stealc | 048133af699049155f024e309c79ff715b8c093d94b9efe923dc5cb16fe84d23

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 16:51

Target

3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe
Size

5.6MB
MD5

cf796e8d9f7e1eed595e2b1c4d60f2ed
SHA1

bd752b75f13031f472022cfd84f247d08af23bfe
SHA256

048133af699049155f024e309c79ff715b8c093d94b9efe923dc5cb16fe84d23
SHA512

d58038b2100b738e032eb3c5bcb256c69dc5b54818dad38b9a2806dad47138b7a2ffb4f6e08431f1be93fe33c1fd806c9821b53a2e18c664b4612c1f844fd108
SSDEEP

49152:cUayn5RL3FJu1BrsAPe8sMTJxVcMia3X8WbGtzP/0NZCIokXJxC4F:FaynbVMjrsMeNg3ia3MUMTsNZCrk

Score

10^/10

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1172 1740 WerFault.exe 3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe
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

Processes:

3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe

pid	pid_target	process	target process
1172	1740	WerFault.exe	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe

description	pid	process	target process
PID 1740 wrote to memory of 1172	1740	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe	WerFault.exe
PID 1740 wrote to memory of 1172	1740	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe	WerFault.exe
PID 1740 wrote to memory of 1172	1740	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe	WerFault.exe
PID 1740 wrote to memory of 1172	1740	3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\3292-41-0x00000000009D0000-0x0000000000F69000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 36
  2⤵
  - Program crash
  PID:1172

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/1740-0-0x00000000009D0000-0x0000000000F69000-memory.dmp

Filesize
5.6MB

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