stealc | 4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 18:59

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General

Target

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe
Size

343KB
MD5

0d8527d14f11598a794ee2f28cc19cbe
SHA1

a76f6e1aa1b9ef444ad25882effe119cff2fbe85
SHA256

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c
SHA512

c053c75407e4a206e879acdcc978c18d2233b1035f61e608ef55d85fe4882537d5a5911fdbc91598c8c637b43fd9f042da369138ddbb40bf35f5d59cb504c117
SSDEEP

6144:kLycXW4sxZ2VbSFSxBffJpQWROYvGsrZEOuvHyGYJW9E:kucXDDfJ2MO4GsdeyGYJ

Score

10^/10

stealc default9_pal discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default9_pal

http://62.122.184.144

Attributes

url_path
/f88d87a7e087e100.php

Signatures

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

Processes:

WerFault.exe

pid pid_target process target process

3856 3580 WerFault.exe 4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

pid	pid_target	process	target process
3856	3580	WerFault.exe	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.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:

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.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

Processes:

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

pid	process
3580	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe
3580	4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe

C:\Users\Admin\AppData\Local\Temp\4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe
"C:\Users\Admin\AppData\Local\Temp\4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3580
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3580 -s 1300
  2⤵
  - Program crash
  PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3580 -ip 3580
1⤵
PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3580-1-0x0000000002BA0000-0x0000000002CA0000-memory.dmp

Filesize
1024KB

Download
memory/3580-2-0x00000000048A0000-0x00000000048EE000-memory.dmp

Filesize
312KB

Download
memory/3580-3-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/3580-4-0x0000000002BA0000-0x0000000002CA0000-memory.dmp

Filesize
1024KB

Download
memory/3580-6-0x00000000048A0000-0x00000000048EE000-memory.dmp

Filesize
312KB

Download
memory/3580-5-0x0000000000400000-0x0000000002B5A000-memory.dmp

Filesize
39.4MB

Download
memory/3580-7-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/3580-10-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/3580-9-0x0000000000400000-0x0000000002B5A000-memory.dmp

Filesize
39.4MB

Download