stealc | 86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 13:43

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General

Target

86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe
Size

2.0MB
MD5

a48cf87c8f6511be994f5aa11385f188
SHA1

d901949d4d93d392a8f09b9c2ea0763dd9c1b27d
SHA256

86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663
SHA512

2a33f72c575697a4e3c4cad6863e6eb1a12bb5f5c3802c2872d71c5c75cf39fa546d4665917f38de30dd25fb985fc92e492407435476c73349e0f379cb10317c
SSDEEP

49152:oamwHAnAKgA+uOht7q6Eyx4TdDd0D0xzwxylMZXceIHUVeybql:oanxfnt7xid50uSLZMeIHUVeQq

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__	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.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	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2068	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.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	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2068	86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe

C:\Users\Admin\AppData\Local\Temp\86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.exe
"C:\Users\Admin\AppData\Local\Temp\86d56848a2231f9b3fb85a93318867ea31c0f1a58e6a8dd92115fa18b3deb663.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:2068

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/2068-0-0x00000000010E0000-0x00000000017F5000-memory.dmp

Filesize
7.1MB

Download
memory/2068-1-0x0000000077980000-0x0000000077982000-memory.dmp

Filesize
8KB

Download
memory/2068-2-0x00000000010E1000-0x0000000001149000-memory.dmp

Filesize
416KB

Download
memory/2068-3-0x00000000010E0000-0x00000000017F5000-memory.dmp

Filesize
7.1MB

Download
memory/2068-4-0x00000000010E0000-0x00000000017F5000-memory.dmp

Filesize
7.1MB

Download