Malware Analysis Report

2024-10-19 06:42

Sample ID 231014-mdjpcacc4w
Target rust-dotnet-crypter.exe
SHA256 69a4d194bc1a75ae05c27ed8cfb2437973f5a1622876bbbd7fbfa96f56002cf3
Tags
gurcu stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

69a4d194bc1a75ae05c27ed8cfb2437973f5a1622876bbbd7fbfa96f56002cf3

Threat Level: Known bad

The file rust-dotnet-crypter.exe was found to be: Known bad.

Malicious Activity Summary

gurcu stealer

Detect Gurcu Stealer V3 payload

Gurcu, WhiteSnake

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-14 10:20

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-14 10:20

Reported

2023-10-14 10:24

Platform

win10v2004-20230915-en

Max time kernel

141s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\rust-dotnet-crypter.exe"

Signatures

Detect Gurcu Stealer V3 payload

Description Indicator Process Target
N/A N/A N/A N/A

Gurcu, WhiteSnake

stealer gurcu

Processes

C:\Users\Admin\AppData\Local\Temp\rust-dotnet-crypter.exe

"C:\Users\Admin\AppData\Local\Temp\rust-dotnet-crypter.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 29.81.57.23.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp

Files

memory/4976-0-0x000001661EB30000-0x000001661EB88000-memory.dmp

memory/4976-1-0x00007FF94B120000-0x00007FF94BBE1000-memory.dmp

memory/4976-2-0x00000166375D0000-0x00000166375E0000-memory.dmp

memory/4976-4-0x00000166375D0000-0x00000166375E0000-memory.dmp

memory/4976-3-0x00000166375D0000-0x00000166375E0000-memory.dmp

memory/4976-5-0x00000166375D0000-0x00000166375E0000-memory.dmp

memory/4976-6-0x00000166375D0000-0x00000166375E0000-memory.dmp