0da59c6cad3dc76c1fdad012825408034b900a830bd45c885378b8c77db5680c

Analysis

max time kernel
84s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
15-11-2023 02:43

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General

Target

360hbtheme.dll
Size

18.1MB
MD5

409837cc5ea19c916d8c14fd3739fd5e
SHA1

fced3169c6b3d43f14baab9659f99cd1e5cd563c
SHA256

6ebd682d580cd848e0b21db2d95d69a9a827f7faf1d5b6defc6f990f38aabcb3
SHA512

383fc3738462d211682c53be4a9622fd63998be1dc2be9a3bd1732ca1e79faf84c9bcf7ea806eeebe4f6f663b26b66bfc2a1f77e98f8cbf3e468482a430a1c99
SSDEEP

196608:pd5mDRzElNjBUXFFEUlc6+KQJmz84MisKkw4G/hAJdW:5URmNjOnTc6+V1is+BpAJU

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rundll32.exe

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:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rundll32.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/2608-1-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp	themida
behavioral2/memory/2608-0-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp	themida
behavioral2/memory/2608-2-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp	themida
behavioral2/memory/2608-3-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp	themida
behavioral2/memory/2608-4-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\360hbtheme.dll,#1
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2608-1-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp

Filesize
18.3MB

Download
memory/2608-0-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp

Filesize
18.3MB

Download
memory/2608-2-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp

Filesize
18.3MB

Download
memory/2608-3-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp

Filesize
18.3MB

Download
memory/2608-4-0x00007FFEFD990000-0x00007FFEFEBD2000-memory.dmp

Filesize
18.3MB

Download
memory/2608-5-0x000001F41E7F0000-0x000001F41E827000-memory.dmp

Filesize
220KB

Download