Malware Analysis Report

2025-01-02 03:37

Sample ID 240510-j9l8kacf41
Target 91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe
SHA256 91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00
Tags
rs1_release remcos
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00

Threat Level: Known bad

The file 91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe was found to be: Known bad.

Malicious Activity Summary

rs1_release remcos

Remcos family

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-10 08:22

Signatures

Remcos family

remcos

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 08:22

Reported

2024-05-10 08:24

Platform

win7-20240508-en

Max time kernel

147s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe

"C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 08:22

Reported

2024-05-10 08:24

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe

"C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.115:443 www.bing.com tcp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 115.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
BE 2.17.107.115:443 www.bing.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 dave17.bumbleshrimp.com udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 dave17.bumbleshrimp.com tcp
NO 185.206.225.59:52182 tcp

Files

N/A