stealc | aa26475eeea5b19d3d052637a9e988e0250ae16190807889fc255065687c8780

Analysis

max time kernel
111s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 02:31

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General

Target

6a1950539f96cbb2cf816a413a68e07f.exe
Size

311KB
MD5

6a1950539f96cbb2cf816a413a68e07f
SHA1

6bff7074f3bfc7dfa00dd188ab8b620a8d986cc7
SHA256

aa26475eeea5b19d3d052637a9e988e0250ae16190807889fc255065687c8780
SHA512

be12aa463be7df2d66e6fbda1bb9eb783328b72e4b001904574d9541b9e13ad343e3e58f0febdf1196d39d69835b60a3bd475d3ed978945415f423c4fc0ef02d
SSDEEP

3072:t1K1Gr12pK4q+LM6B+uTzLzX0z1eQZvjOG7cZIORHw1zjyMwWF96ZYikkZ7ODE:6obaX5ykZBRQ1zjyM10YiJODE

Score

10^/10

stealc discovery stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.76

Attributes

url_path
/8681490a59ad0e34.php

Signatures

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

2236 216 WerFault.exe 6a1950539f96cbb2cf816a413a68e07f.exe

pid	pid_target	process	target process
2236	216	WerFault.exe	6a1950539f96cbb2cf816a413a68e07f.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:

6a1950539f96cbb2cf816a413a68e07f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	6a1950539f96cbb2cf816a413a68e07f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	6a1950539f96cbb2cf816a413a68e07f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6a1950539f96cbb2cf816a413a68e07f.exe

pid process

216 6a1950539f96cbb2cf816a413a68e07f.exe
216 6a1950539f96cbb2cf816a413a68e07f.exe

pid	process
216	6a1950539f96cbb2cf816a413a68e07f.exe
216	6a1950539f96cbb2cf816a413a68e07f.exe

C:\Users\Admin\AppData\Local\Temp\6a1950539f96cbb2cf816a413a68e07f.exe
"C:\Users\Admin\AppData\Local\Temp\6a1950539f96cbb2cf816a413a68e07f.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 1264
2⤵
- Program crash
PID:2236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 216 -ip 216
1⤵
PID:4716

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/216-2-0x0000000001C80000-0x0000000001CA7000-memory.dmp

Filesize
156KB

Download
memory/216-1-0x0000000001D20000-0x0000000001E20000-memory.dmp

Filesize
1024KB

Download
memory/216-3-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/216-4-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/216-5-0x0000000001D20000-0x0000000001E20000-memory.dmp

Filesize
1024KB

Download
memory/216-6-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/216-9-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/216-11-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/216-13-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download