stealc | 868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63

Analysis

max time kernel
95s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 16:19

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General

Target

868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe
Size

1.7MB
MD5

288001b65d38a2878e7d1f424b419f3c
SHA1

c215fe8ed0d086ce614fcba865954697364dfde8
SHA256

868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63
SHA512

4e4983ddb993e4c2956f241608ee95b04796a62dc170181b400dde198dc2225ba95db96f8c63163624355cbce5c6ce552b3e1d552b401032dfc2a723f3aaa59f
SSDEEP

49152:cFWG1siGNyN4PcuCUB1BD1+w6dr5FhEcR:cEG1siGNq4PoUP6bN

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__	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.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	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.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-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1132	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.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	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1132	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe
1132	868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe

C:\Users\Admin\AppData\Local\Temp\868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.exe
"C:\Users\Admin\AppData\Local\Temp\868eda914f608108639b82ddad28ba808eed057111f6d82ad8a3d20c1773be63.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:1132

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/1132-0-0x00000000001C0000-0x0000000000860000-memory.dmp

Filesize
6.6MB

Download
memory/1132-1-0x0000000077BD4000-0x0000000077BD6000-memory.dmp

Filesize
8KB

Download
memory/1132-2-0x00000000001C1000-0x00000000001D8000-memory.dmp

Filesize
92KB

Download
memory/1132-3-0x00000000001C0000-0x0000000000860000-memory.dmp

Filesize
6.6MB

Download
memory/1132-4-0x00000000001C0000-0x0000000000860000-memory.dmp

Filesize
6.6MB

Download