2200158c41a2516e208d5b1c730dd422537334e9712d0c350810d11b26b6fc65

General

Target

Anfrage Schweiz.rtf
Size

3KB
MD5

4c7380ca7d98489df3ca858c2e39127f
SHA1

cfcf194ed9a7c4ef48201b062186bf6b7e793b2c
SHA256

2200158c41a2516e208d5b1c730dd422537334e9712d0c350810d11b26b6fc65
SHA512

0b093dbe35462e05b36a8cbb444024a48c8e562974de3b6e19a1da40a5fcb76f193e125464cd725d2a32c8050d1cc6cba38f42ba710ab907971381e2b65bcaa9

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.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:

WINWORD.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3676 WINWORD.EXE
3676 WINWORD.EXE

pid	process
3676	WINWORD.EXE
3676	WINWORD.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4824	svchost.exe
Token: SeCreatePagefilePrivilege	4824	svchost.exe
Token: SeShutdownPrivilege	4824	svchost.exe
Token: SeCreatePagefilePrivilege	4824	svchost.exe
Token: SeShutdownPrivilege	4824	svchost.exe
Token: SeCreatePagefilePrivilege	4824	svchost.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe
Token: SeRestorePrivilege	1168	TiWorker.exe
Token: SeSecurityPrivilege	1168	TiWorker.exe
Token: SeBackupPrivilege	1168	TiWorker.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3676 WINWORD.EXE
3676 WINWORD.EXE
3676 WINWORD.EXE
3676 WINWORD.EXE
3676 WINWORD.EXE
3676 WINWORD.EXE
3676 WINWORD.EXE

pid	process
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE
3676	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Anfrage Schweiz.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3676

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:4824

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:1168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3676-135-0x00007FFFA9ECD000-0x00007FFFA9ECE000-memory.dmp

Filesize
4KB

Download
memory/3676-130-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-132-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-133-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-134-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-136-0x00007FFFA9ED0000-0x00007FFFA9ED1000-memory.dmp

Filesize
4KB

Download
memory/3676-131-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-143-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-142-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-140-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/3676-141-0x00007FFF69EB0000-0x00007FFF69EC0000-memory.dmp

Filesize
64KB

Download
memory/4824-138-0x0000018C73D60000-0x0000018C73D70000-memory.dmp

Filesize
64KB

Download
memory/4824-139-0x0000018C76980000-0x0000018C76984000-memory.dmp

Filesize
16KB

Download
memory/4824-137-0x0000018C735A0000-0x0000018C735B0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads