Analysis
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max time kernel
187s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14-10-2022 04:33
Static task
static1
Behavioral task
behavioral1
Sample
12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe
Resource
win10v2004-20220812-en
General
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Target
12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe
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Size
252KB
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MD5
047c156bac3a1b49b36d8654cfbfd462
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SHA1
63a61c568e0e55737168627ec14430189aa17e1a
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SHA256
12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b
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SHA512
7fbbe4dbb9d0c6465febc2869a6b854963ed7fe96110314e415ebcbef3ab3545c77a042996097fa2f8cdcfe12aaf1954b731f8a5dde988cb1b9ab88848bf4745
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SSDEEP
3072:lCfFBrDkiap75bTlxPCMwy6K9MHecBQ41pBYe6:lCfFtDg9JqS0Heo6
Malware Config
Signatures
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joker
Joker is an Android malware that targets billing and SMS fraud.
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Executes dropped EXE 2 IoCs
pid Process 1664 simc.tmp 5028 smap.tmp -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 3392 attrib.exe 2180 attrib.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation smap.tmp -
Loads dropped DLL 1 IoCs
pid Process 4516 rundll32.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\hsdfasd = "\"C:\\PROGRA~1\\FREERA~1\\tmp.\\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}\" hh.exe" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\GrpConv = "grpconv -o" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce rundll32.exe -
Drops file in Program Files directory 17 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\TheWorld 3\TheWorld.ini rundll32.exe File opened for modification C:\PROGRA~1\FREERA~1\░╦╪╘╔½═╝.url cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\╠╘▒ª╣║╬∩.url cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E} attrib.exe File opened for modification C:\PROGRA~1\FREERA~1\3.bat cmd.exe File created C:\Program Files\FreeRapid\2.bat 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe File opened for modification C:\PROGRA~1\FREERA~1\╟º═┼═┼╣║.url cmd.exe File created C:\PROGRA~1\INTERN~1\ieframe.dll cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\┐┤┐┤╡τ╙░.url cmd.exe File opened for modification C:\PROGRA~1\INTERN~1\ieframe.dll cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\tmp attrib.exe File opened for modification C:\PROGRA~1\FREERA~1\1.inf cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\2.inf cmd.exe File created C:\Program Files\FreeRapid\resv.bin 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe File created C:\Program Files\FreeRapid\1.bat 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe File created C:\Program Files\FreeRapid\4.bat 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe File opened for modification C:\PROGRA~1\FREERA~1\├└┼«└╓╘░.url cmd.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\windows\Comres.dll simc.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 runonce.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz runonce.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1174489942" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu5555.site\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "63" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu5555.site IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6A9938E4-4BAC-11ED-89AC-4AA92575F981} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30990265" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1174489942" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu5555.site IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1173396165" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30990265" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372508934" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "63" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30990265" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30990265" iexplore.