joker | f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44

Analysis

max time kernel
155s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2022 04:53

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General

Target

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe
Size

168KB
MD5

67446906452ded1c031508cc2a6668cc
SHA1

b069f859d7d2bd074e9f82fbaeb4278cf9e6db80
SHA256

f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44
SHA512

226a0176c1916bc0c14beb4ca1fccbdbf80dbe63b2abb6d35c4b3dfb2a519b5381065a3a856a209f66601a14843216eba951e2d1b8cc25d01b06c9bf0a7c18e9
SSDEEP

1536:/HobQTnkkpRNGojAbnXlkjZ2G+7E0BnOZ2JKcGO3Ekm+7UsNhv2dnc+C:vOYkkJGoEbXldHE5Aw+

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
3400	inlDE8B.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
5112	attrib.exe
3740	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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	inlDE8B.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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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 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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000883ed98174fc174d8e18111dae0d9120000000000200000000001066000000010000200000002842c1dde589804195b61913bc0c476ce737c2ba8870395daa20848c624d39e3000000000e8000000002000020000000bd15ec45e1286596881e48d218ed37f69e5b441ca2b00d5160615a441a826e5a20000000cd4ff5b3a6eaafbb780bc802f4e1a69541750329cdebb68ddd7a6e3962119ff940000000c4d40c9af5c238eed272bcbeed9a646f48037e77fa5b7991bbed37d812e5372beb10dbb5f7d9580c743706ec5cc67308083ac804bbef7087dde11cebbd49565a	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f08392934eddd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.henniu528.site\ = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu528.site\Total = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1992893401"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c007a8934eddd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2064612016"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1992893401"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989646"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "63"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "63"	IEXPLORE.EXE
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000883ed98174fc174d8e18111dae0d912000000000020000000000106600000001000020000000bede936c91cfd4c62ada424d6edb94143ff6d0fac788a6fd8db689616858a49a000000000e800000000200002000000058cf798e7bee55afce7d6f41cd6fe788134fdeecce4883a3d7ef4f857419e0e22000000017a1b526546f81e5bc33cc32d830b602282dd1301b0ef945ffb5e258bf40abc540000000c879431bc7fcc799ffdaab55d195af4c276ee0079e4fbbaf1aab6b4d546c23122c5d7641d2e576ede592cf4a3d47ea6a0d2f329f701aff9bcb3f61405dfe2c38	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A60892AA-4941-11ED-AECB-F6A3911CAFFB} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "63"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\henniu528.site\NumberOfSubdomains = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.henniu528.site	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30989646"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "189"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989646"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DOMStorage\henniu528.site	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372243160"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.71628.com/?i"	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.71628.com/?i"	reg.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	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	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell	reg.exe
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}\Shell\open(&H)\Command	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)	reg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe
Token: SeIncBasePriorityPrivilege	3400	inlDE8B.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3620	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3620	iexplore.exe
3620	iexplore.exe
4084	IEXPLORE.EXE
4084	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 4656	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	89
PID 1232 wrote to memory of 4656	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	89
PID 1232 wrote to memory of 4656	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	89
PID 4656 wrote to memory of 3356	4656	cmd.exe	91
PID 4656 wrote to memory of 3356	4656	cmd.exe	91
PID 4656 wrote to memory of 3356	4656	cmd.exe	91
PID 3356 wrote to memory of 3620	3356	cmd.exe	93
PID 3356 wrote to memory of 3620	3356	cmd.exe	93
PID 3356 wrote to memory of 3268	3356	cmd.exe	94
PID 3356 wrote to memory of 3268	3356	cmd.exe	94
PID 3356 wrote to memory of 3268	3356	cmd.exe	94
PID 3356 wrote to memory of 2800	3356	cmd.exe	95
PID 3356 wrote to memory of 2800	3356	cmd.exe	95
PID 3356 wrote to memory of 2800	3356	cmd.exe	95
PID 2800 wrote to memory of 2036	2800	cmd.exe	97
PID 2800 wrote to memory of 2036	2800	cmd.exe	97
PID 2800 wrote to memory of 2036	2800	cmd.exe	97
PID 2800 wrote to memory of 1900	2800	cmd.exe	98
PID 2800 wrote to memory of 1900	2800	cmd.exe	98
PID 2800 wrote to memory of 1900	2800	cmd.exe	98
PID 2800 wrote to memory of 1036	2800	cmd.exe	99
PID 2800 wrote to memory of 1036	2800	cmd.exe	99
PID 2800 wrote to memory of 1036	2800	cmd.exe	99
PID 2800 wrote to memory of 3084	2800	cmd.exe	100
PID 2800 wrote to memory of 3084	2800	cmd.exe	100
PID 2800 wrote to memory of 3084	2800	cmd.exe	100
PID 2800 wrote to memory of 3804	2800	cmd.exe	101
PID 2800 wrote to memory of 3804	2800	cmd.exe	101
PID 2800 wrote to memory of 3804	2800	cmd.exe	101
PID 2800 wrote to memory of 5112	2800	cmd.exe	102
PID 2800 wrote to memory of 5112	2800	cmd.exe	102
PID 2800 wrote to memory of 5112	2800	cmd.exe	102
PID 2800 wrote to memory of 3740	2800	cmd.exe	103
PID 2800 wrote to memory of 3740	2800	cmd.exe	103
PID 2800 wrote to memory of 3740	2800	cmd.exe	103
PID 2800 wrote to memory of 4736	2800	cmd.exe	104
PID 2800 wrote to memory of 4736	2800	cmd.exe	104
PID 2800 wrote to memory of 4736	2800	cmd.exe	104
PID 2800 wrote to memory of 2256	2800	cmd.exe	105
PID 2800 wrote to memory of 2256	2800	cmd.exe	105
PID 2800 wrote to memory of 2256	2800	cmd.exe	105
PID 1232 wrote to memory of 3400	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	106
PID 1232 wrote to memory of 3400	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	106
PID 1232 wrote to memory of 3400	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	106
PID 1232 wrote to memory of 4268	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	107
PID 1232 wrote to memory of 4268	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	107
PID 1232 wrote to memory of 4268	1232	f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe	107
PID 4736 wrote to memory of 4328	4736	rundll32.exe	109
PID 4736 wrote to memory of 4328	4736	rundll32.exe	109
PID 4736 wrote to memory of 4328	4736	rundll32.exe	109
PID 4328 wrote to memory of 3432	4328	runonce.exe	110
PID 4328 wrote to memory of 3432	4328	runonce.exe	110
PID 4328 wrote to memory of 3432	4328	runonce.exe	110
PID 3620 wrote to memory of 4084	3620	iexplore.exe	112
PID 3620 wrote to memory of 4084	3620	iexplore.exe	112
PID 3620 wrote to memory of 4084	3620	iexplore.exe	112
PID 3400 wrote to memory of 1560	3400	inlDE8B.tmp	115
PID 3400 wrote to memory of 1560	3400	inlDE8B.tmp	115
PID 3400 wrote to memory of 1560	3400	inlDE8B.tmp	115

