Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
29-05-2024 03:56
Static task
static1
Behavioral task
behavioral1
Sample
7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe
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Size
1.1MB
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MD5
7f6bf05ca5f5882b36603da9a33957c2
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SHA1
0e3144d7ed52d826afe797ab237552acb1e82291
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SHA256
387e7fbc9fd0715d787d99d18f932c3c38635eb9f1293459804030909b8d0da7
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SHA512
d996856463d6d6b91f8e0a77f708e2508b1e88b70dbe4384cc2164121c71a8bb891e12022de50a29258aaf44bd7539c4bfb61cc285a8d3dbb56b58f8e5e0c98d
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SSDEEP
12288:usM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQj:lV4W8hqBYgnBLfVqx1Wjke
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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation 7f6bf05ca5f5882b36603da9a33957c2_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 (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0A95BA3B-F55D-4145-A720-15DAE37A4CC3}\URL = "http://search.hyourfreepdfconverternow.com/s?uid=17cf06e4-fe57-4762-8d2a-476c781bad30&i_id=converter__1.30&ap=appfocus348&uc=20180427&source=2857_v1-bb8&query={searchTerms}" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0A95BA3B-F55D-4145-A720-15DAE37A4CC3}\SuggestionsURL = "https://ie.search.yahoo.com/os?appid=ie8&command={searchTerms}" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109500" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0A95BA3B-F55D-4145-A720-15DAE37A4CC3} 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{0A95BA3B-F55D-4145-A720-15DAE37A4CC3}" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "974082232" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31109500" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6599D97A-1D6F-11EF-A2D1-76A3C14B7D9C} = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\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 Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "974863824" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "973926015" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\ 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0A95BA3B-F55D-4145-A720-15DAE37A4CC3}\DisplayName = "Search" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Set value (data) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109500" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPageShow = "1" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31109500" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "974863824" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423719950" IEXPLORE.EXE -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://search.hyourfreepdfconverternow.com/?uid=17cf06e4-fe57-4762-8d2a-476c781bad30&i_id=converter__1.30&ap=appfocus348&uc=20180427&source=2857_v1-bb8" 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3476 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3476 IEXPLORE.EXE 3476 IEXPLORE.EXE 3952 IEXPLORE.EXE 3952 IEXPLORE.EXE 3952 IEXPLORE.EXE 3952 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4476 wrote to memory of 3476 4476 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe 82 PID 4476 wrote to memory of 3476 4476 7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe 82 PID 3476 wrote to memory of 3952 3476 IEXPLORE.EXE 84 PID 3476 wrote to memory of 3952 3476 IEXPLORE.EXE 84 PID 3476 wrote to memory of 3952 3476 IEXPLORE.EXE 84
Processes
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C:\Users\Admin\AppData\Local\Temp\7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7f6bf05ca5f5882b36603da9a33957c2_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:4476 -
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:3476 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3476 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3952
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5c04af526ef1338b7a95090a096fb836f
SHA19872580735c19384b9eab5baf168e288862dd8aa
SHA2563839653c6cf51672c67c89c5b565c5474aa031c98746cd89c5763995a61b3d30
SHA51246c4c9d951074ff2fdda76283306e5ae12fe1829bb24ec8ed827785ff1967075c5da6cd21b447adf69e2af663b38cab5a478e54213f46e84a7f329c1eeebe40d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD587bb574d6aab2dab4b63cedbbf0f7eaa
SHA1ecfa47364369bbc5c8809ccd74fb9fed85c2caf3
SHA256cf102ab58c37ef8fdba7eaf7829a6a98cae5ecddb9f2c717e519f3793891d5d4
SHA512e3cba78b5d251ae560ecc1b98a5a4e5eae62d3f5f6393004da04e3312b8eb066becb28f97fd0c42829d90b0bc6248bd3fef88f46607492b076f839aa1ee4edf0
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee