stealc | a359b567cc915ffe88997209bad38fb610543b609065626715cfd2c6903636f8

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 16:44

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General

Target

2248-0-0x0000000000410000-0x00000000008F1000-memory.exe
Size

4.9MB
MD5

51fcac3bebbdd10a79bd50c559874610
SHA1

5e87b065d33cd6798387fcfe7d5aee50e622ebd5
SHA256

a359b567cc915ffe88997209bad38fb610543b609065626715cfd2c6903636f8
SHA512

4148b4eda1de2bae6fdaf60e1d72cfff67492400618f1277fb3892c498baaf36464bbe527b559d1c4fd9ba02c151733fbb34d0bd09c34b586bb448a954eb26e0
SSDEEP

3072:X5uLVvmd6puOMV1D44FPQnGetdnOzokL4Djwu7F/:X5uxvUTV5fPMGe/tkLiF/

Score

10^/10

stealc discovery stealer

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2272	2540	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	2248-0-0x0000000000410000-0x00000000008F1000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2272	2540	2248-0-0x0000000000410000-0x00000000008F1000-memory.exe	30
PID 2540 wrote to memory of 2272	2540	2248-0-0x0000000000410000-0x00000000008F1000-memory.exe	30
PID 2540 wrote to memory of 2272	2540	2248-0-0x0000000000410000-0x00000000008F1000-memory.exe	30
PID 2540 wrote to memory of 2272	2540	2248-0-0x0000000000410000-0x00000000008F1000-memory.exe	30

C:\Users\Admin\AppData\Local\Temp\2248-0-0x0000000000410000-0x00000000008F1000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2248-0-0x0000000000410000-0x00000000008F1000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 36
  2⤵
  - Program crash
  PID:2272

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/2540-0-0x00000000012A0000-0x0000000001781000-memory.dmp

Filesize
4.9MB

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