stealc | 4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
10/08/2024, 23:12

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General

Target

4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe
Size

196KB
MD5

b5a70efb23f1e50db1b02cbe56ef24f6
SHA1

9b98b884dd28273d43960e62e827654a79c079f0
SHA256

4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9
SHA512

d856100d695215d2028776c71e16cf6c9283e5cc5da2249d79ccf64a6f991fe06d23d64e6e339768b456461108c059ac4c21f39fc572991aa3207b6cc9195fa0
SSDEEP

6144:PdT3StQKTmJjLG6yS42wwjGtENDowlvVrK:PdTL7C6Xj1TVG

Score

10^/10

stealc kora discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

kora

http://185.215.113.100

Attributes

url_path
/e2b1563c6670f193.php

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4104 set thread context of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80

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	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80
PID 4104 wrote to memory of 3524	4104	4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe	80

C:\Users\Admin\AppData\Local\Temp\4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe
"C:\Users\Admin\AppData\Local\Temp\4824887b4719790419fa4539f2c02e13204733fed9a6a38cbdbae00b7a95e4b9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4104
- 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
  PID:3524

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

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Downloads

memory/3524-4-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3524-7-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3524-10-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3524-11-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/4104-0-0x000000007475E000-0x000000007475F000-memory.dmp

Filesize
4KB

Download
memory/4104-1-0x0000000000E20000-0x0000000000E58000-memory.dmp

Filesize
224KB

Download
memory/4104-9-0x0000000074750000-0x0000000074F01000-memory.dmp

Filesize
7.7MB

Download
memory/4104-12-0x0000000074750000-0x0000000074F01000-memory.dmp

Filesize
7.7MB

Download