stealc | 82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 02:35

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General

Target

82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe
Size

2.0MB
MD5

0e727adf626e2e2ddc804235356a8c7d
SHA1

246dbe1396fa725ee66e935e7ffb34fe9d2df182
SHA256

82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a
SHA512

3470449d60003867f70af55ff61297abd1412dfcfd8f0be97f8c1487f9992da0c5d1e889cf79aaf751566f023935c2cd00918d1096d85a7ed67879c2ea7ea8bb
SSDEEP

49152:TSVtiL1aHWCLrMLibDNiwmYEATbVvFrd1:Tb1cWlaIwmYEAvrrd

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__	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.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	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4008	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.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	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4008	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe
4008	82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe

C:\Users\Admin\AppData\Local\Temp\82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.exe
"C:\Users\Admin\AppData\Local\Temp\82f616d52b57206c3a4147690fd1df62f63b0965dc12258818096f8b1917ac5a.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:4008

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/4008-0-0x00000000004D0000-0x0000000000C05000-memory.dmp

Filesize
7.2MB

Download
memory/4008-1-0x00000000773F4000-0x00000000773F6000-memory.dmp

Filesize
8KB

Download
memory/4008-2-0x00000000004D1000-0x0000000000539000-memory.dmp

Filesize
416KB

Download
memory/4008-3-0x00000000004D0000-0x0000000000C05000-memory.dmp

Filesize
7.2MB

Download
memory/4008-4-0x00000000004D0000-0x0000000000C05000-memory.dmp

Filesize
7.2MB

Download