stealc | 9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 11:35

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General

Target

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe
Size

1.7MB
MD5

5260487861069ff2cbec2d4b822a7299
SHA1

3cfa4bcc01c7393e3aee3214b785e7187583fe73
SHA256

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73
SHA512

598a72f7bbd64323b10d15a655551502604c9430b4180575153a0bf14e8bbd17bcb1018e44bcd7450c37272e9815025e394c679f491da5cbfa1b2e52f10dd541
SSDEEP

49152:rzSKrMtbWWUPPNOktOLuVecLwj5PTdWdeENnSHRJ8:rm0RbOLuVlLMRTdWYENSH4

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:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.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:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.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:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

pid	Process
3024	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.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:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

pid	Process
3024	9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe

C:\Users\Admin\AppData\Local\Temp\9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.exe
"C:\Users\Admin\AppData\Local\Temp\9ae7c0e6dd75413b2613982cfa3f45ec27e5d069f8516f9a0bd74d11d52bda73.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:3024

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/3024-0-0x0000000000200000-0x0000000000894000-memory.dmp

Filesize
6.6MB

Download
memory/3024-1-0x0000000077600000-0x0000000077602000-memory.dmp

Filesize
8KB

Download
memory/3024-2-0x0000000000201000-0x0000000000218000-memory.dmp

Filesize
92KB

Download
memory/3024-3-0x0000000000200000-0x0000000000894000-memory.dmp

Filesize
6.6MB

Download
memory/3024-5-0x0000000000200000-0x0000000000894000-memory.dmp

Filesize
6.6MB

Download