stealc | 9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a

Analysis

max time kernel
133s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 10:41

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General

Target

9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe
Size

2.0MB
MD5

7a7b151acbff6469cd2ace366a9317e6
SHA1

de52d683649a73ab42b11ac334547b3b08d916af
SHA256

9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a
SHA512

9f0fc2d2b3f1d915446c73b4aa44dd4cee13f72d523cf08346178580e4ae970facee15c3aed4d946ca509ff49486a4e1c646674523d6da44075f8866e75a2811
SSDEEP

49152:JUDTnI+zbZNuVHCVDOhAdgbfH3T/FmvguWHltt9n:JUDTnI+zTdO5bfHjFczWH

Score

10^/10

stealc tale discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

tale

http://185.215.113.206

Attributes

url_path
/6c4adf523b719729.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

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__	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.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\SystemBiosVersion	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3376	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3376	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe
3376	9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe

C:\Users\Admin\AppData\Local\Temp\9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe
"C:\Users\Admin\AppData\Local\Temp\9bd047162a8d770bd1e58f35aeb0060922c54d113c485fd4a077e138413d9e8a.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3376

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3376-0-0x0000000000200000-0x000000000092C000-memory.dmp

Filesize
7.2MB

Download
memory/3376-1-0x0000000077AA4000-0x0000000077AA6000-memory.dmp

Filesize
8KB

Download
memory/3376-2-0x0000000000201000-0x0000000000269000-memory.dmp

Filesize
416KB

Download
memory/3376-3-0x0000000000200000-0x000000000092C000-memory.dmp

Filesize
7.2MB

Download
memory/3376-4-0x0000000000200000-0x000000000092C000-memory.dmp

Filesize
7.2MB

Download