stealc | 4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116

Analysis

max time kernel
95s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2024 19:24

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General

Target

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe
Size

1.7MB
MD5

e6360ebf4fbd15fd1bdf0088eb78ca22
SHA1

b174a406b9305eed8f81e382960085a45a283fd5
SHA256

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116
SHA512

5965c1002c3c833b183a65f55ed8be44f1faca8b7ec9dd7adf3996d6162f2b5a60d1859d3b4e04aa6e38a8826503ae514d24d2f1149168723029bdbab0befa2e
SSDEEP

49152:4yJYurVX4WBGPh7mQfMyX9HohTGfQMq46:4DaIWUp7mQftX9HohTz74

Score

10^/10

stealc mars discovery evasion 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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.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

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.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

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

pid	Process
4576	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.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

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

pid	Process
4576	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe
4576	4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe

C:\Users\Admin\AppData\Local\Temp\4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.exe
"C:\Users\Admin\AppData\Local\Temp\4010093c111ec0be1515414d06b8c33bbe67c1d7a95b10da70efe79860e17116.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:4576

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/4576-0-0x0000000000430000-0x0000000000AD1000-memory.dmp

Filesize
6.6MB

Download
memory/4576-1-0x0000000077014000-0x0000000077016000-memory.dmp

Filesize
8KB

Download
memory/4576-2-0x0000000000431000-0x0000000000448000-memory.dmp

Filesize
92KB

Download
memory/4576-3-0x0000000000430000-0x0000000000AD1000-memory.dmp

Filesize
6.6MB

Download
memory/4576-4-0x0000000000430000-0x0000000000AD1000-memory.dmp

Filesize
6.6MB

Download