hxxp://kms[.]digiboy[.]ir

General

Target

http://kms.digiboy.ir

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "531472126"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30941656"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f323031e69ff0a4483a9b6c67c2edc8a0000000002000000000010660000000100002000000020cf01b2ab2bf10d4317302eed5428d725f219e9785cea69656fad12e8f9b956000000000e80000000020000200000001289082800b703290dd8a7041acb43246dfbddf7c3f4c5d811af656f287bc18c20000000c8bd885231643fa7331a18bd145b480b37ddc8a2d785b33da133a3defc230961400000006be3a84d17ee534810824c6e1a545e7346261818aaa58b6160deeee5b162a788d81705cb3ad55e1c505aff434f8405cae7731326fae7278102edcec1b8065d06	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30941656"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4B191B27-8DCB-11EC-B9A4-F225CF552D08} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "531472126"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30941656"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b048fe2ad821d801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f323031e69ff0a4483a9b6c67c2edc8a000000000200000000001066000000010000200000002774557152c258de3f91014e7369c93d5064d16cace3e00d855b6c3d63bb2e42000000000e8000000002000020000000d44089ffe5bc620dd74928000ded7306b284ef0e40fd8a8c4e61a5b2e566715120000000d16bc0a201baeab4a210c7169b0cae59e8e869f5e050f61b1428a8fb6fdecb9340000000d6b8c4b6782428d7a01d89222adf95108d310fb9d68b406216bdcd87b2bba47c0445100057d75bd109f5163379f7c3138608026a903f6090ad7daa90851750e3	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "544128311"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c01cf72ad821d801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "351631457"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

1228 iexplore.exe

pid	process
1228	iexplore.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4272	svchost.exe
Token: SeCreatePagefilePrivilege	4272	svchost.exe
Token: SeShutdownPrivilege	4272	svchost.exe
Token: SeCreatePagefilePrivilege	4272	svchost.exe
Token: SeShutdownPrivilege	4272	svchost.exe
Token: SeCreatePagefilePrivilege	4272	svchost.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe
Token: SeRestorePrivilege	1692	TiWorker.exe
Token: SeSecurityPrivilege	1692	TiWorker.exe
Token: SeBackupPrivilege	1692	TiWorker.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1228 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1228 iexplore.exe
1228 iexplore.exe
2572 IEXPLORE.EXE
2572 IEXPLORE.EXE
2572 IEXPLORE.EXE
2572 IEXPLORE.EXE

pid	process
1228	iexplore.exe

pid	process
1228	iexplore.exe
1228	iexplore.exe
2572	IEXPLORE.EXE
2572	IEXPLORE.EXE
2572	IEXPLORE.EXE
2572	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 1228 wrote to memory of 2572	1228	iexplore.exe	IEXPLORE.EXE
PID 1228 wrote to memory of 2572	1228	iexplore.exe	IEXPLORE.EXE
PID 1228 wrote to memory of 2572	1228	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://kms.digiboy.ir
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1228

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1228 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2572

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4272

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1692

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4272-130-0x0000016815130000-0x0000016815140000-memory.dmp

Filesize
64KB

Download
memory/4272-131-0x0000016815190000-0x00000168151A0000-memory.dmp

Filesize
64KB

Download
memory/4272-132-0x0000016817EA0000-0x0000016817EA4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads