stealc | 12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298

Analysis

max time kernel
94s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 01:07

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General

Target

12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe
Size

1.8MB
MD5

67ba8a4a441b8c1e892ab227cc5f142a
SHA1

5cf0a0706a9db5ec122d52576479f62327a655b1
SHA256

12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298
SHA512

378c6fdd99b64c84c677c8873041aa74892d2fc818dc75b2c4bdbabc308f8e5301994593b414eaf82669e2484f6ca9d4c1d2763ba7c7b27121c20a7c6d0afa09
SSDEEP

49152:dFAjgmHKOnCX2JuUjipfS4kKjlQqjzv3aE:dhSc2JFOc49lQwzv3a

Score

10^/10

stealc doma discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

doma

http://185.215.113.37

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer 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__	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.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	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.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-1-5-21-2412658365-3084825385-3340777666-1000\Software\Wine	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4176	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.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	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4176	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe
4176	12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe

C:\Users\Admin\AppData\Local\Temp\12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.exe
"C:\Users\Admin\AppData\Local\Temp\12db50d8781fb72163f2cc3eb674b94558050eb9e965c02ea8936ed1770ca298.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:4176

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/4176-0-0x0000000000E10000-0x00000000014B9000-memory.dmp

Filesize
6.7MB

Download
memory/4176-1-0x0000000077384000-0x0000000077386000-memory.dmp

Filesize
8KB

Download
memory/4176-2-0x0000000000E11000-0x0000000000E34000-memory.dmp

Filesize
140KB

Download
memory/4176-3-0x0000000000E10000-0x00000000014B9000-memory.dmp

Filesize
6.7MB

Download
memory/4176-5-0x0000000000E10000-0x00000000014B9000-memory.dmp

Filesize
6.7MB

Download