stealc | d77ac75c49ba8ceb8540509c4392109f0f9973ac0848acbd29b71f39570b82e7

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27/01/2025, 09:39

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General

Target

2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe
Size

4.9MB
MD5

5a240b9c48979159b181b7c3f7ed7686
SHA1

94900efc0d6270594839330eb169fe1919949c51
SHA256

d77ac75c49ba8ceb8540509c4392109f0f9973ac0848acbd29b71f39570b82e7
SHA512

8f36c887ec0c4990d17b1dca5ff6b2166a7105b0fb181ae1f6a34d481df4ce3a462730a7c6b10b4651c0d941cdb67a9cd4a18e8952bbbe65fe93dfd410a8edde
SSDEEP

24576:zyqv22EtXwiyvbtHI5YZfC7O9hORNs1AuaFbjSicRrIfW3cPVPSkfFxjKCxVwTXg:/gYHI5YZq6o31uUZ4EoAkwcW

Score

10^/10

stealc discovery stealer

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1688	2188	WerFault.exe	29

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	2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 1688	2188	2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe	30
PID 2188 wrote to memory of 1688	2188	2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe	30
PID 2188 wrote to memory of 1688	2188	2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe	30
PID 2188 wrote to memory of 1688	2188	2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe	30

C:\Users\Admin\AppData\Local\Temp\2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2684-0-0x0000000000810000-0x0000000000CF3000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 36
  2⤵
  - Program crash
  PID:1688

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/2188-0-0x00000000014C0000-0x00000000019A3000-memory.dmp

Filesize
4.9MB

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