stealc | 69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/12/2024, 23:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe
Size

1.7MB
MD5

05ccde04770ed7266dc36ebb4523974d
SHA1

6de6f18a48fd56d6c65ea510b91fe6d868e0b7e3
SHA256

69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b
SHA512

1c9dd7e3d4babd0d1ce0e812e57f982bb9bfe0c7e1e5d9fffe5757634921f65981c29abb3a856b7ad4bb0954b29dcd163096a5e2fe6aa227f51eb002ee945721
SSDEEP

24576:cgXw4BKdvDiiS0d+D/Qcl49Nbe2BHD2Kv1GqyffWSx0yzqqyLr0LV:ci0dvGizzIzqNscyzqq00

Score

10^/10

stealc stok discovery 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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.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	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.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-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2180	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.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	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2180	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe
2180	69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe

C:\Users\Admin\AppData\Local\Temp\69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.exe
"C:\Users\Admin\AppData\Local\Temp\69c4775e400b5ee547f81fc67a0b9b5f6319b2adb4c482a9a79e716a56dc8e3b.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:2180

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/2180-0-0x0000000000430000-0x0000000000AD0000-memory.dmp

Filesize
6.6MB

Download
memory/2180-1-0x0000000077344000-0x0000000077346000-memory.dmp

Filesize
8KB

Download
memory/2180-2-0x0000000000431000-0x0000000000448000-memory.dmp

Filesize
92KB

Download
memory/2180-3-0x0000000000430000-0x0000000000AD0000-memory.dmp

Filesize
6.6MB

Download
memory/2180-5-0x0000000000430000-0x0000000000AD0000-memory.dmp

Filesize
6.6MB

Download