stealc | d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 13:11

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General

Target

d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe
Size

2.8MB
MD5

063eed374f3ad4b1e03c303814f6cc16
SHA1

1241a7ec97a4304115c5cdd96a155f9248fbe072
SHA256

d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278
SHA512

a66a4158a020ea7d1e5f04f8202db2c09228cca6bed91d9ecb7b911c76b2e6616dd012336a1db66c4242d56482c1c556fa8a56b55f902873f4a19bf1db277bb1
SSDEEP

49152:Kagm/5gx3bOQpjZpaoiK1Vyz8HoKE8RzulwuY+DE:KagmRgxawj6oiKdPZdulwuY+DE

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__	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.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	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2772	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.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	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2772	d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe

C:\Users\Admin\AppData\Local\Temp\d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.exe
"C:\Users\Admin\AppData\Local\Temp\d414cbb604967fdf6528b8b81704f104eb25a216380d218c1a2f81a77ffdd278.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:2772

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/2772-0-0x00000000009A0000-0x0000000000E9D000-memory.dmp

Filesize
5.0MB

Download
memory/2772-1-0x0000000076F50000-0x0000000076F52000-memory.dmp

Filesize
8KB

Download
memory/2772-2-0x00000000009A1000-0x00000000009B8000-memory.dmp

Filesize
92KB

Download
memory/2772-3-0x00000000009A0000-0x0000000000E9D000-memory.dmp

Filesize
5.0MB

Download
memory/2772-4-0x00000000009A0000-0x0000000000E9D000-memory.dmp

Filesize
5.0MB

Download