stealc | 7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 02:53

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General

Target

7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe
Size

2.0MB
MD5

30fd70fd67c054a1a3bbc544b26df0a2
SHA1

882e7f6365f7534b36ce892c951471d7a3f73428
SHA256

7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140
SHA512

a1c559d4ca7acef19d24664b534e9e2e1c88702eff1788a8d7ac2b53bad9c0ba8788cd9f466f9816f292e42f03f5861357baefcb0c455484dd66f87b695b81f4
SSDEEP

49152:F9kLwxx9G6Cy0YriO31KI7p+0Sin1T2XxaH2PwC4HB:faSGk0YriY1KI7pZh16XgH2E

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__	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.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	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3896	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.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	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3896	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe
3896	7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe

C:\Users\Admin\AppData\Local\Temp\7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.exe
"C:\Users\Admin\AppData\Local\Temp\7478d306c43b50a870384c1eba574ac0c3085ba665c0c49de832eab2326e3140.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:3896

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/3896-0-0x0000000000E40000-0x000000000156A000-memory.dmp

Filesize
7.2MB

Download
memory/3896-1-0x0000000077D54000-0x0000000077D56000-memory.dmp

Filesize
8KB

Download
memory/3896-2-0x0000000000E41000-0x0000000000EA9000-memory.dmp

Filesize
416KB

Download
memory/3896-3-0x0000000000E40000-0x000000000156A000-memory.dmp

Filesize
7.2MB

Download
memory/3896-4-0x0000000000E40000-0x000000000156A000-memory.dmp

Filesize
7.2MB

Download