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Analysis
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max time kernel
135s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 17:32
Static task
static1
Behavioral task
behavioral1
Sample
4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe
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Size
1.1MB
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MD5
4741be2daf2c765133512552251cdaa4
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SHA1
15a5da35ac67f59c3e19657c280af6540bd3a2a7
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SHA256
46445b6d2431a2209af2a5a56e418e45cffe1b0923c3942062358f95b823279d
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SHA512
f99b0b1404580668d7ef4a596de2037d1706736a0d66eb3569979e6729a9bc690c1ca6a7bdf7cc29c52b186262f217f29ad086805efcffb49e651c9c72098d63
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SSDEEP
12288:HsM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQy:MV4W8hqBYgnBLfVqx1Wjkf
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPageShow = "1" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31106798" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2BE112A7-12E1-11EF-B865-DAF73E7B7C22} = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31106798" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "5671955" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "10046227" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\ 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{7D69D7C0-3353-45BA-A40F-D959208B98A4} 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "5671955" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{7D69D7C0-3353-45BA-A40F-D959208B98A4}\DisplayName = "Search" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{7D69D7C0-3353-45BA-A40F-D959208B98A4}" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Set value (data) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{7D69D7C0-3353-45BA-A40F-D959208B98A4}\URL = "http://search.hyourfreepdfconverternow.com/s?source=2861_v1-bb8&uid=65a6a0c2-a22c-4638-a590-8f410fd4277a&uc=20180109&ap=appfocus348&i_id=converter__1.30&query={searchTerms}" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{7D69D7C0-3353-45BA-A40F-D959208B98A4}\SuggestionsURL = "https://ie.search.yahoo.com/os?appid=ie8&command={searchTerms}" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31106798" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "422559353" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://search.hyourfreepdfconverternow.com/?source=2861_v1-bb8&uid=65a6a0c2-a22c-4638-a590-8f410fd4277a&uc=20180109&ap=appfocus348&i_id=converter__1.30" 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2288 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2288 IEXPLORE.EXE 2288 IEXPLORE.EXE 4212 IEXPLORE.EXE 4212 IEXPLORE.EXE 4212 IEXPLORE.EXE 4212 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5008 wrote to memory of 2288 5008 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe 85 PID 5008 wrote to memory of 2288 5008 4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe 85 PID 2288 wrote to memory of 4212 2288 IEXPLORE.EXE 87 PID 2288 wrote to memory of 4212 2288 IEXPLORE.EXE 87 PID 2288 wrote to memory of 4212 2288 IEXPLORE.EXE 87
Processes
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C:\Users\Admin\AppData\Local\Temp\4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4741be2daf2c765133512552251cdaa4_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" -noframemerging2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2288 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4212
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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\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD586463bbfc3d6bea98e7b4f93e2db3144
SHA1c2a0bf4874cf7a1fa7cfd4136d2904bb2e5d5abd
SHA256b3d6867e6c0d5e0d8ff12685444c254437eb7e27128b06bbe5a26383dfa45bc6
SHA512199102247befec345312af40dc0e2c2947947408415811345d6f73e838c8304e7e127498ecea6bac4e009d06bc4fd80fa2201f0c94efcdd5a74114b1df04b661
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD53b142f48a78a755b22f8f13fa2fa86c6
SHA1f7aebfd108bb6db35a81c3267530d074b86844e7
SHA2563fc1b185c59acee78b4371e186d3299c2e79bf9975c35a93210c72341778f82e
SHA5122f0f26b435bcb3d1695712df8468650543ca5fdbfd181777b7e02edcca7602604157f739c2bcf5097cdd83537a1d71edbdfadf7905115d8d2323be309c5ef292
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee