stealc | ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 03:43

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General

Target

ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe
Size

1.7MB
MD5

5fc4e66712a94c81cd3329e8b397b481
SHA1

8bd9d0750a5a007e7c3a8ce4b99a7bc8b10455b7
SHA256

ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7
SHA512

000f38bf41c1ada2a2316aa4f1ccad366b07c9c0b81a3a4aab772bef0607aa37f266cb399a5df8dc1ae161497d95f045d7d617f48d93e378ea425768f0735d44
SSDEEP

49152:8WuVVthf5kp7nzGpxwWPYxWudfZEU8um:cVlh6n/zxzdp8

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__	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.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	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.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-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5076	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.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	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5076	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe
5076	ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe

C:\Users\Admin\AppData\Local\Temp\ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.exe
"C:\Users\Admin\AppData\Local\Temp\ea69168bcfe17084b509a7c2bc460e0dfcfe481e82075c78fe29db3f81e47bd7.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:5076

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

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Downloads

memory/5076-0-0x00000000005D0000-0x0000000000C70000-memory.dmp

Filesize
6.6MB

Download
memory/5076-1-0x0000000076EF4000-0x0000000076EF6000-memory.dmp

Filesize
8KB

Download
memory/5076-2-0x00000000005D1000-0x00000000005E8000-memory.dmp

Filesize
92KB

Download
memory/5076-3-0x00000000005D0000-0x0000000000C70000-memory.dmp

Filesize
6.6MB

Download
memory/5076-4-0x00000000005D0000-0x0000000000C70000-memory.dmp

Filesize
6.6MB

Download