63ba59b6c377f04840f8234f341a028ec170a952535136e69577beec9357f3e8

General

Target

63ba59b6c377f04840f8234f341a028ec170a952535136e69577beec9357f3e8.dll
Size

9.0MB
MD5

a4dd634510df494b08635fecbe77b116
SHA1

9b8a645b75574d45c0de24a3d5fcca20c081a91d
SHA256

63ba59b6c377f04840f8234f341a028ec170a952535136e69577beec9357f3e8
SHA512

446a8378121df58606aed8e7a4a4994fcb08761f76170b429bae1a0b96eb54dd38be66f12ac22e9a5d829c0ef6d463fe1d53b1b5c90f6c298d731bc809da22a8

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 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/308-57-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-58-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-60-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-62-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-63-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-64-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-65-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-66-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-67-0x00000000706A0000-0x0000000071FFE000-memory.dmp	themida
behavioral1/memory/308-68-0x00000000706A0000-0x0000000071FFE000-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
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

rundll32.exe

pid process

308 rundll32.exe

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

pid	process
308	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe
PID 1308 wrote to memory of 308	1308	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63ba59b6c377f04840f8234f341a028ec170a952535136e69577beec9357f3e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1308

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63ba59b6c377f04840f8234f341a028ec170a952535136e69577beec9357f3e8.dll,#1
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:308

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/308-54-0x0000000000000000-mapping.dmp

Download
memory/308-55-0x0000000075261000-0x0000000075263000-memory.dmp

Filesize
8KB

Download
memory/308-56-0x0000000072000000-0x000000007395E000-memory.dmp

Filesize
25.4MB

Download
memory/308-57-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-59-0x0000000072000000-0x000000007395E000-memory.dmp

Filesize
25.4MB

Download
memory/308-58-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-60-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-61-0x0000000077550000-0x00000000776D0000-memory.dmp

Filesize
1.5MB

Download
memory/308-62-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-63-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-64-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-65-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-66-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-67-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-68-0x00000000706A0000-0x0000000071FFE000-memory.dmp

Filesize
25.4MB

Download
memory/308-69-0x0000000077550000-0x00000000776D0000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads