stealc | 96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2025 06:06

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General

Target

96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe
Size

1.8MB
MD5

334d7053c24fb659f9fb6eac63709e36
SHA1

fdecff0c2d8cbbe5744c2aa96ca4bee094ee3017
SHA256

96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be
SHA512

6b53cad41401ec0b8b880ffd1dceaf1d36224773111a9ad09bd71446982ad0edbdaf6704e076a1759185455f5cf72e4c169b61b2d61c15642b3ea0bb21634cdf
SSDEEP

49152:6lJcRimYCgvvZgySGaADdjznZtlOoY/+sauV:KEimY/vhSSfwoYY0

Score

10^/10

stealc stok defense_evasion discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

stok

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.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	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4084	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.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	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4084	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe
4084	96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe

C:\Users\Admin\AppData\Local\Temp\96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.exe
"C:\Users\Admin\AppData\Local\Temp\96be34e4d24ac78332b1fe4448f582df0c88b1b6087a9c36a8fe6a132c8a27be.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:4084

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/4084-0-0x0000000000320000-0x00000000009CF000-memory.dmp

Filesize
6.7MB

Download
memory/4084-1-0x0000000077624000-0x0000000077626000-memory.dmp

Filesize
8KB

Download
memory/4084-2-0x0000000000321000-0x0000000000338000-memory.dmp

Filesize
92KB

Download
memory/4084-5-0x0000000000320000-0x00000000009CF000-memory.dmp

Filesize
6.7MB

Download
memory/4084-4-0x0000000000320000-0x00000000009CF000-memory.dmp

Filesize
6.7MB

Download