stealc | b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947

Analysis

max time kernel
147s
max time network
149s
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 01:55

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General

Target

b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe
Size

203KB
MD5

60de9c3b301760961bf1664166ef0899
SHA1

baa84500caf3d32d99fea3e34c7f1d4ccecbf0a3
SHA256

b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947
SHA512

15c74ad5cbb775c22d487e0db7cb0d9857fbe1ef7c52870cb291d63e59872e2fa5dac61b73b6c96ec9f037cd7dc16424f1c46a52ff32a0bb3113ed32c4bfe737
SSDEEP

3072:P3w5UJlGMHmApaf6MCTQOjenfCvV3WX7n1PD52Rb6ORB:P3w5U3psfMTQ8xvVGX7n1PYl6OR

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

2028 1580 WerFault.exe b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe

pid	pid_target	process	target process
2028	1580	WerFault.exe	b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.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:

b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe

pid	process
1580	b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe
1580	b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe

C:\Users\Admin\AppData\Local\Temp\b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe
"C:\Users\Admin\AppData\Local\Temp\b7dee59b78126ab03b18c571b7045e2c6b146062270463d150cbe82ad86f2947.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 1312
2⤵
- Program crash
PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1580 -ip 1580
1⤵
PID:5116

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/1580-1-0x0000000002D30000-0x0000000002E30000-memory.dmp

Filesize
1024KB

Download
memory/1580-2-0x0000000002F70000-0x0000000002F97000-memory.dmp

Filesize
156KB

Download
memory/1580-3-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download
memory/1580-4-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download
memory/1580-6-0x0000000002D30000-0x0000000002E30000-memory.dmp

Filesize
1024KB

Download
memory/1580-7-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download
memory/1580-10-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download
memory/1580-12-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download
memory/1580-14-0x0000000000400000-0x0000000002AF0000-memory.dmp

Filesize
38.9MB

Download