stealc | 884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 03:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe
Size

2.0MB
MD5

352997f0d471f1756a7dca5ecbfc5e35
SHA1

3886ca9444a2316379bb66719a6d1431032712f7
SHA256

884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f
SHA512

787d55746a6f07560e0a24bd46db84ca20bfbe084dc9fcfa5c9a8986439999e2e814ae01e2ca3340f2c9ccd861b4d71c67e066a247995106353a02d3de8048c1
SSDEEP

49152:e3cMhG52Z+kT6lCu5L6t8HY7zS32qQxPQuSjKUtF5jA+9w0xe2Uc:e3thG+P2Lg22yTDDXii

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__	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.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	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2084	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.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	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2084	884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe

C:\Users\Admin\AppData\Local\Temp\884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.exe
"C:\Users\Admin\AppData\Local\Temp\884ffc38baf8607522669c1e424e559215994a62639a09a7beb30f155479b85f.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:2084

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/2084-0-0x0000000000280000-0x00000000009A7000-memory.dmp

Filesize
7.2MB

Download
memory/2084-1-0x0000000077B50000-0x0000000077B52000-memory.dmp

Filesize
8KB

Download
memory/2084-2-0x0000000000281000-0x00000000002E9000-memory.dmp

Filesize
416KB

Download
memory/2084-3-0x0000000000280000-0x00000000009A7000-memory.dmp

Filesize
7.2MB

Download
memory/2084-5-0x0000000000280000-0x00000000009A7000-memory.dmp

Filesize
7.2MB

Download