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
5112	attrib.exe
3740	attrib.exe

C:\Users\Admin\AppData\Local\Temp\f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe
"C:\Users\Admin\AppData\Local\Temp\f1ce34baa43a7950678365bf0e0251838d59d4c26949a6aed0077ce70cdb3b44.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1232
- 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:4656
- - 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:3356
  - - C:\PROGRA~1\INTERN~1\iexplore.exe
      C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?71628
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3620
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3620 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4084
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\Users\Admin\AppData\Roaming\PPLive\1.inf
      4⤵
      PID:3268
  - - 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:2800
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?i"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:2036
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.71628.com/?i"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:1900
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.71628.com/?i"" /f
        5⤵
        
        PID:1036
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:3084
    - - 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:3804
    - - 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:5112
    - - 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:3740
    - - 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:4736
      - C:\Windows\SysWOW64\runonce.exe
        
        "C:\Windows\system32\runonce.exe" -r
        6⤵
        Checks processor information in registry
        Suspicious use of WriteProcessMemory
        
        PID:4328
        
        C:\Windows\SysWOW64\grpconv.exe
        
        "C:\Windows\System32\grpconv.exe" -o
        7⤵
        
        PID:3432
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\inj.dat,MainLoad
        5⤵
        
        PID:2256
- C:\Users\Admin\AppData\Local\Temp\inlDE8B.tmp
  C:\Users\Admin\AppData\Local\Temp\inlDE8B.tmp
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3400
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlDE8B.tmp > nul
    3⤵
    PID:1560
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\F1CE34~1.EXE > nul
  2⤵
  PID:4268

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
fceed7a5f76725fb398c6a91ff552899

SHA1
237aec000ae7c7c35a639664b1ad6c0d842a0749

SHA256
2888c66a6908f10474313b2fef31aeeff40cffe1bcbd19b84b29334ff6a71383

SHA512
adfba4e72523d38395c13122d6498d9b48d93b2967858f0208549e3830c9b47ee3e98249b98fe585aeeeffe491a6985a98c80a3be581abccf4239bad4d1cdef3

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

Filesize
404B

MD5
a7fa9a252d049b8eb6af137ceabe7b77

SHA1
39743550a34286fc9eb8551c31b095265bb638ea

SHA256
9c287857144e43b58b324d0f895d85231a640d40a0776b328fb653939f7bf139

SHA512
12c6de863bd9430915740d0b49b18f5874bf0c06115834b2a86cd24800d3299f87a1aa0fa8b61cfa7473f4644199c47adea9416b9f736309398b4b9e62894343

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\z2evvp3\imagestore.dat

Filesize
1KB

MD5
a565e53a3051975e1203020bd1361e9d

SHA1
9bde5135205812ca0e08b755ad2fec47f4747748

SHA256
00d8d955580fb260ba9a84816877f3a74420eea6412bbfbb1d9dd2b508340e4e

SHA512
3c6c7fe2abdf46f3645d27b734311cae6dbcb4a36905d083c519dd1e8907f30f8b0139c556659b837b803bd24e9d329a91d622b0f168f7f7e254d6338afb6b9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlDE8B.tmp

Filesize
57.2MB

MD5
c7fa3d14678afc48ee01dd0e55d9b48a

SHA1
54763a4d32bfcf1da01fac6e5ac5723ba5d990c2

SHA256
d772279179af21f63daecffad1b4521c34243dc855749de2a6c4aaab60a1e831

SHA512
5a909e245a61f77a483c9c8b581d54ec34194a0b3d91f26bef82078eb55128ae8bc8e3c51ee8c1c6a7490e667e7f209c7b6e54be35f5a5f5c62db3f6f95b3e38

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlDE8B.tmp

Filesize
57.2MB

MD5
c7fa3d14678afc48ee01dd0e55d9b48a

SHA1
54763a4d32bfcf1da01fac6e5ac5723ba5d990c2

SHA256
d772279179af21f63daecffad1b4521c34243dc855749de2a6c4aaab60a1e831

SHA512
5a909e245a61f77a483c9c8b581d54ec34194a0b3d91f26bef82078eb55128ae8bc8e3c51ee8c1c6a7490e667e7f209c7b6e54be35f5a5f5c62db3f6f95b3e38

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
d980f89e4088711df685a0aa09e8f5a7

SHA1
dde805f4fa5e016e122e4240e20ff844113717d7

SHA256
28f62bd59962d06d903ea079466c66985caa306251717235a0d470a1b0f62d09

SHA512
fa2a669d846081d71dcada405d3c4bdb92229ba2b4a9f8fd4e461d7c4d51012d3d3b893466f814c8178b9980119703d1a3f7eafeff281a2eb75465e504df9ee9

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

Filesize
3KB

MD5
286fe459674aef6eee17f6ac79a15fdb

SHA1
233dc43099c575a67b05fc1076e676324fd6e63d

SHA256
872cc596dc1fe6d5a131129bd84c2a76d6874e9c57ab2cd792d4d12b6f014fd2

SHA512
c9acc4a134001da76e7ae6aa5ae65ce58501942dfc1f80959ae4db27c06010db753c9d115eedbe0b2b0e30dd5c4dcd1d32816493b053c65cee81d3a343c87314

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
d4917ae9072a10d8e12ef3b282b25b3b

SHA1
bd9ec6c6395997525ec7c15ecca2f115573cc14c

SHA256
6f7649988962c61ac7644262ee6082ef352bbb00cb155a3f4ef0467fbdf1c67b

SHA512
c6ed3119e008191ad56050f6b72a2d64e908c57e80fd0c252b8b1947cf091644c83b6bc16c56d6e2153579eb3e8711c8cd608977426a0906d56a7713bfca309d

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
ab4b4066d18d220aa2d081d056802d34

SHA1
ac1ed1bc65d77cf495a0aa34b4fe2621424cebce

SHA256
6cef84f2570ef76e3bdb2f99802a62b751ed89281cf34c96a5d2ff51ff62582a

SHA512
8e0b09236478b9f3c60d24d5fc011e03076e173450a30054b414271e074d848af18abb549ed7384a0876ffff411bc397b43ccd84a1105e293fa96bc4dc7888c2

Download Submit
memory/1232-166-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1232-132-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3620-169-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-189-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-160-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-162-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-164-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-163-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-155-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-167-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-168-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-222-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-170-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-171-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-221-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-172-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-174-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-176-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-216-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-179-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-180-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-181-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-182-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-183-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-185-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-188-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-156-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-190-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-191-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-192-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-193-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-194-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-195-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-199-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-200-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-201-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-202-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-203-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-208-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-209-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-210-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-211-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-212-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-213-0x00007FFFEF5F0000-0x00007FFFEF65E000-memory.dmp

Filesize
440KB

Download
memory/3620-215-0x00007FFFEF5F0000-0x00007FFFEF65E000-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