stealc | 65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 07:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe
Size

1.8MB
MD5

4be96d73816475072f5f8e81d71c5886
SHA1

8f7e4c9eb41c1d832dd88c6401a63bd628813885
SHA256

65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d
SHA512

eb18ed7c21c5b5e7bb93e6a627bf9ef629ef3316dea0458c5bfe64033d05ee51fb56aadf276f2abec734d889ca96c79a1b641f4c3b144c0dcf2333967a506a3c
SSDEEP

49152:Wrr+f8RUk2yRuR5/PUmuveEHBE5AbWsEtIilkaHMj:s+F8Y2v9B8YEtDqaHMj

Score

10^/10

stealc doma discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

doma

http://185.215.113.37

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer 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__	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.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	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.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-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2232	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.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	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2232	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe
2232	65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe

C:\Users\Admin\AppData\Local\Temp\65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.exe
"C:\Users\Admin\AppData\Local\Temp\65ac9cfdfb1d23d082840dfea8d506a4027f16355a45315e246efab8bf81453d.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:2232

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/2232-0-0x0000000000340000-0x00000000009E1000-memory.dmp

Filesize
6.6MB

Download
memory/2232-1-0x0000000077A34000-0x0000000077A36000-memory.dmp

Filesize
8KB

Download
memory/2232-2-0x0000000000341000-0x0000000000364000-memory.dmp

Filesize
140KB

Download
memory/2232-3-0x0000000000340000-0x00000000009E1000-memory.dmp

Filesize
6.6MB

Download
memory/2232-4-0x0000000000340000-0x00000000009E1000-memory.dmp

Filesize
6.6MB

Download