stealc | 6f4cf3161ed2a00695b96dd4c5e9274a87cb2be77dcdbf2c4b31e082fb21256d

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 18:42

Target

2560-1-0x0000000000400000-0x000000000245F000-memory.exe
Size

32.4MB
MD5

e72e017de8d6261268329d4664a32c11
SHA1

90fa1ea685f51932d705dd79d35a27617002625f
SHA256

6f4cf3161ed2a00695b96dd4c5e9274a87cb2be77dcdbf2c4b31e082fb21256d
SHA512

10a4be7c39c41f240669afcfd70b35637e161d5826a564df1c9c996fa215c3f7f4a20082e358c8669fa035d8947124f6e0a7f3f9f561ef1ac5b229ac9a461a0f
SSDEEP

3072:c1VB1NFj5qD6o8KaxfE54HnnGiayl+beX8Qa5acUsRFrJvaI7FTu:c171jj5q62aOanGiqbI+UGFdvaCFT

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

2132 2916 WerFault.exe 2560-1-0x0000000000400000-0x000000000245F000-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:

2560-1-0x0000000000400000-0x000000000245F000-memory.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2560-1-0x0000000000400000-0x000000000245F000-memory.exe

pid	pid_target	process	target process
2132	2916	WerFault.exe	2560-1-0x0000000000400000-0x000000000245F000-memory.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2560-1-0x0000000000400000-0x000000000245F000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2560-1-0x0000000000400000-0x000000000245F000-memory.exe

description	pid	process	target process
PID 2916 wrote to memory of 2132	2916	2560-1-0x0000000000400000-0x000000000245F000-memory.exe	WerFault.exe
PID 2916 wrote to memory of 2132	2916	2560-1-0x0000000000400000-0x000000000245F000-memory.exe	WerFault.exe
PID 2916 wrote to memory of 2132	2916	2560-1-0x0000000000400000-0x000000000245F000-memory.exe	WerFault.exe
PID 2916 wrote to memory of 2132	2916	2560-1-0x0000000000400000-0x000000000245F000-memory.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2560-1-0x0000000000400000-0x000000000245F000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2560-1-0x0000000000400000-0x000000000245F000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 36
  2⤵
  - Program crash
  PID:2132

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/2916-0-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

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