stealc | 693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb

Analysis

max time kernel
140s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
25/02/2025, 12:24

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General

Target

693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe
Size

1.8MB
MD5

b21f0c5b48f063c2bb50fa07bae58c7c
SHA1

3bcadf04629f5653f25d02361c3d7e9d3cd47ed1
SHA256

693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb
SHA512

e1e31a8d8ef2b0fab85c36cb95000b4497b6959af9967fdceb424c3d7fe26f7fd0f06f88f689f80d379c67861dfcf74108cd98509a198a4198284812ff9e2c19
SSDEEP

49152:fZQ+OQvRtjea7Zq+AizUJsLNplOa5nvlJ+Ahs:fbppea8MzUqLXYctRs

Score

10^/10

stealc reno defense_evasion discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

reno

http://185.215.113.115

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.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	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Software\Wine	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3728	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.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	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3728	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe
3728	693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe

C:\Users\Admin\AppData\Local\Temp\693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.exe
"C:\Users\Admin\AppData\Local\Temp\693171c7682213bfadf8b32e116bced88e51f7c4ce06df491c9801568e87dacb.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:3728

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/3728-0-0x0000000000C80000-0x0000000001333000-memory.dmp

Filesize
6.7MB

Download
memory/3728-1-0x0000000077194000-0x0000000077196000-memory.dmp

Filesize
8KB

Download
memory/3728-2-0x0000000000C81000-0x0000000000C98000-memory.dmp

Filesize
92KB

Download
memory/3728-3-0x0000000000C80000-0x0000000001333000-memory.dmp

Filesize
6.7MB

Download
memory/3728-5-0x0000000000C80000-0x0000000001333000-memory.dmp

Filesize
6.7MB

Download