stealc | cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f

Analysis

max time kernel
16s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
10/10/2024, 02:19

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General

Target

cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe
Size

1.8MB
MD5

b68a32c2a43d3cd6a1495c00d7f6f0a4
SHA1

a369068b3b6a7d8053edfac46c4f0e97c04bc40e
SHA256

cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f
SHA512

134741c7902a4743a5204bf9865885d9c82c8209344e4fea80da8aca0405f8cfdfa6f4bc2ff243383cf29019aaeb1f6f8492e22f1a520b52b8c474e278944fd0
SSDEEP

49152:jNsUlGhhZ6qg1qpvR0wByQ0cc3WwvVgQ8t+v60BO:qhhZ6nkPBoei6o

Score

10^/10

stealc doma discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

doma

http://185.215.113.37

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer 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__	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.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	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1364	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.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	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1364	cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe

C:\Users\Admin\AppData\Local\Temp\cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.exe
"C:\Users\Admin\AppData\Local\Temp\cec17bbe6b0c69bc4929feada81e713ff2baa44a80df0f3b94345a04755c056f.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:1364

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

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Downloads

memory/1364-0-0x0000000001100000-0x00000000017BD000-memory.dmp

Filesize
6.7MB

Download
memory/1364-1-0x00000000777A0000-0x00000000777A2000-memory.dmp

Filesize
8KB

Download
memory/1364-2-0x0000000001101000-0x0000000001124000-memory.dmp

Filesize
140KB

Download
memory/1364-3-0x0000000001100000-0x00000000017BD000-memory.dmp

Filesize
6.7MB

Download
memory/1364-4-0x0000000001100000-0x00000000017BD000-memory.dmp

Filesize
6.7MB

Download