stealc | dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 11:19

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General

Target

dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe
Size

2.0MB
MD5

3080c431ba635ab40c0bea78645be17e
SHA1

e38d82e5f7d12fd180c18ddfd7cdbb5b3fcda553
SHA256

dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06
SHA512

740d68d68eb267c33777bf0517e856ce8b800d74f0f1a08f983ffbfd5cb015a4ea0e2793713ef3b2dbae74f588d5ff5ff4f90ce43894452b398799f5a678ba6a
SSDEEP

49152:gaxLp0Mc0QJZCvlo69dYqWG2FoGJVKOgdzdNzjhtKg:gaRbQyvlo6cqW3oWPghfzKg

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__	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.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	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2148	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.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	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2148	dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe

C:\Users\Admin\AppData\Local\Temp\dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.exe
"C:\Users\Admin\AppData\Local\Temp\dda1026bd3b7331d8bcd84d9766fb1623bf48d879905444c2809e09766729b06.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:2148

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/2148-0-0x0000000000D50000-0x000000000146C000-memory.dmp

Filesize
7.1MB

Download
memory/2148-1-0x0000000077C10000-0x0000000077C12000-memory.dmp

Filesize
8KB

Download
memory/2148-3-0x0000000000D50000-0x000000000146C000-memory.dmp

Filesize
7.1MB

Download
memory/2148-2-0x0000000000D51000-0x0000000000DB9000-memory.dmp

Filesize
416KB

Download
memory/2148-4-0x0000000000D50000-0x000000000146C000-memory.dmp

Filesize
7.1MB

Download