Analysis
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max time kernel
92s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-01-2025 23:23
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_47b48343b0628587b3300abd4defc640.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_47b48343b0628587b3300abd4defc640.exe
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Size
95KB
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MD5
47b48343b0628587b3300abd4defc640
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SHA1
c7fd78351355a75c2d63bd34fe57ab6ff2f5293d
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SHA256
1942b61c074056239f6b3cd672a753a43dbec1641483a21cf029c4f2b548bcf9
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SHA512
50c16288d6b6833e8dc2cc5b3cd509a21c27b7e93e7c00047883edd8a7b17d3c0a560cc1b4a6bd0fe7a1a835031f818ef0d0b1fea2dee9eea09bfda9f6d924da
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SSDEEP
768:Ir06R0UrgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9I/:MR0jn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2596 WaterMark.exe -
resource yara_rule behavioral2/memory/3612-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3612-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2596-26-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2596-22-0x0000000000400000-0x0000000000468000-memory.dmp upx behavioral2/memory/3612-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3612-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3612-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2596-28-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3612-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3612-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2596-36-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2596-37-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxA4EB.tmp JaffaCakes118_47b48343b0628587b3300abd4defc640.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_47b48343b0628587b3300abd4defc640.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_47b48343b0628587b3300abd4defc640.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4164 3496 WerFault.exe 84 -
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 JaffaCakes118_47b48343b0628587b3300abd4defc640.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1671061971" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8F2287D3-D2CE-11EF-BDBF-FA89EA07D49F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1671061971" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155931" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8F202592-D2CE-11EF-BDBF-FA89EA07D49F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1673249520" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443661983" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155931" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1673249520" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155931" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155931" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe 2596 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2596 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4884 iexplore.exe 1132 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1132 iexplore.exe 1132 iexplore.exe 4884 iexplore.exe 4884 iexplore.exe 4248 IEXPLORE.EXE 4248 IEXPLORE.EXE 1780 IEXPLORE.EXE 1780 IEXPLORE.EXE 4248 IEXPLORE.EXE 4248 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3612 JaffaCakes118_47b48343b0628587b3300abd4defc640.exe 2596 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3612 wrote to memory of 2596 3612 JaffaCakes118_47b48343b0628587b3300abd4defc640.exe 83 PID 3612 wrote to memory of 2596 3612 JaffaCakes118_47b48343b0628587b3300abd4defc640.exe 83 PID 3612 wrote to memory of 2596 3612 JaffaCakes118_47b48343b0628587b3300abd4defc640.exe 83 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 3496 2596 WaterMark.exe 84 PID 2596 wrote to memory of 1132 2596 WaterMark.exe 89 PID 2596 wrote to memory of 1132 2596 WaterMark.exe 89 PID 2596 wrote to memory of 4884 2596 WaterMark.exe 90 PID 2596 wrote to memory of 4884 2596 WaterMark.exe 90 PID 1132 wrote to memory of 1780 1132 iexplore.exe 92 PID 1132 wrote to memory of 1780 1132 iexplore.exe 92 PID 1132 wrote to memory of 1780 1132 iexplore.exe 92 PID 4884 wrote to memory of 4248 4884 iexplore.exe 93 PID 4884 wrote to memory of 4248 4884 iexplore.exe 93 PID 4884 wrote to memory of 4248 4884 iexplore.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47b48343b0628587b3300abd4defc640.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47b48343b0628587b3300abd4defc640.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3612 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2596 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:3496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 2044⤵
- Program crash
PID:4164
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1132 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1132 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1780
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4884 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3496 -ip 34961⤵PID:1448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD547b48343b0628587b3300abd4defc640
SHA1c7fd78351355a75c2d63bd34fe57ab6ff2f5293d
SHA2561942b61c074056239f6b3cd672a753a43dbec1641483a21cf029c4f2b548bcf9
SHA51250c16288d6b6833e8dc2cc5b3cd509a21c27b7e93e7c00047883edd8a7b17d3c0a560cc1b4a6bd0fe7a1a835031f818ef0d0b1fea2dee9eea09bfda9f6d924da
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5fdba1e1aaafa78dc1bc5319f2afb6f86
SHA15432b1fa5f940052c9f9117307b2c97a7950cab2
SHA25683c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d
SHA512ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5be87cf4ccaf407920242e608d3b1591c
SHA11bc28fab5b3e080ea85281217f67bbaf520e8023
SHA256ca51805abba625612703ec8cc6ca145df0f55a2d2a983ab09174e5d89eafde1b
SHA512b1eaa7626b9887d7a1edf8ffcfb2b98f81c368c5e6c2dfb09bfe6220ed5d5f139255c7dcfec0bd3e501d20b35fcb4dab6dc8d2bdd44092f5e79b2fbe57009450
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5724dffd92689897ed4253a21552226b8
SHA1b365888db0a62e9d53a6810e3a79a009545c7214
SHA256bbdc65c244fadf3daf59c7ab1cfb2d481c475e7e527738c3cb616e0a05c2f2fd
SHA5129e6a361284ef1b18745368d9da29a5c6b4fbc7b437bb25aaa85bb857dda10ab2f964683387ab82843ac5684b8921dd16531b2335970f0515ce1fccf67a259579
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{8F202592-D2CE-11EF-BDBF-FA89EA07D49F}.dat
Filesize3KB
MD5379afeea4aba92a89f89c1dfc83cace7
SHA11445fcf7ac3cb8945a92196525452e521f5bde5d
SHA2560ca65a0cb99f9014c8a08e2314565ccffe24ada403afe0a750655157d5f30a98
SHA5129aa2245ba506b0a79bbb9ef09002996994873c61701aa52a83521432001a552ba177813c02395a141e39c26584b039f515637677e02214012c7ec97419f664d6
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{8F2287D3-D2CE-11EF-BDBF-FA89EA07D49F}.dat
Filesize5KB
MD579663e2f81517cd0e5c8319e0ddeabe5
SHA1eae8b2fec8759c8f330276095732606e5a8cf4cd
SHA25690292c3616cbd79d812b912a54147a88b6fb7439b9c4eba160596e38f519a8b8
SHA512841e039bb9248589fe2d4fc057facc6eecda930b607e79d8a0453ee810291912ac485c90ad3a2506a4f741184debcc01209c67d5c1f16696443a1666935334ab
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee