stealc | 3fda9975f9a08ff37ed6dd52d64b7f69e692ee8d1cc132c48b055256efa43779

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11/12/2024, 01:21

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General

Target
0c527990eb6557ea352501b473ec399c.exe
Size 298KB
Sample241211-bqnchsymft
SHA256 3fda9975f9a08ff37ed6dd52d64b7f69e692ee8d1cc132c48b055256efa43779
MD5 0c527990eb6557ea352501b473ec399c
SHA1 901295196217e9b7862d8f2ff4c66356ad8b1f7f
SHA512 2bc159e0a66429230b368396e8cbf5bddfc2cf01e098f8ceb8d7d0fd14f9655f77e1c69a189486578bbcc741508c4ea350612b9b41004241b2d1c401269b39ec
SSDEEP 3072:w8SL4O5fOpvqVxnlwogWY8clDuI937KdSe42QlV4Ry9CEX/ltV0g:VS8KfGSVp0DuS7IS9hCwlt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

http://92.255.57.89

Attributes

url_path
/45c616e921a794b8.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

pid	pid_target	Process	procid_target
1680	4320	WerFault.exe	82

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	0c527990eb6557ea352501b473ec399c.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	0c527990eb6557ea352501b473ec399c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	0c527990eb6557ea352501b473ec399c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4320	0c527990eb6557ea352501b473ec399c.exe
4320	0c527990eb6557ea352501b473ec399c.exe

C:\Users\Admin\AppData\Local\Temp\0c527990eb6557ea352501b473ec399c.exe
"C:\Users\Admin\AppData\Local\Temp\0c527990eb6557ea352501b473ec399c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 1312
  2⤵
  - Program crash
  PID:1680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4320 -ip 4320
1⤵
PID:1592

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/4320-1-0x0000000000BA0000-0x0000000000CA0000-memory.dmp

Download

memory/4320-2-0x0000000000AE0000-0x0000000000B1D000-memory.dmp

Download

memory/4320-3-0x0000000000400000-0x0000000000650000-memory.dmp

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memory/4320-4-0x0000000000BA0000-0x0000000000CA0000-memory.dmp

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memory/4320-6-0x0000000000AE0000-0x0000000000B1D000-memory.dmp

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memory/4320-5-0x0000000000400000-0x0000000000823000-memory.dmp

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memory/4320-7-0x0000000000400000-0x0000000000650000-memory.dmp

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