stealc | 510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb

Analysis

max time kernel
92s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 21:31

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General

Target

510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe
Size

1.7MB
MD5

29f4a0cbe4688c38313cb7b16734960c
SHA1

f826fee55157ddef6d4f0a1cd1cd37aaf1988c54
SHA256

510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb
SHA512

5328ac38c6097f4931eed56b0db6fb9afdf5bdbb0d0cce457a367774d5f1b3872d192b555e663f50b683988779443e06134a7cf709aff18b881a4fbd02fe189d
SSDEEP

49152:Nt8HtIvh789zR/DnISBPhVEMyE8HmuZCHi:Nt8HtIe19IgPvlyE85kC

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__	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.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	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4560	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.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	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4560	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe
4560	510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe

C:\Users\Admin\AppData\Local\Temp\510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.exe
"C:\Users\Admin\AppData\Local\Temp\510e810744407788934d0a66d23fac59026d68a2e54d5b1d71733b010e8fe4cb.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:4560

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/4560-0-0x0000000000E90000-0x000000000151C000-memory.dmp

Filesize
6.5MB

Download
memory/4560-1-0x0000000077354000-0x0000000077356000-memory.dmp

Filesize
8KB

Download
memory/4560-2-0x0000000000E91000-0x0000000000EA8000-memory.dmp

Filesize
92KB

Download
memory/4560-3-0x0000000000E90000-0x000000000151C000-memory.dmp

Filesize
6.5MB

Download
memory/4560-4-0x0000000000E90000-0x000000000151C000-memory.dmp

Filesize
6.5MB

Download