stealc | 589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 22:21

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General

Target

589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe
Size

1.7MB
MD5

6a71fd35ac741ab91c1a1d94741cfb80
SHA1

848710efada003852d3c097b08431d40448a4e6b
SHA256

589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730
SHA512

ec4dd85706dbb27aff267a4bdc11b6fc81720244530042282c17038891efc7e82d672cd7f23215d9ad3fd729c6410c588881ae757dbca49816b53ac09f3f9871
SSDEEP

49152:LMEi3MPI2LfxlIFwSzQAwT/0JVvyJF2+OXkFw+bB/:I93J2b3SzQAwTEVvU2+mkFXB/

Score

10^/10

stealc stok evasion 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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.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	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2676	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2676	589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe

C:\Users\Admin\AppData\Local\Temp\589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.exe
"C:\Users\Admin\AppData\Local\Temp\589da56f4983bb976189e01772401bc5b09cec1618e048f62b0e8cffea2ed730N.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
- Suspicious behavior: EnumeratesProcesses
PID:2676

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

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2676-0-0x0000000000AB0000-0x0000000001130000-memory.dmp

Filesize
6.5MB

Download
memory/2676-1-0x0000000077410000-0x0000000077412000-memory.dmp

Filesize
8KB

Download
memory/2676-2-0x0000000000AB1000-0x0000000000AC8000-memory.dmp

Filesize
92KB

Download
memory/2676-5-0x0000000000AB0000-0x0000000001130000-memory.dmp

Filesize
6.5MB

Download
memory/2676-4-0x0000000000AB0000-0x0000000001130000-memory.dmp

Filesize
6.5MB

Download
memory/2676-6-0x0000000000AB0000-0x0000000001130000-memory.dmp

Filesize
6.5MB

Download