joker | 5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18

Analysis

max time kernel
169s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28/10/2022, 17:51

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General

Target

5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe
Size

57KB
MD5

0c1ae4c7ff9d0afc89b4e4338994c1fd
SHA1

cbfb3812449d8212a6b91a3656fd83def272b965
SHA256

5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18
SHA512

00956fe43095a8cb8f1758aa3015497765e46ad2ba45508d06fb90127e69ebc28f57116f8314e7e5e1cd11f20e56fc291efe18624abf7819d80cc370cbc1c4f0
SSDEEP

768:hBRMLJshpXC1tlRiYTqyFN9Mwxgb+qi90sG3gGaru+6o6cAT5LZwmChDkGBh9OHf:hBFwt8Om/sPruWOLZwmChgGzg+fPVG6Y

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
2592	inl2FDC.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
5028	attrib.exe
3356	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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	inl2FDC.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-1-5-21-2629973501-4017243118-3254762364-1000\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:\\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
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\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373752540"	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 (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	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
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	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\VersionManager\LastUpdateLowDateTime = "3441736999"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30993160"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	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
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\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.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\InitHits = "100"	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\VersionManager\LastUpdateLowDateTime = "3437829552"	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
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	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\DOMStorage\www.cnkankan.com\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	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\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e2728ad8693e804caf0ad2c227b14216000000000200000000001066000000010000200000005ade5008b9d8eaf3ecc8cd9109ebd18488d8f6adbfe865aa7d13c235a1361a2d000000000e8000000002000020000000e4fd63c0293e465023c2c04afa7f4bec8e2ea061df3f0c5bf3797e98929fa6f520000000c9f7c7b3ed41a3739941ba81d9e616e7fb5cbbe2ba3a854dcb3b19f7fb2d710440000000e339c4bb1f01304fd8fbb8d9e88c2961be4b5420fab21455bffa5d1fa1fa0048d21e39ff5c5ca89eb213466603ed1d5f326678856cf677cdc6da576a4b0b44f7	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\DOMStorage\henniu3333.site\Total = "63"	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\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	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\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{ED0D6A2B-56FB-11ED-B696-DEF0885D2AEB} = "0"	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\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\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3437829552"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30993160"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30993160"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 103a67f808ebd801	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\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu3333.site\ = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30993160"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu3333.site	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu3333.site	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	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\henniu3333.site\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3441736999"	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\Factor = "20"	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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	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\open(&H)	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	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	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe
Token: SeIncBasePriorityPrivilege	2592	inl2FDC.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4484	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4484	iexplore.exe
4484	iexplore.exe
4468	IEXPLORE.EXE
4468	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 2044	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	82
PID 3972 wrote to memory of 2044	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	82
PID 3972 wrote to memory of 2044	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	82
PID 2044 wrote to memory of 1680	2044	cmd.exe	84
PID 2044 wrote to memory of 1680	2044	cmd.exe	84
PID 2044 wrote to memory of 1680	2044	cmd.exe	84
PID 1680 wrote to memory of 4484	1680	cmd.exe	86
PID 1680 wrote to memory of 4484	1680	cmd.exe	86
PID 1680 wrote to memory of 3908	1680	cmd.exe	87
PID 1680 wrote to memory of 3908	1680	cmd.exe	87
PID 1680 wrote to memory of 3908	1680	cmd.exe	87
PID 1680 wrote to memory of 4352	1680	cmd.exe	88
PID 1680 wrote to memory of 4352	1680	cmd.exe	88
PID 1680 wrote to memory of 4352	1680	cmd.exe	88
PID 4352 wrote to memory of 260	4352	cmd.exe	90
PID 4352 wrote to memory of 260	4352	cmd.exe	90
PID 4352 wrote to memory of 260	4352	cmd.exe	90
PID 4352 wrote to memory of 1660	4352	cmd.exe	91
PID 4352 wrote to memory of 1660	4352	cmd.exe	91
PID 4352 wrote to memory of 1660	4352	cmd.exe	91
PID 4352 wrote to memory of 2316	4352	cmd.exe	92
PID 4352 wrote to memory of 2316	4352	cmd.exe	92
PID 4352 wrote to memory of 2316	4352	cmd.exe	92
PID 4352 wrote to memory of 4744	4352	cmd.exe	93
PID 4352 wrote to memory of 4744	4352	cmd.exe	93
PID 4352 wrote to memory of 4744	4352	cmd.exe	93
PID 4352 wrote to memory of 2196	4352	cmd.exe	94
PID 4352 wrote to memory of 2196	4352	cmd.exe	94
PID 4352 wrote to memory of 2196	4352	cmd.exe	94
PID 4484 wrote to memory of 4468	4484	iexplore.exe	95
PID 4484 wrote to memory of 4468	4484	iexplore.exe	95
PID 4484 wrote to memory of 4468	4484	iexplore.exe	95
PID 3972 wrote to memory of 2592	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	96
PID 3972 wrote to memory of 2592	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	96
PID 3972 wrote to memory of 2592	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	96
PID 4352 wrote to memory of 5028	4352	cmd.exe	97
PID 4352 wrote to memory of 5028	4352	cmd.exe	97
PID 4352 wrote to memory of 5028	4352	cmd.exe	97
PID 4352 wrote to memory of 3356	4352	cmd.exe	98
PID 4352 wrote to memory of 3356	4352	cmd.exe	98
PID 4352 wrote to memory of 3356	4352	cmd.exe	98
PID 3972 wrote to memory of 3412	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	103
PID 3972 wrote to memory of 3412	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	103
PID 3972 wrote to memory of 3412	3972	5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe	103
PID 4352 wrote to memory of 4912	4352	cmd.exe	101
PID 4352 wrote to memory of 4912	4352	cmd.exe	101
PID 4352 wrote to memory of 4912	4352	cmd.exe	101
PID 4352 wrote to memory of 2308	4352	cmd.exe	99
PID 4352 wrote to memory of 2308	4352	cmd.exe	99
PID 4352 wrote to memory of 2308	4352	cmd.exe	99
PID 4912 wrote to memory of 3512	4912	rundll32.exe	100
PID 4912 wrote to memory of 3512	4912	rundll32.exe	100
PID 4912 wrote to memory of 3512	4912	rundll32.exe	100
PID 3512 wrote to memory of 876	3512	runonce.exe	104
PID 3512 wrote to memory of 876	3512	runonce.exe	104
PID 3512 wrote to memory of 876	3512	runonce.exe	104
PID 2592 wrote to memory of 4204	2592	inl2FDC.tmp	115
PID 2592 wrote to memory of 4204	2592	inl2FDC.tmp	115
PID 2592 wrote to memory of 4204	2592	inl2FDC.tmp	115

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
5028	attrib.exe
3356	attrib.exe

C:\Users\Admin\AppData\Local\Temp\5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe
"C:\Users\Admin\AppData\Local\Temp\5b3fc67b5dfb5dfa30242529aeeebc16b9ebed31dd10ba6428f701712c6ddd18.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3972
- 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:2044
- - 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:1680
  - - 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:4484
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4484 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4468
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\1.inf
      4⤵
      PID:3908
  - - 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:4352
    - - 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:260
    - - 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:1660
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
        5⤵
        
        PID:2316
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:4744
    - - 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:2196
    - - 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:5028
    - - 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:3356
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\inj.dat,MainLoad
        5⤵
        
        PID:2308
    - - 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:4912
- C:\Users\Admin\AppData\Local\Temp\inl2FDC.tmp
  C:\Users\Admin\AppData\Local\Temp\inl2FDC.tmp
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl2FDC.tmp > nul
    3⤵
    PID:4204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\5B3FC6~1.EXE > nul
  2⤵
  PID:3412

C:\Windows\SysWOW64\runonce.exe
"C:\Windows\system32\runonce.exe" -r
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Windows\SysWOW64\grpconv.exe
  "C:\Windows\System32\grpconv.exe" -o
  2⤵
  PID:876

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
4f630c01f9bf4c57d049a46ea616203c

SHA1
a2d06f097a95d9096f7e381d39e982c0c29aac25

SHA256
217bc1b6fd8b9b5987d428f164bde885ce60d24db297abd86c177e8595c30793

SHA512
1ae68ac255fe9b2c517425e8642fb630c178ea261e6e844fc27d7a9f8d3e6c92da594549284622aee09b96540e9fc6086fa32ba7f66c794c1c983ed7c526af45

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

Filesize
434B

MD5
cbe672b9f63183d92164dc772ea9f438

SHA1
c89a0b044e0a9ea5d7ffa6ac6b72d6c9bfdbefa9

SHA256
632c7dd0f4c98ed312259bb553f29e53feed19187d20429e1b76e6abdc9b2342

SHA512
2c8c0aaf9da3b300599875a71ca70d78040d0e6721a8fde58c2667c8e3492044b860e79fd9ff252bc2e77733dc888fe55405ceff74e99b1191c498c318984324

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

Filesize
1KB

MD5
ab1524c28b263cf71994dad5426c765c

SHA1
9c0d0cb7e8a7195eb5db999c044833116a320708

SHA256
e1ac6ec920ae06d523b018732737cf913c2d748b684667450848094a7682c469

SHA512
38f60bda6bc2d067ed0b0edc4ca6c080a9d9fedcbcc47b03d0a8373c344dcf26d91a3abbc4146317352cb393ee6c0d7442312fe38abee5d110eae292292cb7da

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl2FDC.tmp

Filesize
57.2MB

MD5
effa1dc123ebefc6191faf67fdedef70

SHA1
f41aeb2707db2bde0742ada2e225949c10617f38

SHA256
4ceb84d0868a0f556118d79c3f7a372599034257f3d48bb465b076a3e6253a19

SHA512
37f9c9b0bab49078076ba7945aa5d176df6df131ba52ef2e494fbfa72590b8fb4003b244c1dabd5c03d08e85186890d8ddb6cad3d8d93b2320e246899972fe2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\inl2FDC.tmp

Filesize
57.2MB

MD5
effa1dc123ebefc6191faf67fdedef70

SHA1
f41aeb2707db2bde0742ada2e225949c10617f38

SHA256
4ceb84d0868a0f556118d79c3f7a372599034257f3d48bb465b076a3e6253a19

SHA512
37f9c9b0bab49078076ba7945aa5d176df6df131ba52ef2e494fbfa72590b8fb4003b244c1dabd5c03d08e85186890d8ddb6cad3d8d93b2320e246899972fe2a

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
06f4f4e120a7d184ea2b328e396627ca

SHA1
a880904d90be0e72ed6459d2e35719df017421de

SHA256
746bbee0f9ae75fff8b34c8ecb651a647d83691aeabb55d6bf8c22c41944a5b5

SHA512
e555ae63f66331c03f94d92a3a64d1e05ac42923853e148ee51263a3cc2eda595931d72fb88a3d6144a410f622259f4eede1fd6003ada21393543c7191696e38

Download Submit
memory/3972-132-0x0000000000970000-0x0000000000997000-memory.dmp

Filesize
156KB

Download
memory/3972-196-0x0000000000970000-0x0000000000997000-memory.dmp

Filesize
156KB

Download
memory/3972-133-0x0000000000130000-0x0000000000133000-memory.dmp

Filesize
12KB

Download
memory/4484-150-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-151-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-168-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-170-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-172-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-162-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-176-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-177-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-178-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-139-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-159-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-160-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-157-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-156-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-184-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-185-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-186-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-187-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-154-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-189-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-153-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-197-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-167-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-141-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-200-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-149-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-202-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-147-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-146-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-194-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-193-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-208-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-209-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-210-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-212-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-211-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-213-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-145-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-216-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-217-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-222-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-223-0x00007FFD3E7E0000-0x00007FFD3E84E000-memory.dmp

Filesize
440KB

Download
memory/4484-144-0x00007FFD3E7E0000-0x00007FFD3E84E000-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