Analysis
-
max time kernel
142s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 20:32
Static task
static1
Behavioral task
behavioral1
Sample
a23a4640da41105584812a7c7a82bf4a_JaffaCakes118.html
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
a23a4640da41105584812a7c7a82bf4a_JaffaCakes118.html
Resource
win10v2004-20240226-en
General
-
Target
a23a4640da41105584812a7c7a82bf4a_JaffaCakes118.html
-
Size
159KB
-
MD5
a23a4640da41105584812a7c7a82bf4a
-
SHA1
d969535872abbe66c56766bbcc03daf098596b4e
-
SHA256
d01ceb1193401eca5b0f0fad75ab4efff3bc2598d2ef97f86f79c72a394040b8
-
SHA512
b2527fa5be05a029b49df5ca2c4ddcf7f75a9f0a582c46f9e7cd5b0a610f227d36d920b03c54dc44d1b0a49d450951c4c7eebc39e8405f60806bd99d4da3f30e
-
SSDEEP
1536:iZRTD4aSb751mm5jCyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3p:i/c7XCyfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 1728 svchost.exe 532 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 2316 IEXPLORE.EXE 1728 svchost.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/532-15-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/1728-8-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/532-19-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/532-17-0x0000000000400000-0x000000000042E000-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\pxF00A.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 Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" 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\Zoom 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\AdminActive 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\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain 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 (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\Recovery\PendingRecovery 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\IETld\LowMic 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 (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424386254" 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\GPU 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\Toolbar 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\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{EC4FE241-28FA-11EF-AD38-76E827BE66E5} = "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 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\BrowserEmulation\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\Main IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 532 DesktopLayer.exe 532 DesktopLayer.exe 532 DesktopLayer.exe 532 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 1968 iexplore.exe 1968 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 1968 iexplore.exe 1968 iexplore.exe 2316 IEXPLORE.EXE 2316 IEXPLORE.EXE 2316 IEXPLORE.EXE 2316 IEXPLORE.EXE 1968 iexplore.exe 1968 iexplore.exe 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 1968 wrote to memory of 2316 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 2316 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 2316 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 2316 1968 iexplore.exe IEXPLORE.EXE PID 2316 wrote to memory of 1728 2316 IEXPLORE.EXE svchost.exe PID 2316 wrote to memory of 1728 2316 IEXPLORE.EXE svchost.exe PID 2316 wrote to memory of 1728 2316 IEXPLORE.EXE svchost.exe PID 2316 wrote to memory of 1728 2316 IEXPLORE.EXE svchost.exe PID 1728 wrote to memory of 532 1728 svchost.exe DesktopLayer.exe PID 1728 wrote to memory of 532 1728 svchost.exe DesktopLayer.exe PID 1728 wrote to memory of 532 1728 svchost.exe DesktopLayer.exe PID 1728 wrote to memory of 532 1728 svchost.exe DesktopLayer.exe PID 532 wrote to memory of 1412 532 DesktopLayer.exe iexplore.exe PID 532 wrote to memory of 1412 532 DesktopLayer.exe iexplore.exe PID 532 wrote to memory of 1412 532 DesktopLayer.exe iexplore.exe PID 532 wrote to memory of 1412 532 DesktopLayer.exe iexplore.exe PID 1968 wrote to memory of 1400 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 1400 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 1400 1968 iexplore.exe IEXPLORE.EXE PID 1968 wrote to memory of 1400 1968 iexplore.exe IEXPLORE.EXE
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a23a4640da41105584812a7c7a82bf4a_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1968 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
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
-
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
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵
-
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1968 CREDAT:537611 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
-
memory/532-15-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
-
memory/532-19-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
-
memory/532-18-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
-
memory/532-17-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
-
memory/1728-9-0x0000000000230000-0x000000000023F000-memory.dmpFilesize
60KB
-
memory/1728-8-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB