stealc | 5bcbfb27e8c4ae56a8468bb2ac034f099e3c8205d5d42791351a5de465d52b5c

Analysis

max time kernel
129s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 16:26

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General

Target
file.exe
Size 197KB
Sample240819-txhdysxhlm
SHA256 5bcbfb27e8c4ae56a8468bb2ac034f099e3c8205d5d42791351a5de465d52b5c
MD5 8968875b7c0c61be60e3394f19470a99
SHA1 926f42c73331ed7a855da34df3ceb41e6974b13f
SHA512 592d0ffcd90542181d6872d4f8f85a1c714635eebf9219e07f8128a7cf28b00cc4c8fe0d976528e2920ddc54b18a3a0a999f7ff2d2ac0fff9e81f9d12854a6ca
SSDEEP 6144:6KzplVpkgw1iX/ger61ey90FKZS8zIjHebWY:6KzM2n4eUKKZSJre6Y
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc nord discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

nord

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 4984 set thread context of 4532	4984	file.exe	85

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

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85
PID 4984 wrote to memory of 4532	4984	file.exe	85

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:4984
- 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:4532

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/4532-3-0x0000000000400000-0x0000000000643000-memory.dmp

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memory/4532-5-0x0000000000400000-0x0000000000643000-memory.dmp

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memory/4532-8-0x0000000000400000-0x0000000000643000-memory.dmp

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memory/4532-10-0x0000000000400000-0x0000000000643000-memory.dmp

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memory/4984-0-0x000000007535E000-0x000000007535F000-memory.dmp

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memory/4984-1-0x00000000009A0000-0x00000000009D8000-memory.dmp

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memory/4984-6-0x0000000075350000-0x0000000075B00000-memory.dmp

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memory/4984-9-0x0000000075350000-0x0000000075B00000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads