stealc | e48219567f84882f41bb1e957bbd1358e453274ca0d2025505c66779f642bc30

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 06:36

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General

Target

file.exe
Size

216KB
MD5

272b330726dec4add609e0d8025d71b7
SHA1

75543ac27b430ef6fec461056ceb6a55a35c7369
SHA256

e48219567f84882f41bb1e957bbd1358e453274ca0d2025505c66779f642bc30
SHA512

6e2731c61ce8ce018deb9e20f772bbe8b6b57df77ac5054fd67b18199ae2de1399add3b29b7a18bdc994f5ab1f8678f3454e593685e1626d4ef525df59532558
SSDEEP

6144:u5Rh+OL63O9k17T5lvuVU0VKsLalk5GwjM8Dxy7QYEO:uLJAEQr6KsLEkkWzyTEO

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 1620 set thread context of 1932	1620	file.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1968	1932	WerFault.exe	32

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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 2064	1620	file.exe	31
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1620 wrote to memory of 1932	1620	file.exe	32
PID 1932 wrote to memory of 1968	1932	RegAsm.exe	33
PID 1932 wrote to memory of 1968	1932	RegAsm.exe	33
PID 1932 wrote to memory of 1968	1932	RegAsm.exe	33
PID 1932 wrote to memory of 1968	1932	RegAsm.exe	33

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2064
- 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:1932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 252
    3⤵
    - Program crash
    PID:1968

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/1620-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/1620-1-0x0000000000EE0000-0x0000000000F18000-memory.dmp

Filesize
224KB

Download
memory/1620-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1620-4-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1620-15-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-14-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-12-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1932-9-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-8-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-7-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-6-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-5-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1932-17-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download