stealc | 99e3eaac03d77c6b24ebd5a17326ba051788d58f1f1d4aa6871310419a85d8af

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 01:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

file.exe
Size

1.7MB
MD5

582c09e30698672fd833e6e6c0dc506e
SHA1

37dafeb7ea62e155ff3f2d47f84011b24ef8ba2b
SHA256

99e3eaac03d77c6b24ebd5a17326ba051788d58f1f1d4aa6871310419a85d8af
SHA512

495525e62560e397c0bef9c7f17358c08547c34930e772c8e59476ec50b7196eac28a0cbba83d0d90ebcc4282e210e0d140292cf4bfd52262cba45e2a9d6a1c9
SSDEEP

49152:31U0cR91UH/HfSve4TthkZ71pGjYgvsiX+xmc5Q:FUXR91UH/KvXTPkDYc+sQl

Score

10^/10

stealc rave discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

rave

http://185.215.113.103

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__	file.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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.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-1-5-21-2412658365-3084825385-3340777666-1000\Software\Wine	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2912	file.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	file.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2912	file.exe
2912	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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:2912

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/2912-0-0x00000000007A0000-0x0000000000E06000-memory.dmp

Filesize
6.4MB

Download
memory/2912-1-0x0000000077894000-0x0000000077896000-memory.dmp

Filesize
8KB

Download
memory/2912-2-0x00000000007A1000-0x00000000007B5000-memory.dmp

Filesize
80KB

Download
memory/2912-3-0x00000000007A0000-0x0000000000E06000-memory.dmp

Filesize
6.4MB

Download
memory/2912-4-0x00000000007A0000-0x0000000000E06000-memory.dmp

Filesize
6.4MB

Download