stealc | e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09/11/2024, 03:58

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General

Target

e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe
Size

2.0MB
MD5

aaf595edd9ad1c5e1cfee75b36fb2b27
SHA1

297d88fe4ddad98b9e7d98291b662635cd61facd
SHA256

e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488
SHA512

4c31afece7b7469f1a546cc9a224799ceda023f2f71fdd258ee260017e213016dd804b8def1711271dadaffb6c7c7aef295b5215462e192c1edbec3ab457fb6a
SSDEEP

49152:bLHoxzTNV0aOPCQkeGia+i1P9/Tx6k1HGHQYY8ezQyhDv3hsZqyj/+P:bLIXV0jHGfdd9/Ak1mHRYFBgUP

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__	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.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	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.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	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2360	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.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	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2360	e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe

C:\Users\Admin\AppData\Local\Temp\e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.exe
"C:\Users\Admin\AppData\Local\Temp\e8c9ae63d5b06d77e779e2932bf1929ecd1573fa3d9d6ae756dd74a3c3afb488.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:2360

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/2360-0-0x0000000000170000-0x00000000008A5000-memory.dmp

Filesize
7.2MB

Download
memory/2360-1-0x0000000077AF0000-0x0000000077AF2000-memory.dmp

Filesize
8KB

Download
memory/2360-3-0x0000000000170000-0x00000000008A5000-memory.dmp

Filesize
7.2MB

Download
memory/2360-2-0x0000000000171000-0x00000000001D9000-memory.dmp

Filesize
416KB

Download
memory/2360-4-0x0000000000170000-0x00000000008A5000-memory.dmp

Filesize
7.2MB

Download