C:\Program Files (x86)\Microsoft\px1B6.tmp svchost.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe svchost.exe -
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6A32E681-2BAD-11EF-818F-FAB46556C0ED} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424682818" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 940 DesktopLayer.exe 940 DesktopLayer.exe 940 DesktopLayer.exe 940 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 1936 iexplore.exe 1936 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 1936 iexplore.exe 1936 iexplore.exe 2084 IEXPLORE.EXE 2084 IEXPLORE.EXE 2084 IEXPLORE.EXE 2084 IEXPLORE.EXE 1936 iexplore.exe 1936 iexplore.exe 836 IEXPLORE.EXE 836 IEXPLORE.EXE 836 IEXPLORE.EXE 836 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 1936 wrote to memory of 2084 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 2084 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 2084 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 2084 1936 iexplore.exe IEXPLORE.EXE PID 2084 wrote to memory of 1856 2084 IEXPLORE.EXE svchost.exe PID 2084 wrote to memory of 1856 2084 IEXPLORE.EXE svchost.exe PID 2084 wrote to memory of 1856 2084 IEXPLORE.EXE svchost.exe PID 2084 wrote to memory of 1856 2084 IEXPLORE.EXE svchost.exe PID 1856 wrote to memory of 940 1856 svchost.exe DesktopLayer.exe PID 1856 wrote to memory of 940 1856 svchost.exe DesktopLayer.exe PID 1856 wrote to memory of 940 1856 svchost.exe DesktopLayer.exe PID 1856 wrote to memory of 940 1856 svchost.exe DesktopLayer.exe PID 940 wrote to memory of 1396 940 DesktopLayer.exe iexplore.exe PID 940 wrote to memory of 1396 940 DesktopLayer.exe iexplore.exe PID 940 wrote to memory of 1396 940 DesktopLayer.exe iexplore.exe PID 940 wrote to memory of 1396 940 DesktopLayer.exe iexplore.exe PID 1936 wrote to memory of 836 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 836 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 836 1936 iexplore.exe IEXPLORE.EXE PID 1936 wrote to memory of 836 1936 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\b23b6531427307defcc0866023b84c3a_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2084 -
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:1856 -
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:940 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:1396
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:472080 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:836
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a