joker | d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e

Analysis

max time kernel
185s
max time network
202s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-10-2022 20:24

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General

Target

d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe
Size

168KB
MD5

84e72318c27f94e22fbc87114311752b
SHA1

da05125099140e4683aa4399af47e6346ab083e9
SHA256

d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e
SHA512

0833fc748e6b4d8544f8914aefcb29fc94336534ff51786cadacc20b4da3769fc472f59c2576552e7a561f6b0e7e20e19a93c56f318f5fb9cb1745777b189c70
SSDEEP

1536:aHob+TnkkpRNGojAbnXlkjZ2G+7ErBnOZn2KcGO3Ekm+7UmNhG6n3+A:sOukkJGoEbXldaE5eAu

Score

10^/10

joker evasion infostealer persistence trojan

Malware Config

Signatures

joker
Joker is an Android malware that targets billing and SMS fraud.
infostealer trojan joker

Executes dropped EXE 1 IoCs

pid	Process
3696	inlDA83.tmp

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1158

pid	Process
4272	attrib.exe
2436	attrib.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	inlDA83.tmp

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\hsdfasd = "\"C:\\Users\\Admin\\AppData\\Roaming\\PPLive\\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 2 IoCs

description	ioc	Process
File created	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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

Modifies Internet Explorer settings 1 TTPs 64 IoCs

adware spyware

Modify Registry

T1112

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\International\CpMRU\InitHits = "100"	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\cnkankan.com\NumberOfSubdomains = "1"	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
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	reg.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
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000975fab978604b14697eb522259e91a1000000000020000000000106600000001000020000000e60415fd08557f602964e617288b444f246536a95ec8c5b9d411d55fe68b4af2000000000e800000000200002000000029c57a695c552d239916343cf34a926879310e6bb467cea4318a0e688021c71f20000000d9882f6e56547cdac2b2d7f1f136dfe77274c36979d6acee472f3d9d7bc6dc2640000000ce80d8cfaa08df913f48b934ba335d0ebfe7e55ea2401e91d33fa1a502a89be149558c5af0bd380118d1ba5b3db0ad3f59b3536528edf5d241e9183ac9f7f9a1	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\cnkankan.com	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 (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu1111.site\ = "63"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	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\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3183234975"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "189"	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
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.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
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.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\VersionManager\LastCheckForUpdateHighDateTime = "30993440"	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\DomainSuggestion\FileNames\	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\DOMStorage\cnkankan.com	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\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu1111.site\Total = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3188078423"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30993440"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d06418da20ecd801	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 (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e029dbd820ecd801	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\VersionManager\LastUpdateLowDateTime = "3183234975"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu1111.site	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373872785"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000975fab978604b14697eb522259e91a100000000002000000000010660000000100002000000087ae0bc2cc0a8e018a79454a848027b6554fd3380991cce21bdf05339975ceb6000000000e8000000002000020000000744823d7ee08660c59da0df0212df2cb3ac65caff7529eaa9a2335c16e150b76200000005e148492c68b31429248264df507da3558e19f5dd2e68d45acb8e1a5775430be40000000fc04a8035950139548bf1066de822d23cc60437000cdfd66d4f0dda687611fba4daaed618bff00ef4ec0ec375a0fc6b78360d26994fcaae9fabd75f7690dcd27	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\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
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	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\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3188078423"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\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
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30993440"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E2BF8B21-5813-11ED-89AC-EE6CABA3804C} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30993440"	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\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu1111.site\NumberOfSubdomains = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu1111.site	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\IsShortCut	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command\ = "wscript -e:vbs \"C:\\Users\\Admin\\AppData\\Roaming\\PPLive\\3.bat\""	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}	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}\Shell\open(&H)	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command	reg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe
Token: SeIncBasePriorityPrivilege	3696	inlDA83.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3832	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3832	iexplore.exe
3832	iexplore.exe
3236	IEXPLORE.EXE
3236	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 1412	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	83
PID 3688 wrote to memory of 1412	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	83
PID 3688 wrote to memory of 1412	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	83
PID 1412 wrote to memory of 2876	1412	cmd.exe	85
PID 1412 wrote to memory of 2876	1412	cmd.exe	85
PID 1412 wrote to memory of 2876	1412	cmd.exe	85
PID 2876 wrote to memory of 3832	2876	cmd.exe	87
PID 2876 wrote to memory of 3832	2876	cmd.exe	87
PID 2876 wrote to memory of 3240	2876	cmd.exe	88
PID 2876 wrote to memory of 3240	2876	cmd.exe	88
PID 2876 wrote to memory of 3240	2876	cmd.exe	88
PID 2876 wrote to memory of 4960	2876	cmd.exe	89
PID 2876 wrote to memory of 4960	2876	cmd.exe	89
PID 2876 wrote to memory of 4960	2876	cmd.exe	89
PID 4960 wrote to memory of 2220	4960	cmd.exe	91
PID 4960 wrote to memory of 2220	4960	cmd.exe	91
PID 4960 wrote to memory of 2220	4960	cmd.exe	91
PID 4960 wrote to memory of 176	4960	cmd.exe	92
PID 4960 wrote to memory of 176	4960	cmd.exe	92
PID 4960 wrote to memory of 176	4960	cmd.exe	92
PID 4960 wrote to memory of 1872	4960	cmd.exe	93
PID 4960 wrote to memory of 1872	4960	cmd.exe	93
PID 4960 wrote to memory of 1872	4960	cmd.exe	93
PID 4960 wrote to memory of 3752	4960	cmd.exe	94
PID 4960 wrote to memory of 3752	4960	cmd.exe	94
PID 4960 wrote to memory of 3752	4960	cmd.exe	94
PID 4960 wrote to memory of 4528	4960	cmd.exe	95
PID 4960 wrote to memory of 4528	4960	cmd.exe	95
PID 4960 wrote to memory of 4528	4960	cmd.exe	95
PID 3688 wrote to memory of 3696	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	96
PID 3688 wrote to memory of 3696	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	96
PID 3688 wrote to memory of 3696	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	96
PID 4960 wrote to memory of 4272	4960	cmd.exe	97
PID 4960 wrote to memory of 4272	4960	cmd.exe	97
PID 4960 wrote to memory of 4272	4960	cmd.exe	97
PID 3688 wrote to memory of 5016	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	98
PID 3688 wrote to memory of 5016	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	98
PID 3688 wrote to memory of 5016	3688	d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe	98
PID 4960 wrote to memory of 2436	4960	cmd.exe	99
PID 4960 wrote to memory of 2436	4960	cmd.exe	99
PID 4960 wrote to memory of 2436	4960	cmd.exe	99
PID 4960 wrote to memory of 3436	4960	cmd.exe	100
PID 4960 wrote to memory of 3436	4960	cmd.exe	100
PID 4960 wrote to memory of 3436	4960	cmd.exe	100
PID 3436 wrote to memory of 4312	3436	rundll32.exe	102
PID 3436 wrote to memory of 4312	3436	rundll32.exe	102
PID 3436 wrote to memory of 4312	3436	rundll32.exe	102
PID 4960 wrote to memory of 2760	4960	cmd.exe	101
PID 4960 wrote to memory of 2760	4960	cmd.exe	101
PID 4960 wrote to memory of 2760	4960	cmd.exe	101
PID 4312 wrote to memory of 2464	4312	runonce.exe	104
PID 4312 wrote to memory of 2464	4312	runonce.exe	104
PID 4312 wrote to memory of 2464	4312	runonce.exe	104
PID 3832 wrote to memory of 3236	3832	iexplore.exe	105
PID 3832 wrote to memory of 3236	3832	iexplore.exe	105
PID 3832 wrote to memory of 3236	3832	iexplore.exe	105
PID 3696 wrote to memory of 1388	3696	inlDA83.tmp	113
PID 3696 wrote to memory of 1388	3696	inlDA83.tmp	113
PID 3696 wrote to memory of 1388	3696	inlDA83.tmp	113

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
4272	attrib.exe
2436	attrib.exe

C:\Users\Admin\AppData\Local\Temp\d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe
"C:\Users\Admin\AppData\Local\Temp\d5442275ac32fa2416bddc1a128fb947f48dca84abec1a78e4ac900424b3ca7e.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3688
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\teacher2011_check.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1412
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\PPLive\1.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2876
  - - C:\PROGRA~1\INTERN~1\iexplore.exe
      C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?82133
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3832
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3832 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3236
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\1.inf
      4⤵
      PID:3240
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\PPLive\2.bat
      4⤵
      Drops file in Program Files directory
      Suspicious use of WriteProcessMemory
      PID:4960
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:2220
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:176
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
        5⤵
        
        PID:1872
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:3752
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command" /v "" /d "wscript -e:vbs ""C:\Users\Admin\AppData\Roaming\PPLive\3.bat""" /f
        5⤵
        Modifies registry class
        
        PID:4528
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\Users\Admin\AppData\Roaming\PPLive\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}
        5⤵
        Sets file to hidden
        Views/modifies file attributes
        
        PID:4272
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\Users\Admin\AppData\Roaming\PPLive\tmp
        5⤵
        Sets file to hidden
        Views/modifies file attributes
        
        PID:2436
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\2.inf
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:3436
      - C:\Windows\SysWOW64\runonce.exe
        
        "C:\Windows\system32\runonce.exe" -r
        6⤵
        Checks processor information in registry
        Suspicious use of WriteProcessMemory
        
        PID:4312
        
        C:\Windows\SysWOW64\grpconv.exe
        
        "C:\Windows\System32\grpconv.exe" -o
        7⤵
        
        PID:2464
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\inj.dat,MainLoad
        5⤵
        
        PID:2760
- C:\Users\Admin\AppData\Local\Temp\inlDA83.tmp
  C:\Users\Admin\AppData\Local\Temp\inlDA83.tmp
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3696
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlDA83.tmp > nul
    3⤵
    PID:1388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D54422~1.EXE > nul
  2⤵
  PID:5016

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
a66314123c8c72372bcb8583a5400a95

SHA1
fc3e45060463c37775da0bd4a8920296d222753d

SHA256
657c92d95798fc5dad4272f3d6d71776737ac0bcdce4ac6864ca5532f2ccf34d

SHA512
d9f5c243b04d7b3fbbcb37c68c583db672390644500cfa4d58280048d9fde52c668fd67e84ecd6ace20b2813eefb756627adbd04a6f19719f6e907aa3fffe4f1

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
434B

MD5
3a0162388001784b9e8e88aaeff88f36

SHA1
663280e50e3d9b0e117b66966e34b96bcd9a6421

SHA256
0dfbd93fa2f54a835d5f495e1f6396353715607b0e37591039481ab424dcb0f6

SHA512
6dad4632ec456e62616a5ba3cf49a3ad73f0a5de01c87810dd5a5fd5bcdcd51116309618429ccae70fd9eaa95ded78d8ddd17c78e65030d72fc017a575da0826

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\ru1r3yf\imagestore.dat

Filesize
1KB

MD5
678d0219fe14f13feb8b651b894e80ac

SHA1
502e0098765b4dc9d74510676ee725e9c424f646

SHA256
2db5efa6dcb5abb4a79a837eacdb89bacd905b53dc4223461c5d857883d4a34a

SHA512
65d4252c0a8629b1406a9f884d35cb93b43206765892efe8e0f9ace778665fa490a68e1b077f1326200901c113359d7aec80c46bf6e61efe509a1016238d181c

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlDA83.tmp

Filesize
57.2MB

MD5
33180c464864f6d0662f6f49b41100f9

SHA1
6a6f336a13a6b16cfefbe70a6f9e608c978a983e

SHA256
3305ebda7ddefd1245d6804d5b9e3e80ad9b87f05f9cc479086016b5b6516028

SHA512
a5e29529ee50e21f8694b7a5aba0d24a3e544fa2933d128cda5821c4b299afbb84b50ad5027603080ef73b0986e9255dccb3a54bc04394a69f24609900cc3bfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlDA83.tmp

Filesize
57.2MB

MD5
33180c464864f6d0662f6f49b41100f9

SHA1
6a6f336a13a6b16cfefbe70a6f9e608c978a983e

SHA256
3305ebda7ddefd1245d6804d5b9e3e80ad9b87f05f9cc479086016b5b6516028

SHA512
a5e29529ee50e21f8694b7a5aba0d24a3e544fa2933d128cda5821c4b299afbb84b50ad5027603080ef73b0986e9255dccb3a54bc04394a69f24609900cc3bfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\teacher2011_check.bat

Filesize
53B

MD5
23962a245f75fe25510051582203aff1

SHA1
20832a3a1179bb2730194d2f7738d41d5d669a43

SHA256
1abcea214b9b2bd76cc04be07ae2d4d70371e6ca443d99f4f1327afe7a5fc647

SHA512
dc36b64f2dbb710652900a31295c148760b0c44eae13515aa29613916c9dffe3d8e55ba61568f7c27b43bf0c341f7dcd4b9c721f81627fc6bb915b15c358fe80

Download Submit
C:\Users\Admin\AppData\Local\Temp\winrar_config.tmp

Filesize
660B

MD5
c40ea8f677b3f48bfb7f4cfc6d3f03ab

SHA1
10b94afd8e6ea98a3c8a955304f9ce660b0c380a

SHA256
b1a31a74cc88d0f8e39aaebf58a724b89391dc3fbac733953790edf8ded8172c

SHA512
409b8a45576bf08e185446b13a512c115df7483ff8ec30ea51ee93ee1ac8153ae3b615650ff69a5d1e41fa0cd57fcdc4c5d03b4b4453431114ac018f48e194d9

Download Submit
C:\Users\Admin\AppData\Roaming\PPLive\1.bat

Filesize
3KB

MD5
b7c5e3b416b1d1b5541ef44662e1a764

SHA1
8bff7ea2be2f3cf29f2381d8007198b5991ca3ae

SHA256
f1a2f9fdebb3cac24756e53fa5e1628b2bd1cc130480c1878e3b3bc880575cd1

SHA512
65dbd6a7a7cf6fec00e6b0f1d7d5655769e6087ad09cad74c91c5a3395e675ac8f9df5c7185327e6f8dd03ddb60504400f54237d9e4b53c8b08e7e3d41ee61fc

Download Submit
C:\Users\Admin\AppData\Roaming\PPLive\1.inf

Filesize
492B

MD5
34c14b8530e1094e792527f7a474fe77

SHA1
f71c4e9091140256b34c18220d1dd1efab1f301d

SHA256
fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713

SHA512
25bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2

Download Submit
C:\Users\Admin\AppData\Roaming\PPLive\2.bat

Filesize
3KB

MD5
6b78cb8ced798ca5df5612dd62ce0965

SHA1
5a9c299393b96b0bf8f6770e3c7b0318a9e2e0cf

SHA256
81f64f42edfac2863a55db8fabd528c4eefc67f7e658cad6a57eeec862e444e3

SHA512
b387ba10021f3284d1406d520a2c8b3ba0c87922d67c79394c1aa50c631194519ac6bb5b898956533f040d48e1c7b202734e0075f8fc8c8bfab82c8ef359b28e

Download Submit
C:\Users\Admin\AppData\Roaming\PPLive\2.inf

Filesize
247B

MD5
ca436f6f187bc049f9271ecdcbf348fa

SHA1
bf8a548071cfc150f7affb802538edf03d281106

SHA256
6cdfa9b7f0e1e4ee16bc8ce5d7448d47ea8866c1f55f3e56be5c2a4d183ca534

SHA512
d19e20aabddad6b0284f8c1d473e9180f30b49d4d8b54f26e7c8630228e16b1f6ba04023c5e8b1993d8a10d97adcfff683b216f79b9981bf16181641aebdd591

Download Submit
C:\Users\Admin\AppData\Roaming\PPLive\4.bat

Filesize
5.8MB

MD5
005611d8caf97184eab2ef65edc5af5e

SHA1
78c6032c6bdfa90fbc831a2b10218c9311d67ad2

SHA256
c70fdff872b4a06652611ad5afecfe2ba35a00b3ea5f7bdec3049533981b422d

SHA512
f22bae2dbfacc3b0ba30ec784888aa05cbea76b108ff5de18f09692ce21c858a9ad347a99c1a492f88c57e803f1b0b80e3484bec91bbf9c1b50700786497926d

Download Submit
memory/3688-132-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3688-172-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3832-176-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-192-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-162-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-163-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-164-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-160-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-166-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-151-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-169-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-158-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-159-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-157-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-146-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-154-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-179-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-173-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-180-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-181-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-182-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-184-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-148-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-187-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-188-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-189-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-190-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-191-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-224-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-194-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-193-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-195-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-199-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-200-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-201-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-202-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-203-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-208-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-209-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-210-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-211-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-212-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-213-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-215-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-216-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-217-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-218-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-220-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-221-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-222-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download
memory/3832-223-0x00007FF96ACF0000-0x00007FF96AD5E000-memory.dmp

Filesize
440KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads