joker | aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98

Analysis

max time kernel
146s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 08:12

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General

Target

aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe
Size

168KB
MD5

928d6b6564191339000ffd9c19ea9d3a
SHA1

cf3aebdc96d78f638fe154ad2dc00dfb3dff91be
SHA256

aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98
SHA512

6b14c89f8afdf13632c9dec2e76aa8333a6d3143c08b25dd94d52a2cc515b5e69ebb94652cb7bb115bb07aab400abf2d36d6239e5a7cb1cc426e85eb6bf9f805
SSDEEP

1536:aHob+TnkkpRNGojAbnXlkjZ2G+7ErBnOZn2KcGO3Ekm+7UmNhG6n3+s:sOukkJGoEbXldaE5eAK

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
928	inl205B.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
692	attrib.exe
3432	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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	inl205B.tmp

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File created	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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu1111.site\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3380087130"	iexplore.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70bc87daa4ecd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "189"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30993572"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d7906000000000200000000001066000000010000200000004201e87eb6fac9b51a4bcd477cee3531b3a42d59ea940f6d26be110be03cf319000000000e8000000002000020000000f30b5507d7c9ae5a90a29d2eb1b338e4a68f33e90799d98902517d07554cfd2e20000000e22ad3adafc71582adbff4d8fd8bb3d014308ca30a218196f25b49db90286a9240000000a7c04aaa48fc11f671c660063e40cb15b0910fc3e6bba791eb7c9864ab78a7b64469cbb589d23b0cc95a427c247b5c00e4ce8b434bce4234d76cbbc60b91dd47	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373929502"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "63"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3396181157"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu1111.site	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30993572"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu1111.site\Total = "63"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu1111.site\ = "63"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90d57bdaa4ecd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F44170B1-5897-11ED-A0EE-F63A18EFECFD} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3380087130"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d7906000000000200000000001066000000010000200000002e0ac40d9604f3b74e2e9fb685b1cdb62288f29cbd60a16a30d26cf375b5baab000000000e8000000002000020000000b7ff3d12d5400fa134476d563da96b2f72dcd126907b146ff1aa9f9e595ac08820000000a6336aea48d39b11d1f50a0d1d91c70933295826b1330f129b886fd88db3db3c40000000d7fa6ce92d696a538c216893626a3a0f65ca419c6e078d8f6bd3dbadc4f8a4a7d03d527fd8452460ee9e3f9f323080b07e0f1e22ab837abd9be46f3c50bbdcff	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "126"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30993572"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu1111.site	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	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-1-5-21-929662420-1054238289-2961194603-1000\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\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	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}	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
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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe
Token: SeIncBasePriorityPrivilege	928	inl205B.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4288	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4288	iexplore.exe
4288	iexplore.exe
1148	IEXPLORE.EXE
1148	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 936	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	89
PID 1312 wrote to memory of 936	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	89
PID 1312 wrote to memory of 936	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	89
PID 936 wrote to memory of 2372	936	cmd.exe	91
PID 936 wrote to memory of 2372	936	cmd.exe	91
PID 936 wrote to memory of 2372	936	cmd.exe	91
PID 2372 wrote to memory of 4288	2372	cmd.exe	93
PID 2372 wrote to memory of 4288	2372	cmd.exe	93
PID 2372 wrote to memory of 2744	2372	cmd.exe	94
PID 2372 wrote to memory of 2744	2372	cmd.exe	94
PID 2372 wrote to memory of 2744	2372	cmd.exe	94
PID 2372 wrote to memory of 824	2372	cmd.exe	95
PID 2372 wrote to memory of 824	2372	cmd.exe	95
PID 2372 wrote to memory of 824	2372	cmd.exe	95
PID 1312 wrote to memory of 928	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	98
PID 1312 wrote to memory of 928	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	98
PID 1312 wrote to memory of 928	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	98
PID 1312 wrote to memory of 960	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	99
PID 1312 wrote to memory of 960	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	99
PID 1312 wrote to memory of 960	1312	aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe	99
PID 4288 wrote to memory of 1148	4288	iexplore.exe	101
PID 4288 wrote to memory of 1148	4288	iexplore.exe	101
PID 4288 wrote to memory of 1148	4288	iexplore.exe	101
PID 824 wrote to memory of 4796	824	cmd.exe	102
PID 824 wrote to memory of 4796	824	cmd.exe	102
PID 824 wrote to memory of 4796	824	cmd.exe	102
PID 824 wrote to memory of 4748	824	cmd.exe	103
PID 824 wrote to memory of 4748	824	cmd.exe	103
PID 824 wrote to memory of 4748	824	cmd.exe	103
PID 824 wrote to memory of 3248	824	cmd.exe	104
PID 824 wrote to memory of 3248	824	cmd.exe	104
PID 824 wrote to memory of 3248	824	cmd.exe	104
PID 824 wrote to memory of 876	824	cmd.exe	107
PID 824 wrote to memory of 876	824	cmd.exe	107
PID 824 wrote to memory of 876	824	cmd.exe	107
PID 824 wrote to memory of 4176	824	cmd.exe	108
PID 824 wrote to memory of 4176	824	cmd.exe	108
PID 824 wrote to memory of 4176	824	cmd.exe	108
PID 824 wrote to memory of 692	824	cmd.exe	109
PID 824 wrote to memory of 692	824	cmd.exe	109
PID 824 wrote to memory of 692	824	cmd.exe	109
PID 824 wrote to memory of 3432	824	cmd.exe	110
PID 824 wrote to memory of 3432	824	cmd.exe	110
PID 824 wrote to memory of 3432	824	cmd.exe	110
PID 824 wrote to memory of 2972	824	cmd.exe	111
PID 824 wrote to memory of 2972	824	cmd.exe	111
PID 824 wrote to memory of 2972	824	cmd.exe	111
PID 2972 wrote to memory of 2884	2972	rundll32.exe	112
PID 2972 wrote to memory of 2884	2972	rundll32.exe	112
PID 2972 wrote to memory of 2884	2972	rundll32.exe	112
PID 824 wrote to memory of 3988	824	cmd.exe	113
PID 824 wrote to memory of 3988	824	cmd.exe	113
PID 824 wrote to memory of 3988	824	cmd.exe	113
PID 2884 wrote to memory of 5092	2884	runonce.exe	114
PID 2884 wrote to memory of 5092	2884	runonce.exe	114
PID 2884 wrote to memory of 5092	2884	runonce.exe	114
PID 928 wrote to memory of 388	928	inl205B.tmp	117
PID 928 wrote to memory of 388	928	inl205B.tmp	117
PID 928 wrote to memory of 388	928	inl205B.tmp	117

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
692	attrib.exe
3432	attrib.exe

C:\Users\Admin\AppData\Local\Temp\aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe
"C:\Users\Admin\AppData\Local\Temp\aab4e5e380ba7f128bbbda173e97a6e600002d0082eacdc60ae6d8db0ea59e98.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312
- 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:936
- - 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:2372
  - - 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:4288
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4288 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1148
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\1.inf
      4⤵
      PID:2744
  - - 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:824
    - - 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:4796
    - - 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:4748
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
        5⤵
        
        PID:3248
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:876
    - - 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:4176
    - - 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:692
    - - 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:3432
    - - 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:2972
      - C:\Windows\SysWOW64\runonce.exe
        
        "C:\Windows\system32\runonce.exe" -r
        6⤵
        Checks processor information in registry
        Suspicious use of WriteProcessMemory
        
        PID:2884
        
        C:\Windows\SysWOW64\grpconv.exe
        
        "C:\Windows\System32\grpconv.exe" -o
        7⤵
        
        PID:5092
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\inj.dat,MainLoad
        5⤵
        
        PID:3988
- C:\Users\Admin\AppData\Local\Temp\inl205B.tmp
  C:\Users\Admin\AppData\Local\Temp\inl205B.tmp
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl205B.tmp > nul
    3⤵
    PID:388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\AAB4E5~1.EXE > nul
  2⤵
  PID:960

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
5ddb1febcd291eb59d3d67d24a05bfd0

SHA1
fe957affe27cb991f332e7f5c86d3a15359bd3b9

SHA256
ec45a385c906b3d925ebbe6532d10adec9a14c1733c756c64db5133bd9d88dcb

SHA512
62d00893402fae125ae3428da2495b0eb864b125f975cd887f894f7298a4a86f361cf50aaa7c9b69f3dcb734a950c43472778ea4062b3146c3de5623d08dcd21

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

Filesize
434B

MD5
cee162493c7439ad430e63102cc96e59

SHA1
fb81903520481f0d6c62aee04b0be60fb5bcf07a

SHA256
3b957fff4bc33d33325ed835f6eb0a3e1d232390e1188e6dd67aba503b45f578

SHA512
566b856eb088722169436fe8c7e735379f9153a7e60279b887cde4572e7ebfcc01ff3f8d0ca50b787b9d950a8e0093844c605c21fbebc53fd02001bd8145eafa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\ckj4gk4\imagestore.dat

Filesize
1KB

MD5
e8e071282cbe0ae4d129d21f8d61c8cd

SHA1
b5713bedaad1e25ddd8342119e23cc380f3fd498

SHA256
3863245238df3febc628e3b69bc55c9f165d1255ef1f6ffa369fc9901d4370b2

SHA512
22922c1bd43f0588bb5e27637aead8e6317333b0e53b6ab15fd350fc3981cd7f8f8eaa9ae7ae424b4f5323a47dce2a6e9cde86c63a1024c84ae9a661c1036abc

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl205B.tmp

Filesize
57.2MB

MD5
72f9cf61b03cf83d1e1df73373bc7255

SHA1
bff3c0eaaf390608f29eb47ac4da3a38f30f98d1

SHA256
226c86d47b3c838de83eb2b0bbaf79e34f1d240ea70547c8b3709197dd72de44

SHA512
3f30c3ffaee0bdad1f151c0efe0d95a6971f7631ad9f90034438ac160cfe7ca667ce23ff408d6654a9395b352fd4b3878ebc051f79090b2f34e3392de8df6499

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl205B.tmp

Filesize
57.2MB

MD5
72f9cf61b03cf83d1e1df73373bc7255

SHA1
bff3c0eaaf390608f29eb47ac4da3a38f30f98d1

SHA256
226c86d47b3c838de83eb2b0bbaf79e34f1d240ea70547c8b3709197dd72de44

SHA512
3f30c3ffaee0bdad1f151c0efe0d95a6971f7631ad9f90034438ac160cfe7ca667ce23ff408d6654a9395b352fd4b3878ebc051f79090b2f34e3392de8df6499

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
f61c190ffa4c4db95d955313c36f599a

SHA1
e09a0aedb13b643437b817509b992d6161157fa3

SHA256
d6d69eb33405b91d0a1bd800c19c85a8ac19f3a860f9b40cccb49362ca14509a

SHA512
ea2c1126bf9e80266a7dc9a9a961d536d6245a049dd92bc8d87d27cb678b5602a564fd4c9126df9bc84d2bbd11a0562fc22fb7a5fb44498efd7c7df91967c4df

Download Submit
memory/1312-132-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1312-169-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4288-152-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-209-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-168-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-165-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-164-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-170-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-172-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-175-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-176-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-177-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-178-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-179-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-140-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-162-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-157-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-184-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-185-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-155-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-188-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-151-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-192-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-193-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-150-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-195-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-148-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-197-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-199-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-147-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-146-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-145-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-144-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-207-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-141-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-166-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-210-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-211-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-212-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-213-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-215-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-216-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-221-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-222-0x00007FF8F9F00000-0x00007FF8F9F6E000-memory.dmp

Filesize
440KB

Download
memory/4288-143-0x00007FF8F9F00000-0x00007FF8F9F6E000-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