stealc | 6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-08-2024 17:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe
Size

1.7MB
MD5

695927c3f75ae50325a1a4a129a7b869
SHA1

8dd0c01b473845cd911596be18820ff4aa01d8f4
SHA256

6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392
SHA512

bcc9d7138dde8fdf9e5986cba747171decea24d01ebddf0cb4c649e17c5a9e9f9135df8af18523b19c46dd23237e5db8b2946d98a14be54880416ef7e807772e
SSDEEP

49152:9xvMxCUBQHvgjP9+ZhdbcyonIJfIapc62MhE0:9KFjPQhdgyNtIB6thE0

Score

10^/10

stealc leva discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

leva

http://185.215.113.100

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__	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.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	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Wine	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1592	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.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	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1592	6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe

C:\Users\Admin\AppData\Local\Temp\6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.exe
"C:\Users\Admin\AppData\Local\Temp\6f6f1d53025ee680fdc92c64d14b887ed61275521e2ac6f493ad8f1c7f8f1392.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:1592

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/1592-0-0x0000000000C20000-0x00000000012B5000-memory.dmp

Filesize
6.6MB

Download
memory/1592-1-0x00000000774E0000-0x00000000774E2000-memory.dmp

Filesize
8KB

Download
memory/1592-2-0x0000000000C21000-0x0000000000C35000-memory.dmp

Filesize
80KB

Download
memory/1592-3-0x0000000000C20000-0x00000000012B5000-memory.dmp

Filesize
6.6MB

Download
memory/1592-4-0x0000000000C20000-0x00000000012B5000-memory.dmp

Filesize
6.6MB

Download