Analysis
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max time kernel
93s -
max time network
147s -
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 14:25
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe
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Size
95KB
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MD5
3ecbf128cf4880643399faeb0e1481aa
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SHA1
087d74de76b891722b69ea4888d50ca0f35164f7
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SHA256
149a0cf3e399ab0a0cd2dacb83ea607a10878c91f995125eaec31a9d83a01ce1
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SHA512
ef5a44db5d6dc12504ccf114e8f2c099f3e50d736e3ae0eecf759c620eaf965b13b0615230ce9499ae54ee9f84ee4d64f6e73a8a006a4963b13e34c353201664
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SSDEEP
768:UM06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYwK:DR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 3648 WaterMark.exe -
resource yara_rule behavioral2/memory/2304-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-12-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3648-22-0x0000000000400000-0x0000000000455000-memory.dmp upx behavioral2/memory/2304-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3648-33-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3648-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3648-37-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxA587.tmp JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1980 4396 WerFault.exe 88 -
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_3ecbf128cf4880643399faeb0e1481aa.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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" 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 (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" 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\WindowsSearch\Version = "WS not running" 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\Recovery\PendingRecovery\AdminActive = "0" 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 = "1353221373" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155856" 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 Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7C2E4888-D283-11EF-BDBF-7ECF469E42CC} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main 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 = "31155856" iexplore.exe 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 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 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 = "1354939824" 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 Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155856" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1353221373" 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\Main\CompatibilityFlags = "0" 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 (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\DomainSuggestion 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\DomainSuggestion\NextUpdateDate = "443629739" 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 Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 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 = "1354939824" 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\{7C2BE677-D283-11EF-BDBF-7ECF469E42CC} = "0" 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\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155856" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe 3648 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3648 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3328 iexplore.exe 1676 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1676 iexplore.exe 1676 iexplore.exe 3328 iexplore.exe 3328 iexplore.exe 4372 IEXPLORE.EXE 4372 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 4372 IEXPLORE.EXE 4372 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2304 JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe 3648 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2304 wrote to memory of 3648 2304 JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe 87 PID 2304 wrote to memory of 3648 2304 JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe 87 PID 2304 wrote to memory of 3648 2304 JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe 87 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 4396 3648 WaterMark.exe 88 PID 3648 wrote to memory of 3328 3648 WaterMark.exe 92 PID 3648 wrote to memory of 3328 3648 WaterMark.exe 92 PID 3648 wrote to memory of 1676 3648 WaterMark.exe 93 PID 3648 wrote to memory of 1676 3648 WaterMark.exe 93 PID 1676 wrote to memory of 1400 1676 iexplore.exe 95 PID 1676 wrote to memory of 1400 1676 iexplore.exe 95 PID 1676 wrote to memory of 1400 1676 iexplore.exe 95 PID 3328 wrote to memory of 4372 3328 iexplore.exe 96 PID 3328 wrote to memory of 4372 3328 iexplore.exe 96 PID 3328 wrote to memory of 4372 3328 iexplore.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2304 -
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:3648 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 2044⤵
- Program crash
PID:1980
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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:3328 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3328 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4372
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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:1676 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1676 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4396 -ip 43961⤵PID:1192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD53ecbf128cf4880643399faeb0e1481aa
SHA1087d74de76b891722b69ea4888d50ca0f35164f7
SHA256149a0cf3e399ab0a0cd2dacb83ea607a10878c91f995125eaec31a9d83a01ce1
SHA512ef5a44db5d6dc12504ccf114e8f2c099f3e50d736e3ae0eecf759c620eaf965b13b0615230ce9499ae54ee9f84ee4d64f6e73a8a006a4963b13e34c353201664
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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
MD5592c9c7f519379f23c5ab53d877c640b
SHA10d7268f0b18a7b46339da271fd66c3e512eff871
SHA25607f78689721d3e6eee4977b66697a22c3069d0b20a79197226207a91b2813540
SHA512cf112a5ed3c4d46edafba45a6902aa7252b9c693de6c9543331923eeb137a737053344094c0715a84d3500f80b951060ff48cf5236d3ce228ec640b8ead07ec0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD50059a7d3ffd08015484b6968a7725040
SHA1c17ceffc7000131d6639fdc7c0c230b003b48955
SHA256cdc9d94ed4445cc630886344ba38f4060cb108c5ac912e99d1974af038371a93
SHA512fa0d448907a3cc0c8f32259bf55032e91eff34ead9c2b0ccafa2e3828857fe36c5b37e854399410513e226c93927f241c19ca7c40e23da4e1dce716ad4a4dc0b
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7C2BE677-D283-11EF-BDBF-7ECF469E42CC}.dat
Filesize5KB
MD59930e7b454a942f196212853901827c0
SHA16cc588f0fdc15cfbc1f9f494bb3fa82e9aeab3a7
SHA2565cf1673c7961b4b84f342404b8c87d4cf68dfb1c8e5d43d27189f38349448905
SHA512e26d091851370608fa4fb49b0bdde31c407c4e6786e9fe9730c4e94be19f50a81fa0c00ba18692ed408c23bf6d664f646dd502e1a45c954a5a4d97935cc7d4e4
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7C2E4888-D283-11EF-BDBF-7ECF469E42CC}.dat
Filesize3KB
MD519528de21ef320a3ec30de9027c18af8
SHA1a5c3d891e5ec2ccf0b4fc13e6c03168b99b0a7ae
SHA25692ad58bb90646c2edf0d972dde07dc89c13716e2e0e454315e41b3f0ffac1cb6
SHA512a525e9f8b6a23c34dd2987aa2a0edbb4dd7923dec26915b6fb12984f9a677a9d383755d72fa32c78899351c837c40eb3484e70de97c4dcda615b6836fa139eec
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee