stealc | f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1

Analysis

max time kernel
93s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2025, 03:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe
Size

1.7MB
MD5

fc9e644c174f1db125a851cff88bb243
SHA1

b9450cc4e71c8b927b34d48a7e83f2f9ffb1794c
SHA256

f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1
SHA512

bf9d2d6d729fd8949d1064ae11bb2caa0da428b84ae2960eab4813a3523f6b518c93b36a7ce00482bce3b69a4d428a672f63b2acdea8e74fb9248b9e39266230
SSDEEP

49152:+R7luH+TFw9gj2cDY1xeJr+3FSKQBisQ73i3mBOhi5n:0TTI2CxtF+Bg73smw4

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__	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.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	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.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-1-5-21-1874072718-2205492803-118941907-1000\Software\Wine	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1620	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.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	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1620	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe
1620	f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe

C:\Users\Admin\AppData\Local\Temp\f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.exe
"C:\Users\Admin\AppData\Local\Temp\f24b027a6dc08e0fee6915f49a315876ab00531dc019166f38ba9bcea471a6e1.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:1620

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

Loading Replay Monitor...

Downloads

memory/1620-0-0x00000000003E0000-0x0000000000A7F000-memory.dmp

Filesize
6.6MB

Download
memory/1620-1-0x0000000077774000-0x0000000077776000-memory.dmp

Filesize
8KB

Download
memory/1620-2-0x00000000003E1000-0x00000000003F8000-memory.dmp

Filesize
92KB

Download
memory/1620-3-0x00000000003E0000-0x0000000000A7F000-memory.dmp

Filesize
6.6MB

Download
memory/1620-4-0x00000000003E0000-0x0000000000A7F000-memory.dmp

Filesize
6.6MB

Download