Analysis
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max time kernel
142s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
14-06-2024 18:25
Static task
static1
Behavioral task
behavioral1
Sample
ab20a843209539dde8fe147b14ce0bd8_JaffaCakes118.html
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
ab20a843209539dde8fe147b14ce0bd8_JaffaCakes118.html
Resource
win10v2004-20240611-en
General
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Target
ab20a843209539dde8fe147b14ce0bd8_JaffaCakes118.html
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Size
158KB
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MD5
ab20a843209539dde8fe147b14ce0bd8
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SHA1
df097841b5aa66df70751f1d84ec6a9106fa4acd
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SHA256
9356935de1457e992ad04fca748f3b1d5d4d648a078a41a2529bc38bd06978a0
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SHA512
20a0540c648242f33988883648022ff0ff396a7c989c1ffbc9832ec85efee9b8f9796cabc713fe07f74f6dab857ab64cf34f077222bd81a55f6168387d4760a1
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SSDEEP
3072:izTRh9BcXyfkMY+BES09JXAnyrZalI+YQ:iBh9BcisMYod+X3oI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 2852 svchost.exe 2336 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 1984 IEXPLORE.EXE 2852 svchost.exe -
Processes:
resource yara_rule behavioral1/memory/2852-6-0x0000000000400000-0x000000000042E000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/2852-9-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2336-20-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2336-16-0x0000000000400000-0x000000000042E000-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\px1758.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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{876CDF91-2A7B-11EF-8C92-6A2211F10352} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424551441" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 2336 DesktopLayer.exe 2336 DesktopLayer.exe 2336 DesktopLayer.exe 2336 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 2344 iexplore.exe 2344 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 2344 iexplore.exe 2344 iexplore.exe 1984 IEXPLORE.EXE 1984 IEXPLORE.EXE 1984 IEXPLORE.EXE 1984 IEXPLORE.EXE 2344 iexplore.exe 2344 iexplore.exe 580 IEXPLORE.EXE 580 IEXPLORE.EXE 580 IEXPLORE.EXE 580 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 2344 wrote to memory of 1984 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 1984 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 1984 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 1984 2344 iexplore.exe IEXPLORE.EXE PID 1984 wrote to memory of 2852 1984 IEXPLORE.EXE svchost.exe PID 1984 wrote to memory of 2852 1984 IEXPLORE.EXE svchost.exe PID 1984 wrote to memory of 2852 1984 IEXPLORE.EXE svchost.exe PID 1984 wrote to memory of 2852 1984 IEXPLORE.EXE svchost.exe PID 2852 wrote to memory of 2336 2852 svchost.exe DesktopLayer.exe PID 2852 wrote to memory of 2336 2852 svchost.exe DesktopLayer.exe PID 2852 wrote to memory of 2336 2852 svchost.exe DesktopLayer.exe PID 2852 wrote to memory of 2336 2852 svchost.exe DesktopLayer.exe PID 2336 wrote to memory of 2928 2336 DesktopLayer.exe iexplore.exe PID 2336 wrote to memory of 2928 2336 DesktopLayer.exe iexplore.exe PID 2336 wrote to memory of 2928 2336 DesktopLayer.exe iexplore.exe PID 2336 wrote to memory of 2928 2336 DesktopLayer.exe iexplore.exe PID 2344 wrote to memory of 580 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 580 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 580 2344 iexplore.exe IEXPLORE.EXE PID 2344 wrote to memory of 580 2344 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\ab20a843209539dde8fe147b14ce0bd8_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:2344 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- 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:2344 CREDAT:603146 /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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C:\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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memory/2336-18-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
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memory/2336-20-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2336-16-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2852-6-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2852-9-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2852-8-0x0000000000230000-0x000000000023F000-memory.dmpFilesize
60KB