f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01

Analysis

max time kernel
119s
max time network
122s
platform
windows10_x64
resource
win10-en-20211208
submitted
18-12-2021 02:54

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General

Target

f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe
Size

3.0MB
MD5

fd73f81aa14d9ac2bed06703ddb406fc
SHA1

71201a58ed4a950b3b5fb1f01c2a4826f9e98180
SHA256

f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01
SHA512

b0474899f93aa9d46090fb02c6ef1a8ce283a19be29f13eec70b32059752c50fed05aa507da83c20a9a580f941d9987bb9c93518fac8210c3bd6a0cf815bf407

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:

f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1580-115-0x0000000000090000-0x0000000000091000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

pid process

1580 f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

pid	process
1580	f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe

C:\Users\Admin\AppData\Local\Temp\f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe
"C:\Users\Admin\AppData\Local\Temp\f84d2af6ba8cf7bacc684fac666335b963632ce17775fa0bd7d25de9282cde01.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1580

Network

MITRE ATT&CK Enterprise v6

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/1580-115-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1580-117-0x00000000059F0000-0x00000000059F1000-memory.dmp

Filesize
4KB

Download
memory/1580-118-0x0000000077510000-0x000000007769E000-memory.dmp

Filesize
1.6MB

Download
memory/1580-119-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/1580-120-0x0000000005FC0000-0x0000000005FC1000-memory.dmp

Filesize
4KB

Download
memory/1580-121-0x0000000003270000-0x0000000003271000-memory.dmp

Filesize
4KB

Download