stealc | e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 13:46

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General

Target

e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe
Size

1.8MB
MD5

6f8549f8a448ff406552406b510b77fc
SHA1

559b34dd533e97d60bc143988a2c7cf5ffd8e438
SHA256

e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47
SHA512

b796c64aaf7b987b0fcaa0bb1abd610ddc0d9c507d3d9f6f638e05fb71ecb9757a6ebed874a70886c5816b9bf4c4a599b50404ceac3a568657c5f1defc0e7347
SSDEEP

49152:jyEcLLuhN69SmBpAO1JF9UigmougiO+JedFAlJC20Lwd0gILgt:+EOK369FByagjWe/c9lIy

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__	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.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	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2408	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.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	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2408	e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe

C:\Users\Admin\AppData\Local\Temp\e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.exe
"C:\Users\Admin\AppData\Local\Temp\e2ef12f38eb5b53101ce8a983dcc283cadbcb70a43328569eca1102ab5eb6c47.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:2408

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/2408-0-0x00000000011B0000-0x0000000001852000-memory.dmp

Filesize
6.6MB

Download
memory/2408-1-0x0000000077DB0000-0x0000000077DB2000-memory.dmp

Filesize
8KB

Download
memory/2408-2-0x00000000011B1000-0x00000000011D4000-memory.dmp

Filesize
140KB

Download
memory/2408-3-0x00000000011B0000-0x0000000001852000-memory.dmp

Filesize
6.6MB

Download
memory/2408-4-0x00000000011B0000-0x0000000001852000-memory.dmp

Filesize
6.6MB

Download