stealc | 3b58086288fb427694947353bf1eec10e368bcf98cc3cb4c221e676d47c1d6ca

Analysis

max time kernel
83s
max time network
35s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09/12/2024, 12:30

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General

Target
mfcthased.exe
Size 239KB
Sample241209-ppgp8sskcm
SHA256 7f671b0f622d94aebf0c6ab2f021b18e1c60beda819bc48c0b2c6a8f5fdd7e02
MD5 aeb9f8515554be0c7136e03045ee30ac
SHA1 377be750381a4d9bda2208e392c6978ea3baf177
SHA512 d0cfc09d01bd42e0e42564f99332030ed2ff20624bfd83a3f1bb3682fe004e90d89539f5868bba637287795e2668dd14409e2e0ed2ea1c6982c7ce11db727bb4
SSDEEP 3072:CLCrbK4vn4p+U1v+N3Bz1IJ8JEchyka7Z7LU/fQ2e20HMJ08:waGm1U5Y1ICJU117L+DeVqz
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc qqtalk1 discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

QQtalk1

http://154.216.17.90

Attributes

url_path
/a48146f6763ef3af.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
2884	2320	WerFault.exe	28

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2320	mfcthased.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2884	2320	mfcthased.exe	30
PID 2320 wrote to memory of 2884	2320	mfcthased.exe	30
PID 2320 wrote to memory of 2884	2320	mfcthased.exe	30
PID 2320 wrote to memory of 2884	2320	mfcthased.exe	30

C:\Users\Admin\AppData\Local\Temp\mfcthased.exe
"C:\Users\Admin\AppData\Local\Temp\mfcthased.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 760
  2⤵
  - Program crash
  PID:2884

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/2320-0-0x00000000000C0000-0x0000000000310000-memory.dmp

Download

memory/2320-1-0x00000000000C0000-0x0000000000310000-memory.dmp

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