stealc | 960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e

Analysis

max time kernel
135s
max time network
136s
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, 10:32

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General

Target

960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe
Size

1.7MB
MD5

9821831d42cd7ba4bbeb71bc10ab297e
SHA1

4c0e79352efe1ffe9574e891d479de5b8ba44729
SHA256

960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e
SHA512

9e86662772d23153e473eefbff98737ee913a883cf146d40292369bc52ed55ac882c8e30e7606a4c7657f031bef2b497826592f6119f243df07122e37a71049d
SSDEEP

24576:xA0lWzmMsNW0OU9BpWR1wywWWtN3aMl7QZvghNy5EFpHjjeFMZ2vVubdlESYJs8B:WmDW0OxqYWb3LjhyEfDNn7wX

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__	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.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	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.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-1-5-21-1874072718-2205492803-118941907-1000\Software\Wine	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2888	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.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	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2888	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe
2888	960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe

C:\Users\Admin\AppData\Local\Temp\960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.exe
"C:\Users\Admin\AppData\Local\Temp\960c86b1c96179b950ed5c0735ef6b0254b1f4e659b73746e9624851718aaa4e.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:2888

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/2888-0-0x0000000000C80000-0x00000000012FE000-memory.dmp

Filesize
6.5MB

Download
memory/2888-1-0x0000000077984000-0x0000000077986000-memory.dmp

Filesize
8KB

Download
memory/2888-2-0x0000000000C81000-0x0000000000C98000-memory.dmp

Filesize
92KB

Download
memory/2888-3-0x0000000000C80000-0x00000000012FE000-memory.dmp

Filesize
6.5MB

Download
memory/2888-5-0x0000000000C80000-0x00000000012FE000-memory.dmp

Filesize
6.5MB

Download