stealc | 7ad1dc152cbcceb382ce7e4b739a794463a074e3fc4488897fb4e2449c7e90d1

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 01:40

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General

Target

6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe
Size

2.0MB
MD5

c57aa72ced3f3b2b7a9bb383ca178525
SHA1

cc19ccb0c3f2b77e6185fb83e19779864d9f3754
SHA256

6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0
SHA512

2d5f276291b8f041ecf654e494cef66a42146c8d5529fb9f58a10ff0669c0237c78afe8fa11bd4fb753505c8eb50721e3c0e84c61596ae5aaa2e2f77639b0b8a
SSDEEP

49152:ihA6vmgWWF7k/hRJmjYxKpV1cyqOFzgL5LIsBVbM/8X:yAa97Jj8MGe+IsB+

Score

10^/10

stealc tale discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

tale

http://185.215.113.206

Attributes

url_path
/6c4adf523b719729.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__	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.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	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.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-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5020	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.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	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5020	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe
5020	6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe

C:\Users\Admin\AppData\Local\Temp\6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.exe
"C:\Users\Admin\AppData\Local\Temp\6800cb56d8bcd50e6380d8c3e3acb932923c7b2db5046370b7564ef439502ea0.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:5020

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

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Downloads

memory/5020-0-0x0000000000D50000-0x0000000001472000-memory.dmp

Filesize
7.1MB

Download
memory/5020-1-0x00000000776F4000-0x00000000776F6000-memory.dmp

Filesize
8KB

Download
memory/5020-2-0x0000000000D51000-0x0000000000DB9000-memory.dmp

Filesize
416KB

Download
memory/5020-3-0x0000000000D50000-0x0000000001472000-memory.dmp

Filesize
7.1MB

Download
memory/5020-4-0x0000000000D50000-0x0000000001472000-memory.dmp

Filesize
7.1MB

Download