Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-01-2025 06:36
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe
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Size
96KB
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MD5
4f8ffeeac5f937552a2b39f6e18c0f32
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SHA1
8c06cfcb2a3a687666db5b084cd2fdf11dc91402
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SHA256
2b20c71511d67413bd13a44d28874fc69f0d534c550b3327d97fdb15e898fe6b
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SHA512
c28ca31e3453ebf9ccfa1829121e45b87e97fcac81ab5bd00cd5a0a9d6cb9a7e13c54dd15f5ed2ba9b305a55213ecaf2e24c28c30d3d8c4724dacdcabd4d11c3
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SSDEEP
768:s06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9F:yR0vxn3Pc0LCH9MtbvabUDzJYWu3B4
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 1676 WaterMark.exe -
resource yara_rule behavioral2/memory/4916-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4916-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1676-21-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/memory/1676-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1676-33-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/memory/1676-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1676-38-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1676-39-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px9829.tmp JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 760 4020 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 JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3993717878" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155991" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{196FAF0C-D30B-11EF-AF2A-DEEFF298442C} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443687984" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3991530576" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155991" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1972119F-D30B-11EF-AF2A-DEEFF298442C} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155991" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155991" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4034030308" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3993561797" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe 1676 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1676 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2612 iexplore.exe 3200 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 2612 iexplore.exe 2612 iexplore.exe 3200 iexplore.exe 3200 iexplore.exe 1452 IEXPLORE.EXE 1452 IEXPLORE.EXE 2336 IEXPLORE.EXE 2336 IEXPLORE.EXE 1452 IEXPLORE.EXE 1452 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 4916 JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe 1676 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4916 wrote to memory of 1676 4916 JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe 83 PID 4916 wrote to memory of 1676 4916 JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe 83 PID 4916 wrote to memory of 1676 4916 JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe 83 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 4020 1676 WaterMark.exe 84 PID 1676 wrote to memory of 2612 1676 WaterMark.exe 89 PID 1676 wrote to memory of 2612 1676 WaterMark.exe 89 PID 1676 wrote to memory of 3200 1676 WaterMark.exe 90 PID 1676 wrote to memory of 3200 1676 WaterMark.exe 90 PID 3200 wrote to memory of 2336 3200 iexplore.exe 92 PID 3200 wrote to memory of 2336 3200 iexplore.exe 92 PID 3200 wrote to memory of 2336 3200 iexplore.exe 92 PID 2612 wrote to memory of 1452 2612 iexplore.exe 91 PID 2612 wrote to memory of 1452 2612 iexplore.exe 91 PID 2612 wrote to memory of 1452 2612 iexplore.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f8ffeeac5f937552a2b39f6e18c0f32.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4916 -
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:1676 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 2044⤵
- Program crash
PID:760
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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:2612 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2612 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1452
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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:3200 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3200 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4020 -ip 40201⤵PID:2528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
96KB
MD54f8ffeeac5f937552a2b39f6e18c0f32
SHA18c06cfcb2a3a687666db5b084cd2fdf11dc91402
SHA2562b20c71511d67413bd13a44d28874fc69f0d534c550b3327d97fdb15e898fe6b
SHA512c28ca31e3453ebf9ccfa1829121e45b87e97fcac81ab5bd00cd5a0a9d6cb9a7e13c54dd15f5ed2ba9b305a55213ecaf2e24c28c30d3d8c4724dacdcabd4d11c3
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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
MD5ffe7a18792b9e05aa1a90e87a7dbb6c6
SHA103ae999a1aeb1f91e31a4a51eea4828b25b7a737
SHA256fc58628c22419e4809ae018103949d64a536b2d6f9301f02da24b8b7fb904d62
SHA5123ef309524f4895d8672ba467e94327d64f3c9e7b4e7998dc342de0b1b21140214b450a32788d2d51ffbc345bc4042a14d30b6d82aa2fb4365b276a5abfb37f56
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD56477941d91d03cd1117e5468b2961e63
SHA1944cc7e3fd623f2cc8f284d67f23ac3675352f65
SHA256d62beed2cb9bc77b8ebe1d9f5e5aab31aff45a7f96194c8bac41270e429c1c9d
SHA512033bdf3c70010bc5e2b92e7f0dc11367928ba4cd99cd1ecfb5ed603e81b2d8a93f3ae164ed710cf4c4766fd623c9ba3a42db9d2b05d786830bfa0da4aaad29cf
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{196FAF0C-D30B-11EF-AF2A-DEEFF298442C}.dat
Filesize4KB
MD554f7590df84cb788f6386fed7b681e91
SHA1ab805871bb5beface29ef2f791acd215dca18963
SHA25648c892647a5af03da3ed5eb6b444637f58b4b9bffbc6f5825f907d65bcb4ec23
SHA5127907e80067a92c78745439d2333e4026829c4f18b0cde301490e61012cccc00674b0397167d07a2e63396b87684f77a379ddf887dcbf979cdedd6551e00a000c
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{1972119F-D30B-11EF-AF2A-DEEFF298442C}.dat
Filesize5KB
MD557b588118b83bef54f7bb19bda77176d
SHA1286513ce2a2ce99f49b3b0f6fe81ad7bbe07d05e
SHA2566c1c278bd544673c4be8fc71342a6cb5204652ca4afcb8dde9248d59f412f6d1
SHA512c22bc13290da05456d46a7de2e042fa60b6f393438b1c53ab583d5af8ab056b30575213e3bf754a4e2a51ff9cba41916914f6af551c26bfddb9455b811a5c06f
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee