Analysis
- max time kernel
144s - max time network
118s - platform
windows7_x64 - resource
win7-20240508-en - resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system - submitted
16/06/2024, 02:12
Static task
static1
Behavioral task
behavioral1
Sample
b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html
Resource
win7-20240508-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html
Resource
win10v2004-20240611-en
6 signatures
150 seconds
General
- Target b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html
- Size 141KB
- Sample240616-cnbrdavgnd
- SHA256 55170d9f4e22ae03d00a982ab8f4f281eb22499fde35fff5e0be4da0e94cb955
- MD5 b1460a3ef14308d8cedf2525a8968763
- SHA1 fac3602bf1c320f41aa6cfd4f58a0a09045a5f4d
- SHA512 096dd178261076b774c8bbd5a724b9370b6de08938f27088159e9d5050d0f55537cab11f41c1c40cce9d5db226db043ad59139329757da6e5bf31e1e8061414a
- SSDEEP 1536:75kfx0dOcVyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTs:73dVVyfkMY+BES09JXAnyrZalI+YQ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1828 svchost.exe 2132 DesktopLayer.exe - Loads dropped DLL 2 IoCs
pid Process 2028 IEXPLORE.EXE 1828 svchost.exe -
resource yara_rule behavioral1/files/0x0004000000004ed7-2.dat upx behavioral1/memory/1828-6-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/1828-9-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2132-19-0x0000000000400000-0x000000000042E000-memory.dmp upx - Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px8E6.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 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 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\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion 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\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage 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\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000587104b0d2f7da409208cf3ae9e77a2300000000020000000000106600000001000020000000926c572928e180e6a398f7309c48330a6f440518e0842a9ba2b82fa7feb00248000000000e80000000020000200000001db2e622ead6e19c7cbc30ae6ded6272981760a67b09f17cf6eec7931f72653b20000000ed8be42275663348c7e1e4eec6bbfdcbb4e582692b7d5dd6f5a08b44f937feca4000000031674de96291de942a299e5d1b8312d43cade8cdfb2198f719c25c75f0b229b86df25f251bd345cbcc44b4e10189d52a46375e6ecf02d6f37841e7b8f35df1ed 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\Toolbar\WebBrowser 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\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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 (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" 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\LowRegistry 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 (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\Main\WindowsSearch IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000587104b0d2f7da409208cf3ae9e77a23000000000200000000001066000000010000200000005427c18409f81bd721ddd635fd0dc32de4539970e8daf1b0bd7539cc1b1e09e7000000000e8000000002000020000000e2b7eb8539e9d9bc61b2e6255ba2ca40756214b08a5065da16b26f1fbc431ecc900000001fd85e5c9d9a55b30f4ddb59992fabe665e6b43a41e4308a93fc6955153ca114c8ebd96d1bf297b31be8b1d0695fd99ccca0eb5f85e40521db8a31ee6e54337cfa9f5b9b8e7acc40799ec09d4cc66623828cd37bcde405a9b6c6ad354f9df05cdb32cd5585f1a01d46729f6381d8f8be7f100a95c9c9f47ce434db550831f9a9bd3da27781140c3ce888ae8cd4f875914000000058b6fb6b6cea962bddba8b78656a9086ce968b0982800a6c87153ee7dcc8bc9944a9a0f8cd3696734dfa63ec12c11330fbaa52fd870c69afd88f9f874b33f500 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 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 (data) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70aa010a93bfda01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F1784AE1-2B85-11EF-B27B-DA219DA76A91} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424665865" 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 - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2132 DesktopLayer.exe 2132 DesktopLayer.exe 2132 DesktopLayer.exe 2132 DesktopLayer.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2028 IEXPLORE.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1636 iexplore.exe 1636 iexplore.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1636 iexplore.exe 1636 iexplore.exe 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE 1636 iexplore.exe 1636 iexplore.exe 628 IEXPLORE.EXE 628 IEXPLORE.EXE 628 IEXPLORE.EXE 628 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1636 wrote to memory of 2028 1636 iexplore.exe 28 PID 1636 wrote to memory of 2028 1636 iexplore.exe 28 PID 1636 wrote to memory of 2028 1636 iexplore.exe 28 PID 1636 wrote to memory of 2028 1636 iexplore.exe 28 PID 2028 wrote to memory of 1828 2028 IEXPLORE.EXE 34 PID 2028 wrote to memory of 1828 2028 IEXPLORE.EXE 34 PID 2028 wrote to memory of 1828 2028 IEXPLORE.EXE 34 PID 2028 wrote to memory of 1828 2028 IEXPLORE.EXE 34 PID 1828 wrote to memory of 2132 1828 svchost.exe 35 PID 1828 wrote to memory of 2132 1828 svchost.exe 35 PID 1828 wrote to memory of 2132 1828 svchost.exe 35 PID 1828 wrote to memory of 2132 1828 svchost.exe 35 PID 2132 wrote to memory of 768 2132 DesktopLayer.exe 36 PID 2132 wrote to memory of 768 2132 DesktopLayer.exe 36 PID 2132 wrote to memory of 768 2132 DesktopLayer.exe 36 PID 2132 wrote to memory of 768 2132 DesktopLayer.exe 36 PID 1636 wrote to memory of 628 1636 iexplore.exe 37 PID 1636 wrote to memory of 628 1636 iexplore.exe 37 PID 1636 wrote to memory of 628 1636 iexplore.exe 37 PID 1636 wrote to memory of 628 1636 iexplore.exe 37
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028 -
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:1828 -
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:2132 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:768
-
-
-
-
-
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:209943 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:628
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path \Users\Admin\AppData\Local\Temp\svchost.exe
- Size 55KB
- SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
- MD5 ff5e1f27193ce51eec318714ef038bef
- SHA1 b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
- SHA512 c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
- SSDEEP 1536:Q+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzE:bROzoTq0+RO7IwnY
- MD5 SHA1 SHA512 SSDEEP