b39b6d34359a139be9b37883fcfcf3f018e548189b602679c0b4e5e2d777b796

Analysis

user interaction
yes
max time kernel
150s
max time network
118s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 22:10

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General

Target
cc.dll
Size 4.0MB
Sample260729-13qqvaff35
SHA256 b39b6d34359a139be9b37883fcfcf3f018e548189b602679c0b4e5e2d777b796
MD5 e6f50b8ada5dd211383126def2caa829
SHA1 9e2b0c26eee51453a7b4b361712bc313f6a903b4
SHA512 d85bda9497c80b2e5674a711fa67d7eaaebfe917fe7b228e1ad587493d1d5ffdb3466b31af50babeefde417e18c9a68d4a94c86850528980dc5930822ebbeede
SSDEEP 98304:GIcLKtlLH/Xn+ZN0iZ6QfFwGXBnzGpt8q5rPua:GI3dEuicQdjBzGPLu
TLSH
T1C7163372CF14166AE25FD374164BB81BD65CA1F0A4F53F7FE3466BD899266CE0020B84
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion themida trojan

Malware Config

Signatures

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

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

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4820-0-0x0000000180000000-0x0000000180A53000-memory.dmp	themida
behavioral2/memory/4820-1-0x0000000180000000-0x0000000180A53000-memory.dmp	themida
behavioral2/memory/4820-2-0x0000000180000000-0x0000000180A53000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4820	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc.dll,#1
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4820

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

memory/4820-0-0x0000000180000000-0x0000000180A53000-memory.dmp

Download

memory/4820-1-0x0000000180000000-0x0000000180A53000-memory.dmp

Download

memory/4820-2-0x0000000180000000-0x0000000180A53000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads