stealc | 79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2

Analysis

max time kernel
109s
max time network
149s
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 20:19

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General

Target

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe
Size

1.7MB
MD5

3cf3ad0f4c70f379443237e73e0d94a4
SHA1

e42e8823094e54efcd5430c5fc420cd25528d47e
SHA256

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2
SHA512

b546ce4e3359302023e30aa6cf1244bdc24d406e30e6456f80fca1ca273f4d945244ffd781e0cd4819fcc97678dfe3fb1f703c92547c7fcf5a8e1be9e0d8fd2f
SSDEEP

24576:2XmIWedv1RcxxFZ2RwbCAMoU1sd9AsKl/fu6VaE7Ny6xh4I4QVtC6eCmdiqCyxyj:2Xm8dOL2CrU1sUdTVhBQI+O3z

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:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.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:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.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:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

pid	Process
2212	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.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:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

pid	Process
2212	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe
2212	79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe

C:\Users\Admin\AppData\Local\Temp\79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.exe
"C:\Users\Admin\AppData\Local\Temp\79592f600edbb1572063284789246c614dc811ca3bde8f9bb757150cd1c353b2.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:2212

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/2212-0-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-1-0x0000000077D34000-0x0000000077D36000-memory.dmp

Filesize
8KB

Download
memory/2212-2-0x0000000000291000-0x00000000002A8000-memory.dmp

Filesize
92KB

Download
memory/2212-3-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-4-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-5-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-6-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-7-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-8-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download
memory/2212-9-0x0000000000290000-0x0000000000929000-memory.dmp

Filesize
6.6MB

Download