stealc | 90f06e50c82273756c781f7d576040cb24401603e041d51e9c9e5fdcaf90190f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
submitted
09/11/2024, 17:26

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General

Target

file.exe
Size

2.0MB
MD5

aa30f58a1ff52aa0f4579748e63a8092
SHA1

eb09340b6524275189bc1cbb1ae52ce312d4aafc
SHA256

90f06e50c82273756c781f7d576040cb24401603e041d51e9c9e5fdcaf90190f
SHA512

676e6c8af4b9a8982cd8b1552a911f63f97b15cb29f2af9f6d215f180f0a4154b6e85512761166e9c45287d92709ff231258f88c19dace92dcdadc6d5b914e6b
SSDEEP

49152:e+TJ/c4O3lvqgkBq28/w4MQthrnqIM/2sFHWaJfnJ4WlxK:zT5c4O1vzkB98/ww+/CMfnJvLK

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__	file.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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.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	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
212	file.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	file.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
212	file.exe
212	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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:212

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/212-0-0x0000000000480000-0x0000000000BAD000-memory.dmp

Filesize
7.2MB

Download
memory/212-1-0x00000000779D4000-0x00000000779D6000-memory.dmp

Filesize
8KB

Download
memory/212-2-0x0000000000481000-0x00000000004E9000-memory.dmp

Filesize
416KB

Download
memory/212-3-0x0000000000480000-0x0000000000BAD000-memory.dmp

Filesize
7.2MB

Download
memory/212-5-0x0000000000480000-0x0000000000BAD000-memory.dmp

Filesize
7.2MB

Download