stealc | d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/02/2025, 18:20

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General

Target

d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe
Size

1.7MB
MD5

688f1ec9a89efa9b837f53ffdc8b6079
SHA1

149ce4a2d9ab8d02b15f1902ed2e76d795f3c0a0
SHA256

d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8
SHA512

2f5fc9a2c8fcfe385ceda63e90d3c1b186fe34a4748583185ae2c6b55c8f9703906d9ce3cd7e1c30d202ee696ac56d9e714d37ec369816d8bd3d49a91a3f20a4
SSDEEP

24576:C3DinT3ssdpeTFHUgZOubfSzaMm0Lui3XGBsvIAinLaEJE8FEiLrCGiRqrp4yjDo:C3YwsdYTFHeS56o9E8F1rC/oV4o9P/J

Score

10^/10

stealc reno defense_evasion discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

reno

http://185.215.113.115

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__	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.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	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3068	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.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	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3068	d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe

C:\Users\Admin\AppData\Local\Temp\d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.exe
"C:\Users\Admin\AppData\Local\Temp\d56b67c02d720f7cb8ab3c6fa4d1e866e73e8cba6b2639c24ca90337f37c3ad8.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:3068

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/3068-0-0x00000000008F0000-0x0000000000F98000-memory.dmp

Filesize
6.7MB

Download
memory/3068-1-0x0000000077BE0000-0x0000000077BE2000-memory.dmp

Filesize
8KB

Download
memory/3068-2-0x00000000008F1000-0x0000000000908000-memory.dmp

Filesize
92KB

Download
memory/3068-3-0x00000000008F0000-0x0000000000F98000-memory.dmp

Filesize
6.7MB

Download
memory/3068-5-0x00000000008F0000-0x0000000000F98000-memory.dmp

Filesize
6.7MB

Download