080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30

General

Target

080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe
Size

100KB
MD5

e8bad289600fb12db5297b877069d4aa
SHA1

30bdb4c6dabc46e8d0db4315041018169f95f828
SHA256

080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30
SHA512

4c8e3f298f13b5770cd195520e9fc76f89254a4f15404d9152dc655c8323ef018bc2cf4df15d7c5cf4487716c365fb2071eedcc236911e578672bd411f9047d6

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3220 created 4292 3220 WerFault.exe 080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe

description	pid	process	target process
PID 3220 created 4292	3220	WerFault.exe	080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

460 4292 WerFault.exe 080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe

pid	pid_target	process	target process
460	4292	WerFault.exe	080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

WerFault.exe

pid process

460 WerFault.exe
460 WerFault.exe

pid	process
460	WerFault.exe
460	WerFault.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

WerFault.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeRestorePrivilege	460	WerFault.exe
Token: SeBackupPrivilege	460	WerFault.exe
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe
Token: SeSecurityPrivilege	3680	TiWorker.exe
Token: SeBackupPrivilege	3680	TiWorker.exe
Token: SeRestorePrivilege	3680	TiWorker.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WerFault.exe

description	pid	process	target process
PID 3220 wrote to memory of 4292	3220	WerFault.exe	080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe
PID 3220 wrote to memory of 4292	3220	WerFault.exe	080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe

C:\Users\Admin\AppData\Local\Temp\080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe
"C:\Users\Admin\AppData\Local\Temp\080b8c9c11489dd603b1e8d009f921c20c5aef622ca05b05b0af41b694551a30.exe"
1⤵
PID:4292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 340
2⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4292 -ip 4292
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:3220

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:4060

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:3680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4060-130-0x0000024A775A0000-0x0000024A775B0000-memory.dmp

Filesize
64KB

Download
memory/4060-131-0x0000024A77D60000-0x0000024A77D70000-memory.dmp

Filesize
64KB

Download
memory/4060-132-0x0000024A7ACD0000-0x0000024A7ACD4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads