Analysis
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max time kernel
94s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-01-2025 19:45
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe
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Size
95KB
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MD5
f70a6cb5a1d2d5b0e7948f6266518e93
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SHA1
82f31365d110cdef10f4a5b8d687bc02512bca39
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SHA256
1087db18380e264dd3ffe520b047fd53126febed15ece2c287f107f0301d2317
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SHA512
87b4076697ca38bcc9ae453ec3fb3c8f51376e75858f197c74e106acc953dac15be6556560acd932f169dff7cc5b2a5a1056a2e2f2ccbf2517be44dfc494daa3
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SSDEEP
768:K06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:gR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2984 WaterMark.exe -
resource yara_rule behavioral2/memory/4636-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4636-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2984-25-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2984-29-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2984-32-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/memory/2984-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2984-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxB371.tmp JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4056 4812 WerFault.exe 83 -
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_f70a6cb5a1d2d5b0e7948f6266518e93.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 (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444176663" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3106653922" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3107591499" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157129" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157129" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3106497636" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157129" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157129" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E4B3EDD7-D77C-11EF-ADF2-FE5A08828E79} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3107591499" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E4B18AF4-D77C-11EF-ADF2-FE5A08828E79} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe 2984 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2984 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3408 iexplore.exe 116 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 3408 iexplore.exe 3408 iexplore.exe 116 iexplore.exe 116 iexplore.exe 3124 IEXPLORE.EXE 3124 IEXPLORE.EXE 4668 IEXPLORE.EXE 4668 IEXPLORE.EXE 3124 IEXPLORE.EXE 3124 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 4636 JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe 2984 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4636 wrote to memory of 2984 4636 JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe 82 PID 4636 wrote to memory of 2984 4636 JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe 82 PID 4636 wrote to memory of 2984 4636 JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe 82 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 4812 2984 WaterMark.exe 83 PID 2984 wrote to memory of 116 2984 WaterMark.exe 87 PID 2984 wrote to memory of 116 2984 WaterMark.exe 87 PID 2984 wrote to memory of 3408 2984 WaterMark.exe 88 PID 2984 wrote to memory of 3408 2984 WaterMark.exe 88 PID 116 wrote to memory of 4668 116 iexplore.exe 90 PID 116 wrote to memory of 4668 116 iexplore.exe 90 PID 116 wrote to memory of 4668 116 iexplore.exe 90 PID 3408 wrote to memory of 3124 3408 iexplore.exe 89 PID 3408 wrote to memory of 3124 3408 iexplore.exe 89 PID 3408 wrote to memory of 3124 3408 iexplore.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f70a6cb5a1d2d5b0e7948f6266518e93.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4636 -
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:2984 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 2084⤵
- Program crash
PID:4056
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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:116 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:116 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4668
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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:3408 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3408 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4812 -ip 48121⤵PID:1700
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD5f70a6cb5a1d2d5b0e7948f6266518e93
SHA182f31365d110cdef10f4a5b8d687bc02512bca39
SHA2561087db18380e264dd3ffe520b047fd53126febed15ece2c287f107f0301d2317
SHA51287b4076697ca38bcc9ae453ec3fb3c8f51376e75858f197c74e106acc953dac15be6556560acd932f169dff7cc5b2a5a1056a2e2f2ccbf2517be44dfc494daa3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD50ada2095c461df5a751955aa41dd491e
SHA18366c54b31e1ddc8016aa22aab8c83f73c690810
SHA25680cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09
SHA512135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5624cd4a54b09f0ba25e7d7a8b117b3ca
SHA1a424dde339d70b60a2894b98f0d2761ba20fb416
SHA256af86ebbc3b296c5b13ae682b600859a801f3ffa5c9bfd5d24a2b7d7fbf76cee2
SHA5125a9da1a32370983b850fc6b00e5df24a1323b7e1eaa7dfbf9560113a1d40ab6e817d21e28e8e8c47e9938954039aabd1d22e0b7f8b0c98c702cdf52f5a6c65bd
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD54b91b9cb4a98c8c6b25cfd5082895ef7
SHA16ddf1784e9c90e913e02f7eb35f8501a6d751c09
SHA2565607dfd235bb10c820fcde0630800409d1bbadfd12ada3f6048d08f91910e8fd
SHA51267947325c6bdbda3aef3c968de3f6e93f3b30efbe6d60c2162a35c5cc76b7c0043f675cab6ff0b1483be7a71f39e9665253a0f076e461efa7d042a0ea4165160
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E4B18AF4-D77C-11EF-ADF2-FE5A08828E79}.dat
Filesize4KB
MD5fa9110921aa6f62842a45a7186caf78b
SHA1456e7f0abc7ae5e0e588dbbb6f3a7731b0fde3bf
SHA256c70aff3c3fd07f8c7e9cb81a95de242d49ac099e4ee0a611225de4385868e3bc
SHA5126a14b2cbeff4d311ac1c659db6cb161975fd0e7230dce291afe571e13f2ceaa23e78c6a55b4b8742416575c81ea27f45cdf463f8749e663f744ea973bb5b6f6a
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E4B3EDD7-D77C-11EF-ADF2-FE5A08828E79}.dat
Filesize5KB
MD5cfab27b53ffa7bac27c1150ffa45cc38
SHA129012bf6df0f7699b9fb8cc4d36d7b2b5d97c2a2
SHA2567215e906a5ad77373fbcd3ad09574ef025d9dd063049d2d4ed93de9f94d4e607
SHA512e2277ea214d6ebc94c1c14d3c77b8ed0e2811e4e9df2bb484762ed4c1469240d41b1ae7d7032962827d305fbe99ca0066345d13df245caafcbc315a7adda0f9d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee