stealc | be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cad

Analysis

max time kernel
100s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 20:48

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General

Target

be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe
Size

1.7MB
MD5

9a949898d3ee6b471c675d9ada8ee430
SHA1

f6984fdd41a345705cb529ca294b6b3418af5058
SHA256

be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cad
SHA512

30dfbfb98293dd24ddf82dba62453272d3008dc91e20d6ab89406c150294b1fb304dc9fe61dd42ac35dcae5dd53fe194ba3bf442542ec38188d5e8567dc35770
SSDEEP

49152:jlkmFVNSJegkrH17i9Q8WBoXCD5cZEjNC:j2Jegkrs9mBoXDEh

Score

10^/10

stealc stok discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

stok

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.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__	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.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	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1080	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.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	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1080	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe
1080	be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe

C:\Users\Admin\AppData\Local\Temp\be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.exe
"C:\Users\Admin\AppData\Local\Temp\be7b69901eac0a94f38737d2c8ccc635b026cbe29c546100c370517d06fe4cadN.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:1080

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/1080-0-0x0000000000700000-0x0000000000D9B000-memory.dmp

Filesize
6.6MB

Download
memory/1080-1-0x0000000077D54000-0x0000000077D56000-memory.dmp

Filesize
8KB

Download
memory/1080-2-0x0000000000701000-0x0000000000718000-memory.dmp

Filesize
92KB

Download
memory/1080-4-0x0000000000700000-0x0000000000D9B000-memory.dmp

Filesize
6.6MB

Download
memory/1080-5-0x0000000000700000-0x0000000000D9B000-memory.dmp

Filesize
6.6MB

Download