stealc | 698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae

Analysis

max time kernel
137s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 02:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe
Size

2.0MB
MD5

87a1e964eb044d44777fd0b24186d5aa
SHA1

84a457d7bd7d35286074ae804ef42cc7a423d8c5
SHA256

698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae
SHA512

b3923c777d1ee725cc7f4257a2042d96d69041bdcb30a92f8f5db6eba9b4cdc71fd84e4fe056deb77358a1cdb484f57440f4b23cd0e3526da6674dd2f70574d8
SSDEEP

49152:5npm4GunGfKbi2uMPJ//6fsq4nT4OthhOUW0PXWsv5P81:5nxGU1PpSfsq4nD/OQXWsC

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__	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.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	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2720	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.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	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe
2720	698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe

C:\Users\Admin\AppData\Local\Temp\698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.exe
"C:\Users\Admin\AppData\Local\Temp\698aa036276b25c445e979476ba32336494e94424d7e7eae4a17efa9227c75ae.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:2720

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/2720-0-0x00000000001F0000-0x0000000000921000-memory.dmp

Filesize
7.2MB

Download
memory/2720-1-0x0000000077614000-0x0000000077616000-memory.dmp

Filesize
8KB

Download
memory/2720-2-0x00000000001F1000-0x0000000000259000-memory.dmp

Filesize
416KB

Download
memory/2720-3-0x00000000001F0000-0x0000000000921000-memory.dmp

Filesize
7.2MB

Download
memory/2720-4-0x00000000001F0000-0x0000000000921000-memory.dmp

Filesize
7.2MB

Download