Analysis
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max time kernel
143s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26/05/2024, 22:05
Static task
static1
Behavioral task
behavioral1
Sample
76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe
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Size
1.1MB
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MD5
76efbe5ba71a85d44775598fa4942607
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SHA1
4a4656efd85d40783c92979f4ce975bf9a5970d0
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SHA256
83cc77c4c6080d58c8afac2e62b6684b741cfa68d64b042b4b10eb10cdcaf600
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SHA512
b6244916ad9d7f40a4173140fe9577f7946f8b7ef22c801dc96fdc3e78586ed3243ea657ff2ed87da3ebb9c7c5f559a5be4c07333a73590f56fe61eeddbb794e
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SSDEEP
12288:PsM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQq:0V4W8hqBYgnBLfVqx1WjkX
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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 76efbe5ba71a85d44775598fa4942607_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 Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109048" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{9CF809BE-9B2B-4CF0-833F-A3BF7050BC82}" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPageShow = "1" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\ 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{17F4FACA-1BAC-11EF-B9F7-C2C57F2727CB} = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3970773812" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3970773812" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109048" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31109048" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{9CF809BE-9B2B-4CF0-833F-A3BF7050BC82}\URL = "http://search.yourpackagesnow.com/s?source=tt&uid=fa67f3c5-f190-4c06-96f0-bd0dc2fbd242&uc=20180121&ap=appfocus84&i_id=packages__1.30&query={searchTerms}" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{9CF809BE-9B2B-4CF0-833F-A3BF7050BC82}\SuggestionsURL = "https://ie.search.yahoo.com/os?appid=ie8&command={searchTerms}" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{9CF809BE-9B2B-4CF0-833F-A3BF7050BC82} 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{9CF809BE-9B2B-4CF0-833F-A3BF7050BC82}\DisplayName = "Search" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423526123" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4027961251" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://search.yourpackagesnow.com/?source=tt&uid=fa67f3c5-f190-4c06-96f0-bd0dc2fbd242&uc=20180121&ap=appfocus84&i_id=packages__1.30" 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4304 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4304 IEXPLORE.EXE 4304 IEXPLORE.EXE 4004 IEXPLORE.EXE 4004 IEXPLORE.EXE 4004 IEXPLORE.EXE 4004 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1596 wrote to memory of 4304 1596 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe 89 PID 1596 wrote to memory of 4304 1596 76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe 89 PID 4304 wrote to memory of 4004 4304 IEXPLORE.EXE 91 PID 4304 wrote to memory of 4004 4304 IEXPLORE.EXE 91 PID 4304 wrote to memory of 4004 4304 IEXPLORE.EXE 91
Processes
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C:\Users\Admin\AppData\Local\Temp\76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:1596 -
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:4304 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4304 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4004
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵PID:324
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
MD590e9c891fdbc30c47adf44608d1e62a3
SHA1a41e884afa528048ccec4b6a6692e164ab684553
SHA2564353c8e772765f9f44b5b51678d48e558f5c3ef3b2ff2a04d3fcfecf47540619
SHA512e5b5d33b716d805f64030db6f9d60cab1aea1a5425f2a3830bcee402d0a42e8c2f5392df37c2662f10a96a3e375c7ae67afdfdfedcc027d40c66ffd18dd47e53
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5fdf10bba361625c80a6921f5ac55c5af
SHA1916ad6c445f0f38088b4042704fa3fb628faedcf
SHA2560a1b29b484c912f820ce7dc9790183324ad168040dba66982594b0a4a353b3bb
SHA51266914250f4c1d921b967e9ea00e2af25f8059becb8ad416fefd67dffbc81eb3ddf0e0b56bbe675e272e4a8fdaf1c148cda44675459720f84594968e75101a4c1
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee