stealc | f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 04:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe
Size

2.0MB
MD5

0a6bff9f711868a9d329f64b16ef0ca7
SHA1

e825b1e8e95b2efecbf1421cd6092358efd694a8
SHA256

f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848
SHA512

44fc354bba52c731fd6bf1aabd8e5657ec765029752c8ca5d246ddd3166020a97a54ef0fd7be9d98ef9b66fd8ba5301e76bf15014f7889f1c70c3d69f5defe5d
SSDEEP

49152:XdHane4WjDuQl1HgS9HJUdNZ9EuUFqfRult:9aUT5XUB9PUFq

Score

10^/10

stealc tale discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

tale

http://185.215.113.206

Attributes

url_path
/6c4adf523b719729.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__	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.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	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2668	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.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	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2668	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe
2668	f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe

C:\Users\Admin\AppData\Local\Temp\f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.exe
"C:\Users\Admin\AppData\Local\Temp\f817ca9481d1a85feeb75b673eea7a88dd67f3f60fd9b64cf5259fab5bb75848.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:2668

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/2668-0-0x00000000004F0000-0x0000000000C13000-memory.dmp

Filesize
7.1MB

Download
memory/2668-1-0x0000000077D14000-0x0000000077D16000-memory.dmp

Filesize
8KB

Download
memory/2668-2-0x00000000004F1000-0x0000000000559000-memory.dmp

Filesize
416KB

Download
memory/2668-3-0x00000000004F0000-0x0000000000C13000-memory.dmp

Filesize
7.1MB

Download
memory/2668-5-0x00000000004F0000-0x0000000000C13000-memory.dmp

Filesize
7.1MB

Download