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main reg.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "189" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main reg.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1173396165" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "63" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "126" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu5555.site\ = "63" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu5555.site\Total = "63" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "126" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.71628.com/?r" reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.71628.com/?r" reg.exe -
Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E} reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H) reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command\ = "wscript -e:vbs \"C:\\PROGRA~1\\FREERA~1\\3.bat\"" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E} reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\IsShortCut reg.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\68A12DE4422589E97E1C6396FE17B5024FE0547A simc.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\68A12DE4422589E97E1C6396FE17B5024FE0547A\Blob = 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 simc.tmp -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1664 simc.tmp 1664 simc.tmp -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeBackupPrivilege 1664 simc.tmp Token: SeRestorePrivilege 1664 simc.tmp Token: SeIncBasePriorityPrivilege 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe Token: SeIncBasePriorityPrivilege 5028 smap.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2352 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2352 iexplore.exe 2352 iexplore.exe 1408 IEXPLORE.EXE 1408 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1048 wrote to memory of 1664 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 82 PID 1048 wrote to memory of 1664 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 82 PID 1048 wrote to memory of 1664 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 82 PID 1664 wrote to memory of 1412 1664 simc.tmp 83 PID 1664 wrote to memory of 1412 1664 simc.tmp 83 PID 1664 wrote to memory of 1412 1664 simc.tmp 83 PID 1048 wrote to memory of 644 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 86 PID 1048 wrote to memory of 644 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 86 PID 1048 wrote to memory of 644 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 86 PID 1048 wrote to memory of 3900 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 87 PID 1048 wrote to memory of 3900 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 87 PID 1048 wrote to memory of 3900 1048 12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe 87 PID 644 wrote to memory of 1132 644 cmd.exe 88 PID 644 wrote to memory of 1132 644 cmd.exe 88 PID 644 wrote to memory of 1132 644 cmd.exe 88 PID 1132 wrote to memory of 2352 1132 cmd.exe 91 PID 1132 wrote to memory of 2352 1132 cmd.exe 91 PID 1132 wrote to memory of 4948 1132 cmd.exe 92 PID 1132 wrote to memory of 4948 1132 cmd.exe 92 PID 1132 wrote to memory of 4948 1132 cmd.exe 92 PID 1132 wrote to memory of 2736 1132 cmd.exe 94 PID 1132 wrote to memory of 2736 1132 cmd.exe 94 PID 1132 wrote to memory of 2736 1132 cmd.exe 94 PID 2736 wrote to memory of 4192 2736 cmd.exe 95 PID 2736 wrote to memory of 4192 2736 cmd.exe 95 PID 2736 wrote to memory of 4192 2736 cmd.exe 95 PID 2736 wrote to