stealc | 8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 03:09

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General

Target

8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe
Size

2.1MB
MD5

c92d494abcd57885ebd5068b8c47c90a
SHA1

ca6ce72589fc868ecfc631db3bfb804f0ee0481c
SHA256

8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a
SHA512

17c88c6c0898498bcac9dbb43a214e6729107fb8806b515e35e6e9657114f770a18389452cc7e52c106c948daf484b858fee2fe0895b0248572e58538885fce3
SSDEEP

49152:jm52TLAyRtA0pOD6ZslfNks5iwqTYPYKqLEbPuKw1WVDk:jm52IyrAFD6ZsAokLEDuKw1WVDk

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__	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.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	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.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-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2612	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.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	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2612	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe
2612	8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe

C:\Users\Admin\AppData\Local\Temp\8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.exe
"C:\Users\Admin\AppData\Local\Temp\8e49446987770fa75ed8286847f4679afe73c4ce10e11026e68ca447be42435a.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:2612

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/2612-0-0x0000000000420000-0x0000000000B58000-memory.dmp

Filesize
7.2MB

Download
memory/2612-1-0x0000000077824000-0x0000000077826000-memory.dmp

Filesize
8KB

Download
memory/2612-2-0x0000000000421000-0x0000000000489000-memory.dmp

Filesize
416KB

Download
memory/2612-3-0x0000000000420000-0x0000000000B58000-memory.dmp

Filesize
7.2MB

Download
memory/2612-4-0x0000000000420000-0x0000000000B58000-memory.dmp

Filesize
7.2MB

Download