stealc | 156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12

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 11:51

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General

Target

156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe
Size

2.0MB
MD5

240f8d86f2944d328bb9114faba27da6
SHA1

69aa2bb22773ff4ed93f0124fd5d3b6954399b70
SHA256

156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12
SHA512

55dd2d2d2445baf7d19a6b1d296e02789a0f263dd78f1e58715ffe8801320ba54b0559f4f59597498ad876a1bdf0537c3f73616e8ca64dd4b6a99882d40c8835
SSDEEP

49152:S+b7vTkIpaBDB/J/k2luVnY77P/hwUave8a2GS4GJFHl:V7vTkIIBBzwnY7S5a2GDMB

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__	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.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	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.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-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3428	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.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	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3428	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe
3428	156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe

C:\Users\Admin\AppData\Local\Temp\156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.exe
"C:\Users\Admin\AppData\Local\Temp\156eba27915138b3b70cf72a6d478696b6bf2047f18e633cea27b5f499c96b12.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:3428

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/3428-0-0x00000000002C0000-0x00000000009ED000-memory.dmp

Filesize
7.2MB

Download
memory/3428-1-0x0000000077874000-0x0000000077876000-memory.dmp

Filesize
8KB

Download
memory/3428-2-0x00000000002C1000-0x0000000000329000-memory.dmp

Filesize
416KB

Download
memory/3428-3-0x00000000002C0000-0x00000000009ED000-memory.dmp

Filesize
7.2MB

Download
memory/3428-5-0x00000000002C0000-0x00000000009ED000-memory.dmp

Filesize
7.2MB

Download