memory of 3908 2736 cmd.exe 96 PID 2736 wrote to memory of 3908 2736 cmd.exe 96 PID 2736 wrote to memory of 3908 2736 cmd.exe 96 PID 2736 wrote to memory of 2080 2736 cmd.exe 97 PID 2736 wrote to memory of 2080 2736 cmd.exe 97 PID 2736 wrote to memory of 2080 2736 cmd.exe 97 PID 644 wrote to memory of 5028 644 cmd.exe 98 PID 644 wrote to memory of 5028 644 cmd.exe 98 PID 644 wrote to memory of 5028 644 cmd.exe 98 PID 2736 wrote to memory of 1588 2736 cmd.exe 99 PID 2736 wrote to memory of 1588 2736 cmd.exe 99 PID 2736 wrote to memory of 1588 2736 cmd.exe 99 PID 2736 wrote to memory of 4196 2736 cmd.exe 100 PID 2736 wrote to memory of 4196 2736 cmd.exe 100 PID 2736 wrote to memory of 4196 2736 cmd.exe 100 PID 2736 wrote to memory of 3392 2736 cmd.exe 101 PID 2736 wrote to memory of 3392 2736 cmd.exe 101 PID 2736 wrote to memory of 3392 2736 cmd.exe 101 PID 2736 wrote to memory of 2180 2736 cmd.exe 102 PID 2736 wrote to memory of 2180 2736 cmd.exe 102 PID 2736 wrote to memory of 2180 2736 cmd.exe 102 PID 2736 wrote to memory of 3636 2736 cmd.exe 103 PID 2736 wrote to memory of 3636 2736 cmd.exe 103 PID 2736 wrote to memory of 3636 2736 cmd.exe 103 PID 3636 wrote to memory of 2864 3636 rundll32.exe 104 PID 3636 wrote to memory of 2864 3636 rundll32.exe 104 PID 3636 wrote to memory of 2864 3636 rundll32.exe 104 PID 2352 wrote to memory of 1408 2352 iexplore.exe 105 PID 2352 wrote to memory of 1408 2352 iexplore.exe 105 PID 2352 wrote to memory of 1408 2352 iexplore.exe 105 PID 2864 wrote to memory of 4832 2864 runonce.exe 106 PID 2864 wrote to memory of 4832 2864 runonce.exe 106 PID 2864 wrote to memory of 4832 2864 runonce.exe 106 PID 5028 wrote to memory of 2140 5028 smap.tmp 113 PID 5028 wrote to memory of 2140 5028 smap.tmp 113 PID 5028 wrote to memory of 2140 5028 smap.tmp 113 PID 644 wrote to memory of 4516 644 cmd.exe 115 PID 644 wrote to memory of 4516 644 cmd.exe 115 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3392 attrib.exe 2180 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe"C:\Users\Admin\AppData\Local\Temp\12e8ca4bcf45941c89025d441e9697f4171edacf8c487280814b92a412bada6b.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Users\Admin\AppData\Roaming\simc.tmpC:\Users\Admin\AppData\Roaming\simc.tmp2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c afc9fe2f418b00a0.bat3⤵PID:1412
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FMAMzwbd12.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\1.bat3⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1132 -
C:\PROGRA~1\INTERN~1\iexplore.exeC:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?716284⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2352 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1408
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C:\Windows\SysWOW64\rundll32.exerundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\1.inf4⤵PID:4948
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\2.bat4⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?r"" /f5⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:4192
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?r"" /f5⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:3908
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\tmp" /v "key" /d ""http://www.71628.com/?r"" /f5⤵PID:2080
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C:\Windows\SysWOW64\reg.exereg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f5⤵
- Modifies registry class
PID:1588
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C:\Windows\SysWOW64\reg.exereg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command" /v "" /d "wscript -e:vbs ""C:\PROGRA~1\FREERA~1\3.bat""" /f5⤵
- Modifies registry class
PID:4196
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C:\Windows\SysWOW64\attrib.exeattrib +s +h C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}5⤵
- Sets file to hidden
- Drops file in Program Files directory
- Views/modifies file attributes
PID:3392
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C:\Windows\SysWOW64\attrib.exeattrib +s +h C:\PROGRA~1\FREERA~1\tmp5⤵
- Sets file to hidden
- Drops file in Program Files directory
- Views/modifies file attributes
PID:2180
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C:\Windows\SysWOW64\rundll32.exerundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\2.inf5⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Windows\SysWOW64\runonce.exe"C:\Windows\system32\runonce.exe" -r6⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Windows\SysWOW64\grpconv.exe"C:\Windows\System32\grpconv.exe" -o7⤵PID:4832
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C:\Users\Admin\AppData\Roaming\smap.tmpC:\Users\Admin\AppData\Roaming\smap.tmp3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Roaming\smap.tmp > nul4⤵PID:2140
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\PROGRA~1\FreeRapid\resv.bin,MainLoad3⤵
- Loads dropped DLL
- Drops file in Program Files directory
PID:4516
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\12E8CA~1.EXE > nul2⤵PID:3900
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD5f59c020b88707c94bcfc2e0ea04071c3
SHA1e763297568bbbf1604f78c0775c5e4c3eea0ebe9
SHA2569f9395959e8ef547909b8926eb48829048e12b1aaee324774ff5792636329fcd
SHA51222eecdbdb8bc2dde2c7323b35869650c5c12b32cdf8d604a28e7331fe65dcf32f0e2d443723b2a256042ef8b0ad7c840ccd8fc4b644527c645aac0a1fd2ff343
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Filesize
492B
MD534c14b8530e1094e792527f7a474fe77
SHA1f71c4e9091140256b34c18220d1dd1efab1f301d
SHA256fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713
SHA51225bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2
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Filesize
3KB
MD52b86dd7503205cc7e712ac0dd02a4058
SHA15926efd2c406c52f48528f8cb81299c2a31346b8
SHA256c5b8452983f75115cf8fb4e83e64bd6f0a5521e8e80e60a8737b6b62526d655c
SHA512b7e6326ff2ab3a8441d0c3db2fdbcfb2f28a85458d8aea6a118a7b434c4e6ed386a602d2a62589ca64c90a75d630fe11e654024bf2abef4ff967274216f0486f
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Filesize
230B
MD5f6dcb2862f6e7f9e69fb7d18668c59f1
SHA1bb23dbba95d8af94ecc36a7d2dd4888af2856737
SHA256c68fe97c64b68f00b3cc853ae6a6d324b470a558df57eac2593487978592eb2c
SHA512eefe630b776d2144df39e9c385824374b3d546e30293d7efe10cc2d6bf6f2c932162bf80add1c8ca58afcc868ad02b3ffc104c0f111f3827f4385ee9f26f5e75
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Filesize
5.8MB
MD54e5a0421385860aef3b2a8159604e669
SHA13edfe6eb2beca3f5714d9b18a205c3c26c7d8304
SHA256345ce82c1b5deeaf3d021097c375b32e39865388e232a0fb1ee22168a4c7ea43
SHA512c37e52f2774420a4b19d1b359605385c25614e416b42b75d43a508152b43b721abc9822ad26c7d299630ab7d156321c01d9512c2d62946dd2c520e0700d3d0d2
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Filesize
57.2MB
MD5939ae5384f95a1afa27005051f860130
SHA1d26ce81d9bd2e1e854d58de6d673d490058f86c0
SHA25667767e6e1c561ebbbda0cab8fc1ea7436b4b1df7da28492064f1b967efb827ef
SHA512734938141521caf0213f48b85ea030e28784715ed9bfe9817ce0e1e1e87d99ac5e1f18287623e2eb9a4ce17b6b718f4d7f92a57e41ecbb38e8eb3bcc511eb04b
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Filesize
57.2MB
MD5939ae5384f95a1afa27005051f860130
SHA1d26ce81d9bd2e1e854d58de6d673d490058f86c0
SHA25667767e6e1c561ebbbda0cab8fc1ea7436b4b1df7da28492064f1b967efb827ef
SHA512734938141521caf0213f48b85ea030e28784715ed9bfe9817ce0e1e1e87d99ac5e1f18287623e2eb9a4ce17b6b718f4d7f92a57e41ecbb38e8eb3bcc511eb04b
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Filesize
779B
MD5fa238ec1516a0cbb877b31b975cf9051
SHA1ee49a2e199ccb1146e5ec9596e310f6a4e3e1e27
SHA2561991571c918d70e8cb40161acf8e62c31b085793cc272da6860a36dcf000572f
SHA5128f0b28a0002781cc2dca26dd7ee154c6ef9a1b64e4667fc73d6c0926d55593100cf7c3ef29a76bd9b9344d2591edea60c4792e175f130ba9ee405aea4546200a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\69C6F6EC64E114822DF688DC12CDD86C
Filesize240B
MD5e9a1e4679dd3a8842302e97f1c062d16
SHA10cd380d2c0c77c12e0dddc8364f8c35dc3049a2b
SHA2564388ca5659df679775328cc48ccbdb7ee2d4c1c1afacaad445ad297d6fd98398
SHA512767c20ab5a5f8695b598161831858d841db9667f9fb1983836704a008be0fdac0a45c8f7f911b0a75ca5dbf43f00592125443999fb0fd79d7d6d825957847a83
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\69C6F6EC64E114822DF688DC12CDD86C
Filesize240B
MD5e9a1e4679dd3a8842302e97f1c062d16
SHA10cd380d2c0c77c12e0dddc8364f8c35dc3049a2b
SHA2564388ca5659df679775328cc48ccbdb7ee2d4c1c1afacaad445ad297d6fd98398
SHA512767c20ab5a5f8695b598161831858d841db9667f9fb1983836704a008be0fdac0a45c8f7f911b0a75ca5dbf43f00592125443999fb0fd79d7d6d825957847a83
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\69C6F6EC64E114822DF688DC12CDD86C
Filesize240B
MD5e9a1e4679dd3a8842302e97f1c062d16
SHA10cd380d2c0c77c12e0dddc8364f8c35dc3049a2b
SHA2564388ca5659df679775328cc48ccbdb7ee2d4c1c1afacaad445ad297d6fd98398
SHA512767c20ab5a5f8695b598161831858d841db9667f9fb1983836704a008be0fdac0a45c8f7f911b0a75ca5dbf43f00592125443999fb0fd79d7d6d825957847a83
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Filesize
1KB
MD55032754a12fdf60e009e470331032136
SHA199932f26a26ef9c7df5c79f5dcfc55552e4334ca
SHA25629bb443d57543106c4f54d8ce4feb1a9274ca2ab12eda91d3381a5d966246ec2
SHA5128902c374246319873343d10feda1853c64c6f189f902a153f5f4720a45c519312bb42b4176047b07ba89f79131ab6016abda53fa9c5b03407156f7ce99cda8bc
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Filesize
150B
MD5a46b691be5eee69ff975ca45c311f018
SHA13b9bed578b7554252eb88f900ce398f25d01910a
SHA256a29ce165a0fbd6c8dfec21c891ac2a4d385ef1f7b29e92ae46b131e6694628f4
SHA5126b8acaa1871b6cb8d68bbabc48146b56f267abb329b9ac2357ac70911fd15bd668ff49260e12d54812fd4f066eed67e311414828ddbc3b9068b8b998edb9c08e
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Filesize
2KB
MD53d15f5598c7304d4620c459d16b672d6
SHA1d5fd318f2347ef63c062aef5658c5ad5934107c6
SHA25630d8d0e43a0eece7b003fbeb6077a07e910afe03199d3d0022fae0d4be94b7f6
SHA51209c2b357d31851c209d078e3787407555710b2b837ad94f11f9d113259a7f8bdda199c2cea45ab6338d1a8e4ec94f0cb663f13260c4e47383886cb897e9b9a10
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Filesize
691B
MD5904b2d66b5bf080e83884f8419e1d0da
SHA1a4d36ee888df458e7ca2c5e7e431fa173f224b98
SHA256f3bb934abf0053d7c155b836ea4fc953c4746c6f5e238619cc5f0aeb74ab408b
SHA512c435396982c5806379012302b0b8e68ebad2bced4866b30d1a509494576355c38625e1fb94147bfef369459fd530df250b0c53a68b7e08a88caffd2f7b24be31
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Filesize
89KB
MD56d6b243ebc48945349f41014f10055c6
SHA16be0111225ab03da5001ccea5d0c42882d430d0c
SHA25630c4662ca5ddfebd9b4c20e53a843fa5e69c9663cf40b8715b7c7bf7946f1725
SHA512955eb150787cc10d2cb0f8f59009368d65c2b6d5cecd2914eb5a09915869f2cd6dfdbdfc387becef989567b4c195d162afabcbb6d57e8069fb43cd0ab2c00e45
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Filesize
89KB
MD56d6b243ebc48945349f41014f10055c6
SHA16be0111225ab03da5001ccea5d0c42882d430d0c
SHA25630c4662ca5ddfebd9b4c20e53a843fa5e69c9663cf40b8715b7c7bf7946f1725
SHA512955eb150787cc10d2cb0f8f59009368d65c2b6d5cecd2914eb5a09915869f2cd6dfdbdfc387becef989567b4c195d162afabcbb6d57e8069fb43cd0ab2c00e45
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Filesize
57.2MB
MD5977088bd930c47bade6ae4616288d60b
SHA132531e9574c43349636f477158d5daca37ff8f7f
SHA256d94b9e323d60a7daccd63b1752701bcef0146c1e2d18bd1cc79ee6e579ab5605
SHA5127ca9c5aeaae5d37c3d3a2584aa22e460127ce7bd2c562d2f70fa3e125ef8ddd3fa7246debb2b0282cb19f0c9f7e08f886fdc88deb536027d438c08b03d3ca59a
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Filesize
57.2MB
MD5977088bd930c47bade6ae4616288d60b
SHA132531e9574c43349636f477158d5daca37ff8f7f
SHA256d94b9e323d60a7daccd63b1752701bcef0146c1e2d18bd1cc79ee6e579ab5605
SHA5127ca9c5aeaae5d37c3d3a2584aa22e460127ce7bd2c562d2f70fa3e125ef8ddd3fa7246debb2b0282cb19f0c9f7e08f886fdc88deb536027d438c08b03d3ca59a