Analysis
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max time kernel
94s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 21:24
Static task
static1
Behavioral task
behavioral1
Sample
deecff79f2e318ec28cb6b09a5240208_JaffaCakes118.dll
Resource
win7-20240903-en
General
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Target
deecff79f2e318ec28cb6b09a5240208_JaffaCakes118.dll
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Size
148KB
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MD5
deecff79f2e318ec28cb6b09a5240208
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SHA1
e63bfaa79707de9ac686cca86c968294a7a6d55f
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SHA256
5ab4767f4c76601d4f451ae5b5a6a7c458c53f7d589c1ae276fe3d3c4e3c6fa5
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SHA512
8bf353f91c39f7d17d04107df771475c43cb5152bbc4ab54b9ea69eeddcf2088c5fc522dfdf00d7e34840deeeb68da3dab049c27dc4912540e752d074546a059
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SSDEEP
3072:WnivvB+kylk7CVxyI8pa0tKIZv8q+/iTETJNBi3F3l:0inBL2gxZv8q+/iTuHi1
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation jFVnPayM4 -
Executes dropped EXE 2 IoCs
pid Process 1048 jFVnPayM4 4672 iorxjgedknceugqa.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
pid pid_target Process procid_target 4112 4816 WerFault.exe 85 3900 1884 WerFault.exe 83 3944 1144 WerFault.exe 104 -
System Location Discovery: System Language Discovery 1 TTPs 7 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 iorxjgedknceugqa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jFVnPayM4 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31131171" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31131171" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31131171" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1810447049" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31131171" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{975E4F7E-7216-11EF-AC6B-FA03B01A99D1} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1808259620" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1808259620" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2007634719" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433027657" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1884 rundll32.exe 1884 rundll32.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 656 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 1048 jFVnPayM4 Token: SeDebugPrivilege 1048 jFVnPayM4 Token: SeSecurityPrivilege 4672 iorxjgedknceugqa.exe Token: SeLoadDriverPrivilege 4672 iorxjgedknceugqa.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5088 IEXPLORE.EXE 5088 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 5088 IEXPLORE.EXE 5088 IEXPLORE.EXE 4472 IEXPLORE.EXE 4472 IEXPLORE.EXE 4472 IEXPLORE.EXE 4472 IEXPLORE.EXE 5088 IEXPLORE.EXE 5088 IEXPLORE.EXE 1580 IEXPLORE.EXE 1580 IEXPLORE.EXE 1580 IEXPLORE.EXE 1580 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 2912 wrote to memory of 1884 2912 rundll32.exe 83 PID 2912 wrote to memory of 1884 2912 rundll32.exe 83 PID 2912 wrote to memory of 1884 2912 rundll32.exe 83 PID 1884 wrote to memory of 1048 1884 rundll32.exe 84 PID 1884 wrote to memory of 1048 1884 rundll32.exe 84 PID 1884 wrote to memory of 1048 1884 rundll32.exe 84 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4816 1048 jFVnPayM4 85 PID 1048 wrote to memory of 4372 1048 jFVnPayM4 101 PID 1048 wrote to memory of 4372 1048 jFVnPayM4 101 PID 1048 wrote to memory of 4372 1048 jFVnPayM4 101 PID 4372 wrote to memory of 5088 4372 iexplore.exe 102 PID 4372 wrote to memory of 5088 4372 iexplore.exe 102 PID 5088 wrote to memory of 4472 5088 IEXPLORE.EXE 103 PID 5088 wrote to memory of 4472 5088 IEXPLORE.EXE 103 PID 5088 wrote to memory of 4472 5088 IEXPLORE.EXE 103 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 1144 1048 jFVnPayM4 104 PID 1048 wrote to memory of 2600 1048 jFVnPayM4 108 PID 1048 wrote to memory of 2600 1048 jFVnPayM4 108 PID 1048 wrote to memory of 2600 1048 jFVnPayM4 108 PID 2600 wrote to memory of 3200 2600 iexplore.exe 109 PID 2600 wrote to memory of 3200 2600 iexplore.exe 109 PID 5088 wrote to memory of 1580 5088 IEXPLORE.EXE 110 PID 5088 wrote to memory of 1580 5088 IEXPLORE.EXE 110 PID 5088 wrote to memory of 1580 5088 IEXPLORE.EXE 110 PID 1048 wrote to memory of 4672 1048 jFVnPayM4 112 PID 1048 wrote to memory of 4672 1048 jFVnPayM4 112 PID 1048 wrote to memory of 4672 1048 jFVnPayM4 112
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\deecff79f2e318ec28cb6b09a5240208_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\deecff79f2e318ec28cb6b09a5240208_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Users\Admin\AppData\Local\Temp\jFVnPayM4"jFVnPayM4"3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:4816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 2045⤵
- Program crash
PID:4112
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5088 CREDAT:17410 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4472
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5088 CREDAT:17416 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1580
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:1144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 2085⤵
- Program crash
PID:3944
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
PID:3200
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C:\Users\Admin\AppData\Local\Temp\iorxjgedknceugqa.exe"C:\Users\Admin\AppData\Local\Temp\iorxjgedknceugqa.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4672
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 7923⤵
- Program crash
PID:3900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4816 -ip 48161⤵PID:5028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1884 -ip 18841⤵PID:3864
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1144 -ip 11441⤵PID:1776
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD584231e6b703a4b64fa601076af9e016a
SHA1210e330be937e617085d28bf356c990a49dce0a5
SHA256e10b7b5f4f3291d340cebafd2d87bbec8689ffb1750a813a2887b6cd31ce61b3
SHA512e13fcb1e344dbd4cd9429faa51f61615ce602908e3eabb7ae9190e745f38747b62b563ca9c0c71abecff1fc398afd2652d32ec37511061d2dff2356aaad0b8d4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD582d9f4716306764e81cf132d1443668e
SHA135b4729d90e289842c7682edd79fc02379e32989
SHA256898eeef721d490da902818a7bade9f38220149a16b648e7591e7d7ba711a366c
SHA51203ade0ebbfc5d1db0bb3255b0a03c3fe29b84397097d73054f219989a9cbce0570f02f1f0b03b3cb326e82088a617b94fa95b45777b60fd025475d73426a8635
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
95KB
MD5728a53df2a3d2f5307fe1cc77179d2a5
SHA1a3c9de63748878de218c872e97eef0de767df853
SHA256d9ee5d0e2dd387be3a501cc88cb2b2b310016cdedd7a83be402c203e4dc76e9e
SHA5127496a435296ca0b08b554fb779ab3eb6709064a480a93e6f948f14a072cfbc1fe7e7ac8a31ea572b7a9910ad6b3d6e2019993bfd609d199cefd61c609c7fe893