Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 04:24
Static task
static1
Behavioral task
behavioral1
Sample
29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe
Resource
win7-20240903-en
General
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Target
29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe
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Size
95KB
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MD5
7298b6f583a7a5a3fad8adbacb8f22d0
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SHA1
fec8a84f2ce60c2bb0fd5c4595842c697c82cb73
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SHA256
29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317
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SHA512
344f2907355b13b3fd112e8130a5f9043e0b2ce8194b83c7d32a0959d2eafc67d4099fcf2de2574ea164fcb05cb9c74ac084c892bad7a8430bb7e9755dcff807
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SSDEEP
1536:e3Ynb+B0cU3rkgqre/s9/Vbr27lbOgm3MhSn/s8Xo48FNSF5E8k8jwaaHw7Koj4K:EYnb+BR6X0/VbcbIMhe/nXo/eFFk8jw4
Malware Config
Signatures
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Ramnit family
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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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe -
Executes dropped EXE 1 IoCs
pid Process 4260 dajyyjauwkqcqwvb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 3904 3004 WerFault.exe 83 2184 3428 WerFault.exe 102 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dajyyjauwkqcqwvb.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157255" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157255" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444230668" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1990419632" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1992137954" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2189950430" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A23E9CC1-D7FA-11EF-A7EA-E26222BAF6A3} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157255" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe Token: SeDebugPrivilege 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe Token: SeSecurityPrivilege 4260 dajyyjauwkqcqwvb.exe Token: SeLoadDriverPrivilege 4260 dajyyjauwkqcqwvb.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3612 IEXPLORE.EXE 3612 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3612 IEXPLORE.EXE 3612 IEXPLORE.EXE 316 IEXPLORE.EXE 316 IEXPLORE.EXE 316 IEXPLORE.EXE 316 IEXPLORE.EXE 3612 IEXPLORE.EXE 3612 IEXPLORE.EXE 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 3004 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 83 PID 3132 wrote to memory of 60 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 90 PID 3132 wrote to memory of 60 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 90 PID 3132 wrote to memory of 60 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 90 PID 60 wrote to memory of 3612 60 iexplore.exe 91 PID 60 wrote to memory of 3612 60 iexplore.exe 91 PID 3612 wrote to memory of 316 3612 IEXPLORE.EXE 93 PID 3612 wrote to memory of 316 3612 IEXPLORE.EXE 93 PID 3612 wrote to memory of 316 3612 IEXPLORE.EXE 93 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 3428 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 102 PID 3132 wrote to memory of 1108 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 107 PID 3132 wrote to memory of 1108 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 107 PID 3132 wrote to memory of 1108 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 107 PID 1108 wrote to memory of 3908 1108 iexplore.exe 108 PID 1108 wrote to memory of 3908 1108 iexplore.exe 108 PID 3612 wrote to memory of 1696 3612 IEXPLORE.EXE 109 PID 3612 wrote to memory of 1696 3612 IEXPLORE.EXE 109 PID 3612 wrote to memory of 1696 3612 IEXPLORE.EXE 109 PID 3132 wrote to memory of 4260 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 112 PID 3132 wrote to memory of 4260 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 112 PID 3132 wrote to memory of 4260 3132 29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe"C:\Users\Admin\AppData\Local\Temp\29a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:3004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 2083⤵
- Program crash
PID:3904
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:60 -
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:3612 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3612 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:316
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3612 CREDAT:17416 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1696
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:3428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 2083⤵
- Program crash
PID:2184
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1108 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
PID:3908
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C:\Users\Admin\AppData\Local\Temp\dajyyjauwkqcqwvb.exe"C:\Users\Admin\AppData\Local\Temp\dajyyjauwkqcqwvb.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3004 -ip 30041⤵PID:744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3428 -ip 34281⤵PID:4688
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
MD5fbd57568c7e969025fd7a77d6a9e5f45
SHA1d8c221556c7dbeb55cbfe80a3006b6578e2ae4bd
SHA256b820d32dc781d4a3af1cc452d73d4f57e1d963da4cdec90cb0660837657c8328
SHA512c8d4e5b78e01570d02f0953bd0ebd818ed2985dfc5006ba39ce101693f1bc9de8550b9149d3028911ec5c1371b813f0bc8391d10294e04022b52a91c3d47f5cf
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5d314519973de81a1a1cf56693e1875b0
SHA12a96f9a850bfb1fab076f9965a739b0be72acfba
SHA25604aabade5107f5e9f15a6a265780cd2d0dce07fa895961ad5b50dde78dc236b6
SHA51276e943d4595863c7ac4e22ea6fa49694d6121ec8fe2728982bc169939764252193e57008fec37dc8eea6502eb5c84113ec86ab13e1cb24514c4ef5cdc54a1124
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
95KB
MD57298b6f583a7a5a3fad8adbacb8f22d0
SHA1fec8a84f2ce60c2bb0fd5c4595842c697c82cb73
SHA25629a23ae38297bd271a54c7d575653f69fd006e775a81d7988dbffccf38514317
SHA512344f2907355b13b3fd112e8130a5f9043e0b2ce8194b83c7d32a0959d2eafc67d4099fcf2de2574ea164fcb05cb9c74ac084c892bad7a8430bb7e9755dcff807