stealc | 4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2024, 02:33

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General

Target

4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe
Size

2.0MB
MD5

f3a208d03776378776a9fdc3ce740ac9
SHA1

96464cb96d17ad6cd55aa3e143e9cbda3f4dc47d
SHA256

4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439
SHA512

0a8dde8ab1e79fd5b79d6dc9601e11313f988782ae4f3d86b049693852067091593efa9b38c03932cc7e2d18e5e025a93e2ee14c1a4ca44fe137172db62602c3
SSDEEP

49152:7c1j9onWbLiAwHRTTRnUXuTWwTuwi71+HSYUMUwt6:7KeLxft7mV2t6

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__	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.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	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.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	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3952	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.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	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3952	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe
3952	4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe

C:\Users\Admin\AppData\Local\Temp\4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.exe
"C:\Users\Admin\AppData\Local\Temp\4899660112f2e8f637d3236a7081ce7b53887651ed896712acda6509f473e439.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:3952

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/3952-0-0x0000000000F10000-0x0000000001630000-memory.dmp

Filesize
7.1MB

Download
memory/3952-1-0x00000000776C4000-0x00000000776C6000-memory.dmp

Filesize
8KB

Download
memory/3952-2-0x0000000000F11000-0x0000000000F79000-memory.dmp

Filesize
416KB

Download
memory/3952-3-0x0000000000F10000-0x0000000001630000-memory.dmp

Filesize
7.1MB

Download
memory/3952-4-0x0000000000F10000-0x0000000001630000-memory.dmp

Filesize
7.1MB

Download