stealc | c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3

Analysis

max time kernel
136s
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
04-11-2024 02:53

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General

Target

c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe
Size

2.0MB
MD5

ced67189f5873fc99e7bc67d680c45a6
SHA1

f6b408a1686478ef5d1167758860606699bdd9c0
SHA256

c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3
SHA512

b243dfcda134a6409aa6581f80afc0f98544ac736e13e91870e5a4f10b6ff47cae8523ded486c2e54952dbc362665f1a93c050376f6105810f1f8b4357fc93d0
SSDEEP

49152:cdJp996RrmvV4CaT9qJGx0Yf5Aw1OLniyB8n6s:cXp9IR6vCCbM8

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__	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.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\VideoBiosVersion	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3780	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.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	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3780	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe
3780	c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe

C:\Users\Admin\AppData\Local\Temp\c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.exe
"C:\Users\Admin\AppData\Local\Temp\c7c9885abbbc9d86738f51b6ba95e6161794108eb0866a5271dd208d041677f3.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:3780

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/3780-0-0x00000000002E0000-0x00000000009FF000-memory.dmp

Filesize
7.1MB

Download
memory/3780-1-0x0000000077DE4000-0x0000000077DE6000-memory.dmp

Filesize
8KB

Download
memory/3780-2-0x00000000002E1000-0x0000000000349000-memory.dmp

Filesize
416KB

Download
memory/3780-3-0x00000000002E0000-0x00000000009FF000-memory.dmp

Filesize
7.1MB

Download
memory/3780-4-0x00000000002E0000-0x00000000009FF000-memory.dmp

Filesize
7.1MB

Download