stealc | 19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 02:15

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General

Target

19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe
Size

2.1MB
MD5

466494b576d92a3101ce8878d41bc976
SHA1

885b7fe5faa7a830be8977115fc47c8d13f56a42
SHA256

19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12
SHA512

7cef8b1a106ef19ef42ac7a342311ad7058684cf85384d148bbd5c584a4b61f8f0ae3c03a29fc28af95e59211d1815fb2fedf3b335354ac8ef19499e016b07ca
SSDEEP

49152:kse2Ce8rJk6a8bSQw59mpR/RJXoSbuQW+alPXxb:ksRCe8rJk6aMj9RJXoSy2alvx

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__	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.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	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2660	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.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	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2660	19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe

C:\Users\Admin\AppData\Local\Temp\19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.exe
"C:\Users\Admin\AppData\Local\Temp\19e74e54b9bbd79fa2c509788e31eac6005f265b9174d2bcca6293a6b3977f12.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:2660

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/2660-0-0x0000000000110000-0x0000000000861000-memory.dmp

Filesize
7.3MB

Download
memory/2660-1-0x0000000077780000-0x0000000077782000-memory.dmp

Filesize
8KB

Download
memory/2660-2-0x0000000000111000-0x0000000000179000-memory.dmp

Filesize
416KB

Download
memory/2660-3-0x0000000000110000-0x0000000000861000-memory.dmp

Filesize
7.3MB

Download
memory/2660-4-0x0000000000110000-0x0000000000861000-memory.dmp

Filesize
7.3MB

Download