stealc | 415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7

Analysis

max time kernel
134s
max time network
135s
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 04:07

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General

Target

415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe
Size

2.0MB
MD5

32d8f97bdda7a9dd4ad1d5de65d696b4
SHA1

1285e92f5e1dcdc096fd5c8511dc059755f30aa0
SHA256

415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7
SHA512

5deaf174d231e6e2b847ad3a529a864e08871034c4d28a67bfd8c40a868cb54f14751ce2e12c60c90d7aca04180c9d193087022ada1dea6739646a314dc1a758
SSDEEP

49152:/E3MG3Kws46ss7hDesKX3oLIT2EkFBy2eBeJ+bZzOgm36siZ6zl:/cIws46ss9dKo8TDrDb5VI6siZ6

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__	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.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	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.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-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2912	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.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	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2912	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe
2912	415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe

C:\Users\Admin\AppData\Local\Temp\415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.exe
"C:\Users\Admin\AppData\Local\Temp\415f573d7f2c2115d65770e966073e25c64309c8a0352890b51291babfbd4ab7.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:2912

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/2912-0-0x00000000007B0000-0x0000000000EDB000-memory.dmp

Filesize
7.2MB

Download
memory/2912-1-0x0000000077814000-0x0000000077816000-memory.dmp

Filesize
8KB

Download
memory/2912-2-0x00000000007B1000-0x0000000000819000-memory.dmp

Filesize
416KB

Download
memory/2912-3-0x00000000007B0000-0x0000000000EDB000-memory.dmp

Filesize
7.2MB

Download
memory/2912-5-0x00000000007B0000-0x0000000000EDB000-memory.dmp

Filesize
7.2MB

Download