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 06:51
Static task
static1
Behavioral task
behavioral1
Sample
b23746fb4594bf8a678327928204c655_JaffaCakes118.html
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
b23746fb4594bf8a678327928204c655_JaffaCakes118.html
Resource
win10v2004-20240508-en
General
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Target
b23746fb4594bf8a678327928204c655_JaffaCakes118.html
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Size
158KB
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MD5
b23746fb4594bf8a678327928204c655
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SHA1
ed229ef0006dcdf9a3ba5628730b2897d40dc532
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SHA256
f6b2ff3e13f4c81f0f310d6fab1ab7e00241fe3faff85fb0dc21f6157a77b0e5
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SHA512
6d94931df62d8681023caac437fe78e86e5efbab9549bea71fc11101e074eeb5b5e7993d6185920be28a318fef178f1ae7b83f8174b5497ec03a37160e9cc82c
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SSDEEP
3072:irixceozfVsNyfkMY+BES09JXAnyrZalI+YQ:iheoz6YsMYod+X3oI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 2928 svchost.exe 2728 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 2136 IEXPLORE.EXE 2928 svchost.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/2928-7-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2728-15-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2728-18-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2728-17-0x0000000000400000-0x000000000042E000-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\pxC50.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\Main\WindowsSearch 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\LowRegistry 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\Toolbar\WebBrowser 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 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\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 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\AdminActive\{E718C441-2BAC-11EF-89B4-66A5A0AB388F} = "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\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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\IETld\LowMic 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\Zoom 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\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion 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\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\InternetRegistry 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 (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" 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\Recovery\PendingRecovery 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 Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424682598" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 2728 DesktopLayer.exe 2728 DesktopLayer.exe 2728 DesktopLayer.exe 2728 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 2960 iexplore.exe 2960 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 2960 iexplore.exe 2960 iexplore.exe 2136 IEXPLORE.EXE 2136 IEXPLORE.EXE 2136 IEXPLORE.EXE 2136 IEXPLORE.EXE 2960 iexplore.exe 2960 iexplore.exe 784 IEXPLORE.EXE 784 IEXPLORE.EXE 784 IEXPLORE.EXE 784 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 2960 wrote to memory of 2136 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 2136 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 2136 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 2136 2960 iexplore.exe IEXPLORE.EXE PID 2136 wrote to memory of 2928 2136 IEXPLORE.EXE svchost.exe PID 2136 wrote to memory of 2928 2136 IEXPLORE.EXE svchost.exe PID 2136 wrote to memory of 2928 2136 IEXPLORE.EXE svchost.exe PID 2136 wrote to memory of 2928 2136 IEXPLORE.EXE svchost.exe PID 2928 wrote to memory of 2728 2928 svchost.exe DesktopLayer.exe PID 2928 wrote to memory of 2728 2928 svchost.exe DesktopLayer.exe PID 2928 wrote to memory of 2728 2928 svchost.exe DesktopLayer.exe PID 2928 wrote to memory of 2728 2928 svchost.exe DesktopLayer.exe PID 2728 wrote to memory of 536 2728 DesktopLayer.exe iexplore.exe PID 2728 wrote to memory of 536 2728 DesktopLayer.exe iexplore.exe PID 2728 wrote to memory of 536 2728 DesktopLayer.exe iexplore.exe PID 2728 wrote to memory of 536 2728 DesktopLayer.exe iexplore.exe PID 2960 wrote to memory of 784 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 784 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 784 2960 iexplore.exe IEXPLORE.EXE PID 2960 wrote to memory of 784 2960 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\b23746fb4594bf8a678327928204c655_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2960 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136 -
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:2928 -
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:2728 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:536
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2960 CREDAT:275470 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a