stealc | 23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69

Analysis

max time kernel
134s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2024 03:14

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General

Target

23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe
Size

2.0MB
MD5

270114104958f813db2cdb748f303282
SHA1

39f1fd8840c5d8fed8b10b4b3332dbdbafed5663
SHA256

23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69
SHA512

04e6d49593d4bf3a27e18495d73afd849dc4b6901a861013ab8ef83d11a6848a28e8dcb8aa748424d3708564c1766945cb4832155486884d0863a37ef7c50d50
SSDEEP

49152:uFvfohLMmGol/qUezHLaYFsVhUKqOAoo:LhdGwezGbMqT

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__	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.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	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.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-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5068	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.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	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5068	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe
5068	23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe

C:\Users\Admin\AppData\Local\Temp\23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.exe
"C:\Users\Admin\AppData\Local\Temp\23e0a74b01df62d1709b5305974c38a8d42280084a83cc5a308c2ca9a682ad69.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:5068

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/5068-0-0x0000000000E00000-0x0000000001528000-memory.dmp

Filesize
7.2MB

Download
memory/5068-1-0x0000000077134000-0x0000000077136000-memory.dmp

Filesize
8KB

Download
memory/5068-2-0x0000000000E01000-0x0000000000E69000-memory.dmp

Filesize
416KB

Download
memory/5068-3-0x0000000000E00000-0x0000000001528000-memory.dmp

Filesize
7.2MB

Download
memory/5068-5-0x0000000000E00000-0x0000000001528000-memory.dmp

Filesize
7.2MB

Download