Analysis
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max time kernel
94s -
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 03:06
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_4b73902447054db751f5480de7332a18.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_4b73902447054db751f5480de7332a18.exe
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Size
95KB
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MD5
4b73902447054db751f5480de7332a18
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SHA1
0dbfe6410d8438c08257eaa00f8e08305972bff3
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SHA256
2847525c8ac61e2844c25885cd741b39fe4c31b8b47097a19b87a98c8c9e6842
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SHA512
ee6dae2936badd52ac68ee31a0d3084a3b1a156651a4d33ae23de370e680647a95cc648a9ea200da0fcf0ed980990bb6d6a6e0e4db67c851f021c0262788c2f7
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SSDEEP
768:Q06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:eR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 4684 WaterMark.exe -
resource yara_rule behavioral2/memory/4216-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4684-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4684-26-0x0000000000400000-0x0000000000439000-memory.dmp upx behavioral2/memory/4216-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4216-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4216-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4216-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4216-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4216-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4684-29-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4684-37-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4684-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxCA16.tmp JaffaCakes118_4b73902447054db751f5480de7332a18.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4b73902447054db751f5480de7332a18.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4b73902447054db751f5480de7332a18.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3776 1012 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_4b73902447054db751f5480de7332a18.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 Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443675378" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155962" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2481879373" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155962" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BF90D9FA-D2ED-11EF-B9D5-CA65FB447F0B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2481879373" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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 (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155962" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2484535414" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155962" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2484691636" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BF8E7808-D2ED-11EF-B9D5-CA65FB447F0B} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe 4684 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4684 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3564 iexplore.exe 4944 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 4944 iexplore.exe 4944 iexplore.exe 3564 iexplore.exe 3564 iexplore.exe 1540 IEXPLORE.EXE 1540 IEXPLORE.EXE 5068 IEXPLORE.EXE 5068 IEXPLORE.EXE 1540 IEXPLORE.EXE 1540 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 4216 JaffaCakes118_4b73902447054db751f5480de7332a18.exe 4684 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4216 wrote to memory of 4684 4216 JaffaCakes118_4b73902447054db751f5480de7332a18.exe 82 PID 4216 wrote to memory of 4684 4216 JaffaCakes118_4b73902447054db751f5480de7332a18.exe 82 PID 4216 wrote to memory of 4684 4216 JaffaCakes118_4b73902447054db751f5480de7332a18.exe 82 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 1012 4684 WaterMark.exe 83 PID 4684 wrote to memory of 4944 4684 WaterMark.exe 87 PID 4684 wrote to memory of 4944 4684 WaterMark.exe 87 PID 4684 wrote to memory of 3564 4684 WaterMark.exe 88 PID 4684 wrote to memory of 3564 4684 WaterMark.exe 88 PID 4944 wrote to memory of 5068 4944 iexplore.exe 89 PID 4944 wrote to memory of 5068 4944 iexplore.exe 89 PID 4944 wrote to memory of 5068 4944 iexplore.exe 89 PID 3564 wrote to memory of 1540 3564 iexplore.exe 90 PID 3564 wrote to memory of 1540 3564 iexplore.exe 90 PID 3564 wrote to memory of 1540 3564 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b73902447054db751f5480de7332a18.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b73902447054db751f5480de7332a18.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4216 -
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:4684 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 2044⤵
- Program crash
PID:3776
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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:4944 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4944 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5068
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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:3564 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3564 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1012 -ip 10121⤵PID:2072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD54b73902447054db751f5480de7332a18
SHA10dbfe6410d8438c08257eaa00f8e08305972bff3
SHA2562847525c8ac61e2844c25885cd741b39fe4c31b8b47097a19b87a98c8c9e6842
SHA512ee6dae2936badd52ac68ee31a0d3084a3b1a156651a4d33ae23de370e680647a95cc648a9ea200da0fcf0ed980990bb6d6a6e0e4db67c851f021c0262788c2f7
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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
MD5fdac1e8af86c51398b730c3119684a89
SHA1dc1810e5cc27315b8b2cf79fac77a06df3e87653
SHA25690d1c60cac7a052e8feb8f50a01ea5b7b2e78609dca695a4ff2ef4f39687a386
SHA512f8324e36761fe8592accd1bec32898c01ccfadbab1c242e97610a736cb798d43fee12133f67d2428cd152d752556cc89056a816ca8dc33825e3914cc25fa8552
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD572988cca9325c167734d5dbc12867785
SHA137ad32aed96126659d77156f6cddc8f687d61b09
SHA2565bc0f71370c2b336bdbad9fd52f2b749b0d8959ec248bc7467d6ac51f8f2a40d
SHA5129a85aad2eb18c8475874b94b5d47df9db2cdfef3fc0ef299133be9937ef2eb7307656cb6718d451f6cb0f8531fe1d7f0f2535b0ad34776ebe87c0d34eb9c0277
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BF8E7808-D2ED-11EF-B9D5-CA65FB447F0B}.dat
Filesize3KB
MD5442b8337c7adebcc27e2f6cafffdc682
SHA1069fe852c325e2efdbe89d2b08d4c5451a41a1f7
SHA2567cda61c9d56be17b11a11ed7ba49dd49b345dafae09c6bdd78d674df0cbd4d34
SHA5127d77671c81c44bc910edbeb186e0b849e617233acfc2000b6cb3b48cbcc84922f4717522085dac46189c1fb830e0e5092784192933838efd612835741fcc1d76
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BF90D9FA-D2ED-11EF-B9D5-CA65FB447F0B}.dat
Filesize5KB
MD5984673f2da16e1d778ce448b1e489c38
SHA1931526e5b12d4c208a0b510ecd30ae06a6c828a3
SHA256b9f765b1b697ad7b7fc3b89d10a8de6b32ae5757ac4f5d9c53cef3d133d8343c
SHA512aeaed4c693d29fdaad43eced2c4ba3e78a545a3e466371e22e18151262b5d88e44890dd232c79805973f5550a82fd093cfe36705bffffd2ccb0c2cfdf95e9c00
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee