d005a8cf301819a46ecbb1d1e5db0bf87951808d141ada5e13ffc4b68155a112

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-05-2022 19:24

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General

Target

d005a8cf301819a46ecbb1d1e5db0bf87951808d141ada5e13ffc4b68155a112.dll
Size

2.4MB
MD5

178b3301656b43e46678fbbda58e9af7
SHA1

83a951b61a9bd2ec003a4004d13023368d1c8d55
SHA256

d005a8cf301819a46ecbb1d1e5db0bf87951808d141ada5e13ffc4b68155a112
SHA512

1f8d19dc85164375c22e3ebcf357ad6666c4ccac0b75006cd4bfd7824d3273ba4e3c67ffd1bc2cd261d640da2f5812e2b509f728f1fb771de42f65742a18de0e

Score

9^/10

evasion 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:

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

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

2912 rundll32.exe

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

pid	process
2912	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2804 wrote to memory of 2912	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2912	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2912	2804	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d005a8cf301819a46ecbb1d1e5db0bf87951808d141ada5e13ffc4b68155a112.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2804

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d005a8cf301819a46ecbb1d1e5db0bf87951808d141ada5e13ffc4b68155a112.dll,#1
2⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2912

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2912-130-0x0000000000000000-mapping.dmp

Download
memory/2912-131-0x0000000010001000-0x0000000010005000-memory.dmp

Filesize
16KB

Download
memory/2912-132-0x0000000077B80000-0x0000000077D23000-memory.dmp

Filesize
1.6MB

Download