stealc | 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 02:37

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General

Target

451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe
Size

2.0MB
MD5

263f8c88c832ba9cb27343992a861af5
SHA1

5d253e787cd38ea98abf48c6fd00cd777323ad6c
SHA256

451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae
SHA512

64b8ed3654539eda6a613a7c0c11808df9ddf2f74901f3edf0d1d28c6aa01a88b9d9207c304e9b0a52b927287a99506ec990e254fe7985ed7d6d92661cf7d287
SSDEEP

49152:YLXoRO7VqWRNjTUTz+Xx9rltxe2JpFmne6tnMe7NQdGZx81QsAhRw:PIhRZUTaJtBFijMeZQdGD9sURw

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__	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.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	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2644	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.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	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2644	451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe

C:\Users\Admin\AppData\Local\Temp\451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe
"C:\Users\Admin\AppData\Local\Temp\451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.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:2644

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/2644-0-0x00000000010A0000-0x00000000017DB000-memory.dmp

Filesize
7.2MB

Download
memory/2644-1-0x00000000010A0000-0x00000000017DB000-memory.dmp

Filesize
7.2MB

Download
memory/2644-2-0x00000000010A0000-0x00000000017DB000-memory.dmp

Filesize
7.2MB

Download
memory/2644-3-0x00000000010A0000-0x00000000017DB000-memory.dmp

Filesize
7.2MB

Download
memory/2644-5-0x00000000010A0000-0x00000000017DB000-memory.dmp

Filesize
7.2MB

Download