stealc | 68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce

Analysis

max time kernel
96s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2024 02:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe
Size

1.7MB
MD5

c92e60d1cb34de101ddafcfef4e3a1c4
SHA1

1cc375954dac4ad8f008c831bc52c9bdf4460261
SHA256

68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce
SHA512

583f4b31f42ba638267e6f870cd95f4aa3c5b1168d19cf69bc182422970866e7b81bfaf878a3acc43c3021f64279a4a265f195511c31130993f465b59d732a65
SSDEEP

49152:GTwXr3V3jZ9CHzHRnQl7cfu39viyOObAWWTZEKnhx+f75+:m0hi9ngHWh4fw

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__	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.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	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.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	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5112	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.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	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5112	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe
5112	68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe

C:\Users\Admin\AppData\Local\Temp\68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.exe
"C:\Users\Admin\AppData\Local\Temp\68fefaa70bd63ff3251ce5e536b278e23b29141bb491a43fc4a85de7fe74dfce.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:5112

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/5112-0-0x0000000000170000-0x000000000080A000-memory.dmp

Filesize
6.6MB

Download
memory/5112-1-0x0000000077284000-0x0000000077286000-memory.dmp

Filesize
8KB

Download
memory/5112-2-0x0000000000171000-0x0000000000188000-memory.dmp

Filesize
92KB

Download
memory/5112-3-0x0000000000170000-0x000000000080A000-memory.dmp

Filesize
6.6MB

Download
memory/5112-4-0x0000000000170000-0x000000000080A000-memory.dmp

Filesize
6.6MB

Download