stealc | 512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 02:42

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General

Target

512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe
Size

1.7MB
MD5

80f61cb4bab79b902454101d88aa7d93
SHA1

eb7c3b0976f67e71d7387361962c7d89ea4b1525
SHA256

512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5
SHA512

af1a9f6b222e02b2233ae9837954612d4a40a783c52a7a289b382bd961658f863dc8deddd10e467d2434290d328db284217b26392dab98e65c115d3b3c0cce6f
SSDEEP

49152:Bsr2bYuR7F3Qc8wjMUvHbsS65zW49gtfx:eSY27B8olH4SWw

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__	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.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	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2060	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.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	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2060	512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe

C:\Users\Admin\AppData\Local\Temp\512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.exe
"C:\Users\Admin\AppData\Local\Temp\512fcff66926fe8d3ba34d48d4b6a3978d294268e0d328a7aa938e0672dd5de5.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:2060

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/2060-0-0x0000000000DE0000-0x0000000001465000-memory.dmp

Filesize
6.5MB

Download
memory/2060-1-0x0000000077E10000-0x0000000077E12000-memory.dmp

Filesize
8KB

Download
memory/2060-2-0x0000000000DE1000-0x0000000000DF8000-memory.dmp

Filesize
92KB

Download
memory/2060-3-0x0000000000DE0000-0x0000000001465000-memory.dmp

Filesize
6.5MB

Download
memory/2060-5-0x0000000000DE0000-0x0000000001465000-memory.dmp

Filesize
6.5MB

Download