stealc | db0ca2c1391a29c5a722759fc674ec107d74896e5482c6a162c2df217be81eac

Analysis

max time kernel
97s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/12/2024, 16:57

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General

Target

file.exe
Size

1.7MB
MD5

1d022feb615d7bc2b68fe3d3eeb04921
SHA1

bad8cefaf250def08f368ebb558285fa5b588a4a
SHA256

db0ca2c1391a29c5a722759fc674ec107d74896e5482c6a162c2df217be81eac
SHA512

0897ff04f983bec1cb724ff02cc62f31caa235580dff5a6be2629b890823c86d22ecf987e5f90e2e0cf7ab415898062e2ffa5d39405a2303c9c972587d2b4262
SSDEEP

49152:q1Y9ultYyXwx2Z9xA+Vr8tC1ggbJsz5n+27HE:q1xnSxgWsQtxgVU5n+2o

Score

10^/10

stealc stok discovery 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__	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-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2568	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
2568	file.exe
2568	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:2568

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/2568-0-0x0000000000A10000-0x00000000010A3000-memory.dmp

Filesize
6.6MB

Download
memory/2568-2-0x0000000000A11000-0x0000000000A28000-memory.dmp

Filesize
92KB

Download
memory/2568-1-0x0000000077C64000-0x0000000077C66000-memory.dmp

Filesize
8KB

Download
memory/2568-3-0x0000000000A10000-0x00000000010A3000-memory.dmp

Filesize
6.6MB

Download
memory/2568-4-0x0000000000A10000-0x00000000010A3000-memory.dmp

Filesize
6.6MB

Download