stealc | 01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62

General

Target

01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe
Size

347KB
MD5

251e991954be6fe306415a868e7b5fce
SHA1

93f0e307ee66938de213a97ae09fd512c89635bc
SHA256

01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62
SHA512

a17de288b8096cd65a35caf8be1362171d5a255973ae7a5b8fdc3df97dbc836752b822ad2c870abfdd03b7c06ff498098ad0c391068d2ef4e6a4071bf207622d
SSDEEP

6144:bSNO8OeBjZ+AvvzbgOBUZqDSDa1dV4MV/N9Ov:bEBj0AvLs4U6Wa0M39

Score

10^/10

stealc default9_cap credential_access discovery spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

default9_cap

C2

http://62.204.41.177

Attributes

url_path
/edd20096ecef326d.php

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3224	1264	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 3 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	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4952	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1264	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe
1264	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 4864	1264	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe	84
PID 1264 wrote to memory of 4864	1264	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe	84
PID 1264 wrote to memory of 4864	1264	01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe	84
PID 4864 wrote to memory of 4952	4864	cmd.exe	88
PID 4864 wrote to memory of 4952	4864	cmd.exe	88
PID 4864 wrote to memory of 4952	4864	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe
"C:\Users\Admin\AppData\Local\Temp\01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\01d9ae905660461a8c57624f1bffae3e6c8643fd00c71723120fa1a383fa6c62.exe" & del "C:\ProgramData\*.dll"" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4864
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 5
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 1472
  2⤵
  - Program crash
  PID:3224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1264 -ip 1264
1⤵
PID:4764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1264-1-0x0000000002DD0000-0x0000000002ED0000-memory.dmp

Filesize
1024KB

Download
memory/1264-2-0x0000000004790000-0x00000000047DE000-memory.dmp

Filesize
312KB

Download
memory/1264-3-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/1264-6-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/1264-5-0x0000000004790000-0x00000000047DE000-memory.dmp

Filesize
312KB

Download
memory/1264-4-0x0000000000400000-0x0000000002B5B000-memory.dmp

Filesize
39.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads