Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 19:33
Static task
static1
Behavioral task
behavioral1
Sample
a1ffc09d52e5116f48a0050c2b9966a0_JaffaCakes118.html
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
a1ffc09d52e5116f48a0050c2b9966a0_JaffaCakes118.html
Resource
win10v2004-20240508-en
General
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Target
a1ffc09d52e5116f48a0050c2b9966a0_JaffaCakes118.html
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Size
158KB
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MD5
a1ffc09d52e5116f48a0050c2b9966a0
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SHA1
b48a22ee3758398fba9467d83dbce3335b3823a3
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SHA256
e03406181e3b59957bbe5c45cbff438bb7cf1459d7550890a0e76fe2e60c4e00
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SHA512
cad1c6fcc842057804fcb9d10d69d7d31675e08a6f50adb93c0bbb9d3ee0270fdfd8e375c2bd0fc729ed0c881b2ffbb6a987c39656fe71ecfde9562dec4eaab1
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SSDEEP
1536:iyRTtvfZGMn2L1Nf17DOd3rTWFBEU2kF/YTI0FEbxkPBWjisFiqLyHgZvEj0YiHy:iAbqXRyfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2172 svchost.exe 2356 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
pid Process 3000 IEXPLORE.EXE 2172 svchost.exe -
resource yara_rule behavioral1/files/0x0008000000013f4b-2.dat upx behavioral1/memory/2172-9-0x0000000000230000-0x000000000023F000-memory.dmp upx behavioral1/memory/2172-8-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2356-15-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2356-19-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxEF10.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 Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar 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 Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main 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\DOMStorage 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\Zoom 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\AdminActive 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 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\LowRegistry\DontShowMeThisDialogAgain 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 = "1" 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 Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424382677" 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 Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{983E40A1-28F2-11EF-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 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\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2356 DesktopLayer.exe 2356 DesktopLayer.exe 2356 DesktopLayer.exe 2356 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1008 iexplore.exe 1008 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1008 iexplore.exe 1008 iexplore.exe 3000 IEXPLORE.EXE 3000 IEXPLORE.EXE 3000 IEXPLORE.EXE 3000 IEXPLORE.EXE 1008 iexplore.exe 1008 iexplore.exe 1408 IEXPLORE.EXE 1408 IEXPLORE.EXE 1408 IEXPLORE.EXE 1408 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 2172 3000 IEXPLORE.EXE 34 PID 3000 wrote to memory of 2172 3000 IEXPLORE.EXE 34 PID 3000 wrote to memory of 2172 3000 IEXPLORE.EXE 34 PID 3000 wrote to memory of 2172 3000 IEXPLORE.EXE 34 PID 2172 wrote to memory of 2356 2172 svchost.exe 35 PID 2172 wrote to memory of 2356 2172 svchost.exe 35 PID 2172 wrote to memory of 2356 2172 svchost.exe 35 PID 2172 wrote to memory of 2356 2172 svchost.exe 35 PID 2356 wrote to memory of 676 2356 DesktopLayer.exe 36 PID 2356 wrote to memory of 676 2356 DesktopLayer.exe 36 PID 2356 wrote to memory of 676 2356 DesktopLayer.exe 36 PID 2356 wrote to memory of 676 2356 DesktopLayer.exe 36 PID 1008 wrote to memory of 1408 1008 iexplore.exe 37 PID 1008 wrote to memory of 1408 1008 iexplore.exe 37 PID 1008 wrote to memory of 1408 1008 iexplore.exe 37 PID 1008 wrote to memory of 1408 1008 iexplore.exe 37
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\a1ffc09d52e5116f48a0050c2b9966a0_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:2172 -
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:2356 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:676
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:275473 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a