stealc | 06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 02:13

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General

Target

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe
Size

1.7MB
MD5

f9071a2645e842d87d99a209e698bcb3
SHA1

e0b1650c137946661a8c819d298ff62439af8174
SHA256

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b
SHA512

747bb2b4af494e33fd7a3812250ddae4c1921eea79b107ec4fb633c1fd52e5483562264a681e461bb01c2054e0a2916d08de0e55e5624034445c79efc8aabe75
SSDEEP

24576:2XmIWedv1RcxxFZ2RwbCAMoU1sd9AsKl/fu6VaE7Ny6xh4I4QVtC6eCmdiqCyxyP:2Xm8dOL2CrU1sUdTVhBQI+O3

Score

10^/10

stealc mars discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

mars

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

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.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

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.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

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

pid process

2588 06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.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

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

pid	process
2588	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe
2588	06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe

C:\Users\Admin\AppData\Local\Temp\06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.exe
"C:\Users\Admin\AppData\Local\Temp\06adfbf6b65db125bf077cf61e8cf7a19c0e191e3c379fc1d98df354b841dc5b.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:2588

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/2588-0-0x0000000000A60000-0x00000000010F9000-memory.dmp

Filesize
6.6MB

Download
memory/2588-1-0x0000000077CB4000-0x0000000077CB6000-memory.dmp

Filesize
8KB

Download
memory/2588-2-0x0000000000A61000-0x0000000000A78000-memory.dmp

Filesize
92KB

Download
memory/2588-3-0x0000000000A60000-0x00000000010F9000-memory.dmp

Filesize
6.6MB

Download
memory/2588-4-0x0000000000A60000-0x00000000010F9000-memory.dmp

Filesize
6.6MB

Download