Malware Analysis Report

2025-01-18 00:43

Sample ID 240613-qxc8fs1dkb
Target 2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk
SHA256 f3206f9acfda79796f865fdc563bc2b7fd7ff4c7deccb6297c5040f69ae10533
Tags
score
3/10

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
3/10

SHA256

f3206f9acfda79796f865fdc563bc2b7fd7ff4c7deccb6297c5040f69ae10533

Threat Level: Likely benign

The file 2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 13:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 13:38

Reported

2024-06-13 13:40

Platform

win7-20240508-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe"

Network

N/A

Files

memory/2368-0-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/2368-9-0x00000000022D0000-0x0000000002330000-memory.dmp

memory/2368-2-0x00000000022D0000-0x0000000002330000-memory.dmp

memory/2368-14-0x00000000022D0000-0x0000000002330000-memory.dmp

memory/2368-13-0x0000000140000000-0x00000001400CF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 13:38

Reported

2024-06-13 13:40

Platform

win10v2004-20240611-en

Max time kernel

84s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_c4d416b29c4b6ec1137eff3634e9757c_cobalt-strike_ryuk.exe"

Network

Country Destination Domain Proto
BE 88.221.83.232:443 www.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 232.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 52.182.143.211:443 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
PL 93.184.221.240:80 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/404-8-0x0000000003590000-0x00000000035F0000-memory.dmp

memory/404-10-0x0000000003590000-0x00000000035F0000-memory.dmp

memory/404-7-0x0000000003590000-0x00000000035F0000-memory.dmp

memory/404-6-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/404-1-0x0000000003590000-0x00000000035F0000-memory.dmp

memory/404-12-0x0000000140000000-0x00000001400CF000-memory.dmp