stealc | c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/01/2025, 00:42 UTC

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General

Target

c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe
Size

1.8MB
MD5

d6dd7c1b23bc78f4092785c0696aba19
SHA1

b82f072bd4e6b09e7efe0e1f378089ea903ca0a7
SHA256

c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10
SHA512

9fea5f0fd797941c78b3465d3d4f3faa482834dc0c461eb59dbe15fbe4f48c2667764313823bcb64ae5773a771a5e534f619fa5ad5927bf04069d2701b77d3e3
SSDEEP

49152:yNm+4bLB2qy48kWbZnUk2oHF1znjB6ZlV90HJn:Jn3B2lnbbZnUkDl17jB6z0

Score

10^/10

stealc stok defense_evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

stok

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.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	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1956	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1956	c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe

C:\Users\Admin\AppData\Local\Temp\c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.exe
"C:\Users\Admin\AppData\Local\Temp\c2c8acd55d0ed9e9eca43e385790e8d584487b61d8fe5a216b6b5fa7b4052d10.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
- Suspicious behavior: EnumeratesProcesses
PID:1956

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

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1956-0-0x0000000000E70000-0x0000000001520000-memory.dmp

Filesize
6.7MB

Download
memory/1956-1-0x0000000077970000-0x0000000077972000-memory.dmp

Filesize
8KB

Download
memory/1956-2-0x0000000000E71000-0x0000000000E88000-memory.dmp

Filesize
92KB

Download
memory/1956-4-0x0000000000E70000-0x0000000001520000-memory.dmp

Filesize
6.7MB

Download
memory/1956-5-0x0000000000E70000-0x0000000001520000-memory.dmp

Filesize
6.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads

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