stealc | 3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/11/2024, 02:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe
Size

1.7MB
MD5

cb78b3cf97d74f0540679225a564e8b0
SHA1

95b72e4eb9f28a6534e1d902f802f2988ad6735f
SHA256

3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675
SHA512

88f693df96058aa6f91ba582ce5c213e9c7761eeb1379b8993c4de83b106632083cd90bbd3eba98a4038b6b951adf81f7f64e7bab903eba431ee4497abd5cde6
SSDEEP

49152:K4sd0B4xleENLXG5uPufXJztveHofL1rAh:AOMl5NLXG5uPuRgof2h

Score

10^/10

stealc mars discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

mars

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__	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.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	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2480	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.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	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2480	3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe

C:\Users\Admin\AppData\Local\Temp\3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.exe
"C:\Users\Admin\AppData\Local\Temp\3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675.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:2480

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/2480-0-0x0000000000A70000-0x00000000010F2000-memory.dmp

Filesize
6.5MB

Download
memory/2480-1-0x0000000077CA0000-0x0000000077CA2000-memory.dmp

Filesize
8KB

Download
memory/2480-2-0x0000000000A71000-0x0000000000A88000-memory.dmp

Filesize
92KB

Download
memory/2480-3-0x0000000000A70000-0x00000000010F2000-memory.dmp

Filesize
6.5MB

Download
memory/2480-4-0x0000000000A70000-0x00000000010F2000-memory.dmp

Filesize
6.5MB

Download