f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67

General

Target

f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe
Size

8.1MB
MD5

ada9c6c201d6732e378d53f03502962e
SHA1

81d4450cb18054a87fea2f5d266cd71f33c8f013
SHA256

f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67
SHA512

160ec65f272d322c28267cea0cc559df0fe4a9df8ea41b9841cb0123219e5545103cf1267ff92e75502145ba7888331fcdb247296618133811d26b24daf96845

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1332-130-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp	themida
behavioral2/memory/1332-131-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp	themida
behavioral2/memory/1332-132-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp	themida
behavioral2/memory/1332-133-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp	themida
behavioral2/memory/1332-134-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1468	svchost.exe
Token: SeCreatePagefilePrivilege	1468	svchost.exe
Token: SeShutdownPrivilege	1468	svchost.exe
Token: SeCreatePagefilePrivilege	1468	svchost.exe
Token: SeShutdownPrivilege	1468	svchost.exe
Token: SeCreatePagefilePrivilege	1468	svchost.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe
Token: SeRestorePrivilege	2676	TiWorker.exe
Token: SeSecurityPrivilege	2676	TiWorker.exe
Token: SeBackupPrivilege	2676	TiWorker.exe

C:\Users\Admin\AppData\Local\Temp\f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe
"C:\Users\Admin\AppData\Local\Temp\f071d4f172cf4813824423d01d063626551862489fb904b241dfc8f5ecd7df67.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
PID:1332

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:1468

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:2676

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1332-130-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp

Filesize
18.5MB

Download
memory/1332-131-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp

Filesize
18.5MB

Download
memory/1332-132-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp

Filesize
18.5MB

Download
memory/1332-133-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp

Filesize
18.5MB

Download
memory/1332-134-0x00007FF709470000-0x00007FF70A6EA000-memory.dmp

Filesize
18.5MB

Download
memory/1468-135-0x000001D764590000-0x000001D7645A0000-memory.dmp

Filesize
64KB

Download
memory/1468-136-0x000001D764B20000-0x000001D764B30000-memory.dmp

Filesize
64KB

Download
memory/1468-137-0x000001D767210000-0x000001D767214000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads