stealc | 86bb9a397e62d756578dbe6c40cc07050f2066db6fb5d54499e03469a7cdccd5

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 16:12

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
66d5ddcec1520_shtr.exe
Size 206KB
Sample240902-tnj67avdkf
SHA256 86bb9a397e62d756578dbe6c40cc07050f2066db6fb5d54499e03469a7cdccd5
MD5 ab68db6a238464a75b669938a3512ae1
SHA1 48a7e2ed179d29d783d55fe610598474825bdf95
SHA512 b811a8f5d3d2fab469a97a9a0d59d6b132b4fecbc7048dd203d25c938e7047b487e9a85799f8d9b04c0e01f307f3ff1bd0c3af967a8813c3ab0d72c69650364c
SSDEEP 6144:DYwI7yviKKJGngBT7nI5n6gtJuMM2lxG5IvjKEO:DYwIueBT7IRntJuMPXZKEO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

http://46.8.231.109

Attributes

url_path
/c4754d4f680ead72.php

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 2076	2532	66d5ddcec1520_shtr.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2432	2076	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	66d5ddcec1520_shtr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2532 wrote to memory of 2076	2532	66d5ddcec1520_shtr.exe	30
PID 2076 wrote to memory of 2432	2076	RegAsm.exe	31
PID 2076 wrote to memory of 2432	2076	RegAsm.exe	31
PID 2076 wrote to memory of 2432	2076	RegAsm.exe	31
PID 2076 wrote to memory of 2432	2076	RegAsm.exe	31

C:\Users\Admin\AppData\Local\Temp\66d5ddcec1520_shtr.exe
"C:\Users\Admin\AppData\Local\Temp\66d5ddcec1520_shtr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 256
    3⤵
    - Program crash
    PID:2432

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

Loading Replay Monitor...

Downloads

memory/2076-13-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-6-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-3-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-4-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Download

memory/2076-10-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-15-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-7-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2076-5-0x0000000000400000-0x0000000000643000-memory.dmp

Download

memory/2532-1-0x0000000000940000-0x0000000000978000-memory.dmp

Download

memory/2532-11-0x0000000073B30000-0x000000007421E000-memory.dmp

Download

memory/2532-0-0x0000000073B3E000-0x0000000073B3F000-memory.dmp

Download

memory/2532-16-0x0000000073B30000-0x000000007421E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads