stealc | f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12

Analysis

max time kernel
91s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
06-09-2024 04:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe
Size

1.7MB
MD5

b914f31b2599675cb8a7ac4c9262ecd8
SHA1

00823733cca7494e9eab8683b24cceef06b9fb8e
SHA256

f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12
SHA512

ce490f5a9ef7b23ae352eb735b53846a1a07272de7f291e63d464fda61a26b771bab063214e5ea007dd83b4a5fa16b7248ff01b39da43d95989d724625f96d57
SSDEEP

49152:2uusp5JHXxIG5Fu8ixkzSEjoqWikq1j8m:eEJ3xIG7u8pzxo/

Score

10^/10

stealc leva discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

leva

http://185.215.113.100

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer 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__	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.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	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.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-1-5-21-2227988167-2813779459-4240799794-1000\Software\Wine	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2364	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.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	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2364	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe
2364	f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe

C:\Users\Admin\AppData\Local\Temp\f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.exe
"C:\Users\Admin\AppData\Local\Temp\f0947eaff9837140af164952d5ff422e3f9e35cea5c85a67709fb97638d03f12.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:2364

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2364-0-0x0000000000E70000-0x00000000014F8000-memory.dmp

Filesize
6.5MB

Download
memory/2364-1-0x0000000077C56000-0x0000000077C58000-memory.dmp

Filesize
8KB

Download
memory/2364-2-0x0000000000E71000-0x0000000000E85000-memory.dmp

Filesize
80KB

Download
memory/2364-3-0x0000000000E70000-0x00000000014F8000-memory.dmp

Filesize
6.5MB

Download
memory/2364-4-0x0000000000E70000-0x00000000014F8000-memory.dmp

Filesize
6.5MB

Download