Malware Analysis Report

2025-01-17 23:31

Sample ID 240603-qmr9mafg8w
Target 2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk
SHA256 1fea3d2535570595a7be62c288819bdbba740aeb8b00bded229cfb7ea2165941
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

1fea3d2535570595a7be62c288819bdbba740aeb8b00bded229cfb7ea2165941

Threat Level: Likely benign

The file 2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:23

Reported

2024-06-03 13:25

Platform

win7-20240215-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe"

Network

N/A

Files

memory/1756-0-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/1756-1-0x0000000000BB0000-0x0000000000C10000-memory.dmp

memory/1756-7-0x0000000000BB0000-0x0000000000C10000-memory.dmp

memory/1756-8-0x0000000000BB0000-0x0000000000C10000-memory.dmp

memory/1756-13-0x0000000000BB0000-0x0000000000C10000-memory.dmp

memory/1756-12-0x0000000140000000-0x00000001400CF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:23

Reported

2024-06-03 13:25

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_00c4858269485e92f571421d58b993ff_cobalt-strike_ryuk.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
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

Files

memory/2712-0-0x0000000002D80000-0x0000000002DE0000-memory.dmp

memory/2712-9-0x0000000002D80000-0x0000000002DE0000-memory.dmp

memory/2712-7-0x0000000002D80000-0x0000000002DE0000-memory.dmp

memory/2712-13-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/2712-12-0x0000000002D80000-0x0000000002DE0000-memory.dmp

memory/2712-6-0x0000000140000000-0x00000001400CF000-memory.dmp