ef16a6cfaaeace9fc8a426a3543d16b922fe2077a58431b1082b2e10f69ac603

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 23:55

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

tmp.exe
Size

3.3MB
MD5

e8239c164ccd16462ad82bdefe2be3cd
SHA1

be90f209564b5f44f26ec5e3be631af6411b1a8e
SHA256

ef16a6cfaaeace9fc8a426a3543d16b922fe2077a58431b1082b2e10f69ac603
SHA512

b957f41cb01025de23b670a063180d71a5f3daac1fc8d45645cb427e9b6cad08b05c792d484d6ee8013f3ec0e64565a864a72e3ca96f3e5bffd4e048b2127291
SSDEEP

98304:DB1DDSLqvkr8gKoVnD3JRUfYvYYMaHuVd35ENRJNw:DfDSLqQbD5RUf3FzENRk

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	tmp.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	tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	tmp.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1760-0-0x00007FF6E4C10000-0x00007FF6E5509000-memory.dmp	themida
behavioral2/memory/1760-2-0x00007FF6E4C10000-0x00007FF6E5509000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1760	tmp.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1760	tmp.exe
1760	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1760

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

Loading Replay Monitor...

Downloads

memory/1760-0-0x00007FF6E4C10000-0x00007FF6E5509000-memory.dmp

Filesize
9.0MB

Download
memory/1760-1-0x00007FF991110000-0x00007FF991305000-memory.dmp

Filesize
2.0MB

Download
memory/1760-2-0x00007FF6E4C10000-0x00007FF6E5509000-memory.dmp

Filesize
9.0MB

Download
memory/1760-3-0x00007FF991110000-0x00007FF991305000-memory.dmp

Filesize
2.0MB

Download