Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2022 00:00
Static task
static1
Behavioral task
behavioral1
Sample
57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe
Resource
win10v2004-20220812-en
General
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Target
57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe
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Size
74KB
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MD5
2bbe0c466cd442c9d414d015a5d92d31
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SHA1
a467af9a966d6d000282a4256ff6d17a7b0247df
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SHA256
57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7
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SHA512
f079732452fa730ac73acba4fe353a7cba1c235b779c469e4859379690627c24b2618f3108036cfc3c616dd7e9cb6e31bf36a7cf4d35741df30e02a8406f66fa
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SSDEEP
1536:wUBCVCilCsiPLIF5C7WLoFSurN6b4PFweJHwt3S/Bd9x57N89h0eb:wUBCCil7CaMWLokHMPy3+Nwb
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 3720 loader.tmp 316 inl3D88.tmp -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 3128 attrib.exe 3004 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation inl3D88.tmp -
Loads dropped DLL 1 IoCs
pid Process 4184 rundll32.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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 -
Drops file in Program Files directory 18 IoCs
description ioc Process File opened for modification C:\PROGRA~1\INTERN~1\ieframe.dll cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\2.inf cmd.exe File created C:\Program Files\FreeRapid\loader.tmp 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.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:\Program Files (x86)\TheWorld 3\TheWorld.ini rundll32.exe File created C:\Program Files\FreeRapid\1.bin 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe File created C:\Program Files\FreeRapid\2.bat 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe File created C:\Program Files\FreeRapid\4.bat 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.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\1.inf cmd.exe File opened for modification C:\PROGRA~1\FREERA~1\tmp attrib.exe File created C:\Program Files\FreeRapid\1.bat 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe File opened for modification C:\PROGRA~1\FREERA~1\├└┼«└╓╘░.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 opened for modification C:\PROGRA~1\FREERA~1\┐┤┐┤╡τ╙░.url cmd.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\windows\Comres.dll loader.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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main reg.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 203ba52bcecbd801 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "63" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu430.site\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "547256086" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "63" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "533035807" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30985166" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "126" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "370318863" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu430.site IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30985166" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e2728ad8693e804caf0ad2c227b14216000000000200000000001066000000010000200000005ca711bc344c2dfbcf9560dfc8c535ea1ba02782115f8802d09f8447d4ab903c000000000e8000000002000020000000642b3795cc66a8940d4cbd5d54f22c8110f045236fd32230adc14674bf9916e1200000007772b9547804290a88e6bd10b9015af39e47f07a8908c753d7c2fe6be5f6c83f40000000928595d81b60c65d54520001c0f91170ed1757ea5eb9b622ac732c18f2320586ba7a38dc0e0f9bc1aaaa6b7e675dadafcfae1b03a59632cd0407cf3318449830 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "63" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu430.site IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "533035807" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40c59b2bcecbd801 iexplore.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main reg.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4AFEF482-37C1-11ED-B696-72E5C3FA065D} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "126" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "189" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30985166" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu430.site\ = "63" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu430.site\Total = "63" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e2728ad8693e804caf0ad2c227b1421600000000020000000000106600000001000020000000569d0647742c034ead40b308be5b9e8d6a61a7384cb09f2fde3fab1629d4bca8000000000e8000000002000020000000124db0f34b0bf6793a121e291a2963dec594c6eaff8e36fa1f6cd73c3563174a2000000014ef6ad1bf886d7df5c31b2642afa9f697ef1544e8344f944c4995224a98081840000000d273b6718e177753345d37756fc5f3aa0e9894b7fa34d020dd2e8a40598c2cb1398815aface979d199eabb09638f4e308229574c81ca80db1bc750f2150c4d2f iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion 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/?i" reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.71628.com/?i" reg.exe -
Modifies registry class 9 IoCs
description ioc Process 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 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 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 -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\68A12DE4422589E97E1C6396FE17B5024FE0547A loader.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\68A12DE4422589E97E1C6396FE17B5024FE0547A\Blob = 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 loader.tmp -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3720 loader.tmp 3720 loader.tmp -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeBackupPrivilege 3720 loader.tmp Token: SeRestorePrivilege 3720 loader.tmp Token: SeIncBasePriorityPrivilege 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe Token: SeIncBasePriorityPrivilege 316 inl3D88.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5112 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5112 iexplore.exe 5112 iexplore.exe 2160 IEXPLORE.EXE 2160 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4604 wrote to memory of 3720 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 82 PID 4604 wrote to memory of 3720 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 82 PID 4604 wrote to memory of 3720 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 82 PID 3720 wrote to memory of 4868 3720 loader.tmp 83 PID 3720 wrote to memory of 4868 3720 loader.tmp 83 PID 3720 wrote to memory of 4868 3720 loader.tmp 83 PID 4604 wrote to memory of 4896 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 85 PID 4604 wrote to memory of 4896 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 85 PID 4604 wrote to memory of 4896 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 85 PID 4896 wrote to memory of 3160 4896 cmd.exe 87 PID 4896 wrote to memory of 3160 4896 cmd.exe 87 PID 4896 wrote to memory of 3160 4896 cmd.exe 87 PID 3160 wrote to memory of 5112 3160 cmd.exe 89 PID 3160 wrote to memory of 5112 3160 cmd.exe 89 PID 3160 wrote to memory of 4268 3160 cmd.exe 90 PID 3160 wrote to memory of 4268 3160 cmd.exe 90 PID 3160 wrote to memory of 4268 3160 cmd.exe 90 PID 3160 wrote to memory of 3480 3160 cmd.exe 91 PID 3160 wrote to memory of 3480 3160 cmd.exe 91 PID 3160 wrote to memory of 3480 3160 cmd.exe 91 PID 3480 wrote to memory of 2196 3480 cmd.exe 93 PID 3480 wrote to memory of 2196 3480 cmd.exe 93 PID 3480 wrote to memory of 2196 3480 cmd.exe 93 PID 3480 wrote to memory of 3388 3480 cmd.exe 94 PID 3480 wrote to memory of 3388 3480 cmd.exe 94 PID 3480 wrote to memory of 3388 3480 cmd.exe 94 PID 4604 wrote to memory of 316 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 95 PID 4604 wrote to memory of 316 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 95 PID 4604 wrote to memory of 316 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 95 PID 3480 wrote to memory of 4392 3480 cmd.exe 96 PID 3480 wrote to memory of 4392 3480 cmd.exe 96 PID 3480 wrote to memory of 4392 3480 cmd.exe 96 PID 5112 wrote to memory of 2160 5112 iexplore.exe 97 PID 5112 wrote to memory of 2160 5112 iexplore.exe 97 PID 5112 wrote to memory of 2160 5112 iexplore.exe 97 PID 4604 wrote to memory of 3816 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 98 PID 4604 wrote to memory of 3816 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 98 PID 4604 wrote to memory of 3816 4604 57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe 98 PID 3480 wrote to memory of 3632 3480 cmd.exe 101 PID 3480 wrote to memory of 3632 3480 cmd.exe 101 PID 3480 wrote to memory of 3632 3480 cmd.exe 101 PID 3480 wrote to memory of 3660 3480 cmd.exe 99 PID 3480 wrote to memory of 3660 3480 cmd.exe 99 PID 3480 wrote to memory of 3660 3480 cmd.exe 99 PID 3480 wrote to memory of 3128 3480 cmd.exe 102 PID 3480 wrote to memory of 3128 3480 cmd.exe 102 PID 3480 wrote to memory of 3128 3480 cmd.exe 102 PID 3480 wrote to memory of 3004 3480 cmd.exe 103 PID 3480 wrote to memory of 3004 3480 cmd.exe 103 PID 3480 wrote to memory of 3004 3480 cmd.exe 103 PID 3480 wrote to memory of 4960 3480 cmd.exe 104 PID 3480 wrote to memory of 4960 3480 cmd.exe 104 PID 3480 wrote to memory of 4960 3480 cmd.exe 104 PID 4960 wrote to memory of 3676 4960 rundll32.exe 106 PID 4960 wrote to memory of 3676 4960 rundll32.exe 106 PID 4960 wrote to memory of 3676 4960 rundll32.exe 106 PID 3480 wrote to memory of 4184 3480 cmd.exe 105 PID 3480 wrote to memory of 4184 3480 cmd.exe 105 PID 3480 wrote to memory of 4184 3480 cmd.exe 105 PID 3676 wrote to memory of 3996 3676 runonce.exe 107 PID 3676 wrote to memory of 3996 3676 runonce.exe 107 PID 3676 wrote to memory of 3996 3676 runonce.exe 107 PID 316 wrote to memory of 4960 316 inl3D88.tmp 118 PID 316 wrote to memory of 4960 316 inl3D88.tmp 118 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3128 attrib.exe 3004 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe"C:\Users\Admin\AppData\Local\Temp\57e84377d71a6017828eef007574f31838ff487f5318817668c35a36ee5de9a7.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4604 -
C:\Program Files\FreeRapid\loader.tmp"C:\Program Files\FreeRapid\loader.tmp"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c afc9fe2f418b00a0.bat3⤵PID:4868
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\apeflacmp3.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4896 -
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:3160 -
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:5112 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5112 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2160
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C:\Windows\SysWOW64\rundll32.exerundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\1.inf4⤵PID:4268
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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:3480 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?i"" /f5⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:2196
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?i"" /f5⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:3388
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\tmp" /v "key" /d ""http://www.71628.com/?i"" /f5⤵PID:4392
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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:3660
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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:3632
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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:3128
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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:3004
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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:4960 -
C:\Windows\SysWOW64\runonce.exe"C:\Windows\system32\runonce.exe" -r6⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3676 -
C:\Windows\SysWOW64\grpconv.exe"C:\Windows\System32\grpconv.exe" -o7⤵PID:3996
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C:\Windows\SysWOW64\rundll32.exerundll32 C:\Progra~1\FreeRapid\1.bin,MainLoad5⤵
- Loads dropped DLL
- Drops file in Program Files directory
PID:4184
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C:\Users\Admin\AppData\Local\Temp\inl3D88.tmpC:\Users\Admin\AppData\Local\Temp\inl3D88.tmp2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:316 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl3D88.tmp > nul3⤵PID:4960
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\57E843~1.EXE > nul2⤵PID:3816
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD5286fe459674aef6eee17f6ac79a15fdb
SHA1233dc43099c575a67b05fc1076e676324fd6e63d
SHA256872cc596dc1fe6d5a131129bd84c2a76d6874e9c57ab2cd792d4d12b6f014fd2
SHA512c9acc4a134001da76e7ae6aa5ae65ce58501942dfc1f80959ae4db27c06010db753c9d115eedbe0b2b0e30dd5c4dcd1d32816493b053c65cee81d3a343c87314
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Filesize
492B
MD534c14b8530e1094e792527f7a474fe77
SHA1f71c4e9091140256b34c18220d1dd1efab1f301d
SHA256fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713
SHA51225bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2
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Filesize
3KB
MD5015b1ad469169c66bd382ba2fde216b8
SHA17d4114bc649170e4b0ee52cf10b1338fa92022ea
SHA2569f6367a49932b60fff9833ed70e3e0ce5979ede10fb7c3d9a829e83734a11e68
SHA51221c2d56c72ebb54231fc88d6caf7991d85c0c315e2b0975b1eb382f8acb1f5476215a9d3c5aedfbf4d5cb0d7ad860009b5ea8de7ac63e307c3362844483d5216
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Filesize
230B
MD5f6dcb2862f6e7f9e69fb7d18668c59f1
SHA1bb23dbba95d8af94ecc36a7d2dd4888af2856737
SHA256c68fe97c64b68f00b3cc853ae6a6d324b470a558df57eac2593487978592eb2c
SHA512eefe630b776d2144df39e9c385824374b3d546e30293d7efe10cc2d6bf6f2c932162bf80add1c8ca58afcc868ad02b3ffc104c0f111f3827f4385ee9f26f5e75
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Filesize
5.8MB
MD58420c2f8369d2f5026014ac68a339d6e
SHA1c2a885d4bb24ff09383cb886cacdee6e4efb4a7e
SHA25642ae256fad2faa05306b52f51b81c67113da913df1f0c0c2823c134ae5a8ba50
SHA5127b3e5548b61fd6c89699aa4b72707035d407c7b7741e83840961d428413fdfd789c0ec0d69453ca6bea0eea8732db055f70a514efd62753d74701768d594e17f
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Filesize
57.2MB
MD5831b71a1f339227700eb4a12d3f44f6e
SHA19121a1143dde1abd2decea0b8faa80f395509700
SHA25658662b79089fc0e4651629601a87bfe5befcc9668d6ea2b1ab55dd5542a351fe
SHA512b5b0214498a382ac62f83ceac5ef10360f0af8cdd2684dedc1de0ebbcb843974f77262f71ef25dadc360e60bce7dca7da0ff6114807d54e0e6b24f4887b3d139
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Filesize
57.3MB
MD5c35c2ddb936b0ec29177285a19ca9893
SHA1ca1fd707d30cbcfbd35cd0866be8d47bea383b09
SHA25673a6806b39e7a40d6fe3f0813560ba4de1c3ebaf6a2e7b9a41e33bf6837f500c
SHA5129816f158503409c10cb730febe94bab53110c4d7bb78eff90a419adce05afcb618be8e7a4ae67e686faa5fd0e9a1c845ca447129329427ad026542625a35512d
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Filesize
57.3MB
MD5c35c2ddb936b0ec29177285a19ca9893
SHA1ca1fd707d30cbcfbd35cd0866be8d47bea383b09
SHA25673a6806b39e7a40d6fe3f0813560ba4de1c3ebaf6a2e7b9a41e33bf6837f500c
SHA5129816f158503409c10cb730febe94bab53110c4d7bb78eff90a419adce05afcb618be8e7a4ae67e686faa5fd0e9a1c845ca447129329427ad026542625a35512d
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Filesize
57.2MB
MD5831b71a1f339227700eb4a12d3f44f6e
SHA19121a1143dde1abd2decea0b8faa80f395509700
SHA25658662b79089fc0e4651629601a87bfe5befcc9668d6ea2b1ab55dd5542a351fe
SHA512b5b0214498a382ac62f83ceac5ef10360f0af8cdd2684dedc1de0ebbcb843974f77262f71ef25dadc360e60bce7dca7da0ff6114807d54e0e6b24f4887b3d139
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD51520b1f0e8660cc8553264ce46871efd
SHA170c43f2c0b7599f782461590f8e1650a2df5dbfe
SHA2568bb8dd5446da57093db31c10b4093a2378a9324f137d3eaa21ab0027e191c09e
SHA5126ad8d5f620738988286981654070c9a4e2542f629f4e5245381143a2a88c98922145759ff8d90546e1a617639a7dd335ddca4aba5435fb216c01c705bc4f0be0
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD52b5cc6d0029273336d17652d11697ac7
SHA16a2fe8f8ff14bc28caa1e8ac4dafd2b813423341
SHA25641f18765670f9310c38b97e9b3a97eab23b82a99240f8759191b1941d8572665
SHA512a1b347a2f75a3ca28b518e8700ea8e9eabdec8e5634f21abc34a9b6329b5ca1fcb729b9d18f12e82371be81e97a15d5a9503f25c17987cba751b8b95b2e60562
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Filesize
1KB
MD5cc063501512dc22f1dda29a13d48700b
SHA135f8d8e4ca55e93633be63e368b931b6469659a4
SHA256a98bfd6f1d39ffa6eca11feea7c72973eebd21a67e50df5337ed99547a2852c0
SHA512d3021558b6eb44c122860d38a2deb9824c69563eb6cd568e125a8cda4de88a167b332118102bfd3ddab0939e88cdbb34b19852dba468a2665f9c72f412af9ce8
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Filesize
2KB
MD5be9c2a6c4473d5ff3130700864019244
SHA1bd964f122e7715e3fce78dcbbc2118cc85f42053
SHA2568f07137e93b92f7942caa3cca96b3c66d390aa8aaf9bc112d3b132948c61c5bd
SHA512b4810796fad38757315c6d21b03f7cc13777fc928d32f0222208f460f7a515d626837d460dbcd2c0959f1ba383f60a395724325cd7a8d0b8c53538a0a4b16cbc
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Filesize
36B
MD50b53221b1332efb76ebd2ab7120ff78f
SHA1e3dda4d21e35819eaf50e50c2aab2950ff1505b5
SHA25605bbda79058985c35a48637dcbc66c73176e1f7e4c95e8aef8b762066b780388
SHA512877637688f255d94b94feb3b2444678836db41644f6e1a7d1f902c8c12bab45785393a8f210215eebcdcb3526002632863bf54f026047aa1edee8481b26dddcd
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Filesize
57.2MB
MD52d1c26ef231bbcdae405443a64036076
SHA101a2fad36a6242712a30514d9f3e55573332c8c2
SHA2561f38ec2581a410889948d18a948c67b37b3898bab7aa8988896a9664b980cd34
SHA5122e52c07ad3e002037232869e57cc044a19b2f6aa0da32466a31ebc5295687cabc092b4bf7ed783b302a2b17350569c62199d952a6d76eafb1c4403cf55aad2be
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Filesize
57.2MB
MD52d1c26ef231bbcdae405443a64036076
SHA101a2fad36a6242712a30514d9f3e55573332c8c2
SHA2561f38ec2581a410889948d18a948c67b37b3898bab7aa8988896a9664b980cd34
SHA5122e52c07ad3e002037232869e57cc044a19b2f6aa0da32466a31ebc5295687cabc092b4bf7ed783b302a2b17350569c62199d952a6d76eafb1c4403cf55aad2be
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Filesize
631B
MD561c9953cd8afc2f1854a4fd292f8bcf1
SHA1333f83d393a6a7d13b6599acd279db737d6489d7
SHA2568f6720bb9fef5bfcc3bf666ea2125e387e963379717623a91f2957a4f5d56023
SHA512ab74e34ad42af142ea67732e02d22b0aca23d84b9b20e3034bb4373695680524812f5fec243f65d8dc3f99359c44e9ddf3748f3ccc73476111422b35832c167a