stealc | 715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb

Analysis

max time kernel
103s
max time network
105s
platform
windows11-21h2_x64
resource
win11-20250619-en
resource tags

arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
submitted
09/07/2025, 04:36

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General

Target
715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe
Size 1.7MB
Sample250709-e8bm8assgv
SHA256 715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb
MD5 7201b45617fddde515846336e78d95b2
SHA1 a00afe2646990b1ba446d282143f0b717a61663c
SHA512 1978ecfb11a3564a7b3f215a833d7ca5d9459577be4cf894828c758feac931ffa3dfa1bc2c8eb4f7477445ca88bf598606e4f42ccb7c76cd5d597bcb8d92ea10
SSDEEP 49152:+K1Euoy0M8Ysdb0vlSiM0AmijUtHWTI/jKZT:+buiYsdb0vlSiBAmi4tNG
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc mars defense_evasion discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

mars

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.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	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.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-1-5-21-4024151881-1944119507-1574723210-1000\Software\Wine	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2296	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.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	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2296	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe
2296	715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe

C:\Users\Admin\AppData\Local\Temp\715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.exe
"C:\Users\Admin\AppData\Local\Temp\715feed9e8e28808cd140b740f3e456c17258fac1ad8c098cf68fe73b355d3bb.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:2296

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

memory/2296-0-0x0000000000D10000-0x00000000013A2000-memory.dmp

Download

memory/2296-1-0x0000000005440000-0x0000000005441000-memory.dmp

Download

memory/2296-3-0x0000000000D10000-0x00000000013A2000-memory.dmp

Download