stealc | b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331

Analysis

max time kernel
91s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
07/08/2024, 21:27

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General

Target

b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe
Size

2.4MB
MD5

b9e1b2e0323465df8cadc0bf505b2e78
SHA1

66173d349adc5e461e52e03993a240596a0b89d9
SHA256

b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331
SHA512

5e67ffb7ffe102898f313bde9c9cfe4e5087a9a2cbafbbe109b8a84ccbfccbd997019cad1523bb2ef07cd8f0eb962a14c80c611b517af087235918e1e29df629
SSDEEP

49152:l2lxRQ63bdjt5/SJ2tFgUl+oYBpacDF1zchY2mSJ+OQY+vtpK:l2l7jvSmFsPBUE1zcO92+OQY+vT

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

http://185.215.113.24

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3484	b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe
3484	b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4116	3484	WerFault.exe	77

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	b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3484	b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe

C:\Users\Admin\AppData\Local\Temp\b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe
"C:\Users\Admin\AppData\Local\Temp\b62680b8768ca5a64eabdcfdb1c6000db2a79fc98ca6f95c669c31fa3a6fb331.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 1160
  2⤵
  - Program crash
  PID:4116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3484 -ip 3484
1⤵
PID:3304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3484-0-0x0000000000400000-0x0000000000FF5000-memory.dmp

Filesize
12.0MB

Download
memory/3484-1-0x000000007FAA0000-0x000000007FE71000-memory.dmp

Filesize
3.8MB

Download
memory/3484-5-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3484-4-0x00000000036E0000-0x0000000003710000-memory.dmp

Filesize
192KB

Download
memory/3484-3-0x00000000013C0000-0x00000000015C0000-memory.dmp

Filesize
2.0MB

Download
memory/3484-8-0x000000007FAA0000-0x000000007FE71000-memory.dmp

Filesize
3.8MB

Download
memory/3484-7-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3484-6-0x0000000000400000-0x0000000000FF5000-memory.dmp

Filesize
12.0MB

Download