Analysis
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max time kernel
135s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/10/2024, 20:22
Static task
static1
Behavioral task
behavioral1
Sample
7ab3808939d2f298e7733b8047188d24_JaffaCakes118.html
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7ab3808939d2f298e7733b8047188d24_JaffaCakes118.html
Resource
win10v2004-20241007-en
General
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Target
7ab3808939d2f298e7733b8047188d24_JaffaCakes118.html
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Size
158KB
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MD5
7ab3808939d2f298e7733b8047188d24
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SHA1
746ea0a518165d466ed09205f8dff4908ce9cc03
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SHA256
45a6c3dbb7e3fff7b6267ee50bb0254a68f4685da9095971d05f004a21b8d3cc
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SHA512
98b6ce35505c14e38c0c57f4f41a2f87ebafc6da94cf4a871df89b83ffc040346f2478ee435472cefcdc733bc12603663237a257b04f916874c79b87ccefc1f5
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SSDEEP
1536:iGRTdTtcy7DLg+oocXryLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXu:isfwZXryfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 2 IoCs
pid Process 892 svchost.exe 532 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
pid Process 2876 IEXPLORE.EXE 892 svchost.exe -
resource yara_rule behavioral1/files/0x0035000000015f4e-432.dat upx behavioral1/memory/892-436-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/892-439-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/532-446-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/532-451-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/532-450-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px5CDF.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 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DesktopLayer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "436309056" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E777A281-956A-11EF-8318-F2DF7204BD4F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 532 DesktopLayer.exe 532 DesktopLayer.exe 532 DesktopLayer.exe 532 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2128 iexplore.exe 2128 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2128 iexplore.exe 2128 iexplore.exe 2876 IEXPLORE.EXE 2876 IEXPLORE.EXE 2876 IEXPLORE.EXE 2876 IEXPLORE.EXE 2128 iexplore.exe 2128 iexplore.exe 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2128 wrote to memory of 2876 2128 iexplore.exe 30 PID 2128 wrote to memory of 2876 2128 iexplore.exe 30 PID 2128 wrote to memory of 2876 2128 iexplore.exe 30 PID 2128 wrote to memory of 2876 2128 iexplore.exe 30 PID 2876 wrote to memory of 892 2876 IEXPLORE.EXE 35 PID 2876 wrote to memory of 892 2876 IEXPLORE.EXE 35 PID 2876 wrote to memory of 892 2876 IEXPLORE.EXE 35 PID 2876 wrote to memory of 892 2876 IEXPLORE.EXE 35 PID 892 wrote to memory of 532 892 svchost.exe 36 PID 892 wrote to memory of 532 892 svchost.exe 36 PID 892 wrote to memory of 532 892 svchost.exe 36 PID 892 wrote to memory of 532 892 svchost.exe 36 PID 532 wrote to memory of 2500 532 DesktopLayer.exe 37 PID 532 wrote to memory of 2500 532 DesktopLayer.exe 37 PID 532 wrote to memory of 2500 532 DesktopLayer.exe 37 PID 532 wrote to memory of 2500 532 DesktopLayer.exe 37 PID 2128 wrote to memory of 2324 2128 iexplore.exe 38 PID 2128 wrote to memory of 2324 2128 iexplore.exe 38 PID 2128 wrote to memory of 2324 2128 iexplore.exe 38 PID 2128 wrote to memory of 2324 2128 iexplore.exe 38
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\7ab3808939d2f298e7733b8047188d24_JaffaCakes118.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876 -
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
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:892 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:2500
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:668677 /prefetch:22⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2324
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5675728fe62594bf6f1d145a10cf22d04
SHA16bb19379fea266c5d30004abeb6616573902cc8a
SHA25684d39169b08c2e36769aa21738df2b9dd66c1c9cbe19902c1a280df2b806e34e
SHA512329a944bcd468c26b3ad3d066f978c28ec0bf2728c9429b08c8b87d018bebe42d2a9b4cea1c376e1ae9628870919a1fe266894bfa766474c4ebd1f217653a1d8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5b8a1b3b42d18ba7c5009bb94eb5fd74f
SHA1fba51e89c4681fedf6bee436b8bcf97ba85c4619
SHA256103af602c261383bfe46c5fd219e978bff25cf42c21c5db822c00b352febc00c
SHA512fe13a2d3667caf565775f1ab0df98658f2889a9ead441210feb1ea473623758e96bfcffc5e3865d8809aa66ffff1653cacf36b3f50f4119a94da16436a4c9d99
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5eaab5bf1e01c5d665da01e93f30d1326
SHA1cb8bb21b94d4ac83b97d4c88396b8dac38caa963
SHA256b8813ffa616a7630ebd201149df59e04f52817442c736cfd6dd5afad16a94136
SHA5120ab515d79a74028397a1e8c41168bc0d5914f22bb24391c170cde47b6610fbae41407d09319e5789510c3975915e780793556a55c2351032864adbc81e47a405
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD55af86082f7f1bc14a4ade8c4cf30ba4c
SHA198ae4cfbcf764e19dcbf561eb5496a7b04ffc1b9
SHA25663f286afed8387e423026af92030ec628380d26d64ded41f183a1da354699603
SHA51224b5cab11d1325671b424f5cc3401648138bf0a3898941467bc38ae04ddac8d5b9ee51a64a338e50f5749114ef93c5e78c94143610643239f25c566565412b09
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD54717bb583ac8164f018fee2578366759
SHA16a0fe90e57ead93e7a3fc4045329f00144e58d7d
SHA256312369cbb58c33061a550224abf906b0441a5bd358dee442aa78cfacc15b31aa
SHA5120ef8c7914c32f75199db94e17e57f1a39f1d853a803225cd93377129d15180c823ae673925528af86a5c8653d27012fb8c3802553856e6f4a66a73ddab2b97d4
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a