stealc | 57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2023, 12:33

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General

Target

57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe
Size

291KB
MD5

263b12572c3cbd3f3246e83830b483ea
SHA1

0b41345bf0979f5c48a0106435b217baf7169a13
SHA256

57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32
SHA512

f5a87bdf013c8ff8d11e72dceb987faefd465411625339246c3db3bccd11e2a30f425319b3b95567ae528ab429604c7cfc02a722b76eee152c271a56f0920902
SSDEEP

3072:l/i4ZL0n61v3bFLi3tuUawvWwO/UVD/gd+6FoddKRqybq39i3vb:lhLs61D83tuovWwOyrgdxF2y2M

Score

10^/10

stealc discovery spyware stealer

Malware Config

Extracted

Family

stealc

http://bernardofata.icu

Attributes

url_path
/40d570f44e84a454.php

rc4.plain

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Downloads MZ/PE file
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks processor information in registry 2 TTPs 2 IoCs

Processor 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\CentralProcessor\0\ProcessorNameString	57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4176	57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe
4176	57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe

C:\Users\Admin\AppData\Local\Temp\57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe
"C:\Users\Admin\AppData\Local\Temp\57670e593096256bace1389baa04c0df363f579fce821ff0753d05f065572b32.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4176-1-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/4176-2-0x0000000000A90000-0x0000000000AAB000-memory.dmp

Filesize
108KB

Download
memory/4176-3-0x0000000000400000-0x00000000008B0000-memory.dmp

Filesize
4.7MB

Download
memory/4176-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download