Malware Analysis Report

2025-08-05 16:00

Sample ID 240610-g8ee8adb7z
Target 2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk
SHA256 37a1d8d2b6846674ea0720162cdaa99b9705be7c6c2f896fdf8118b649190156
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

37a1d8d2b6846674ea0720162cdaa99b9705be7c6c2f896fdf8118b649190156

Threat Level: Likely benign

The file 2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-10 06:34

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 06:28

Reported

2024-06-10 06:39

Platform

win10v2004-20240426-en

Max time kernel

94s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/1796-0-0x0000000140000000-0x00000001400CA000-memory.dmp

memory/1796-7-0x0000000000C00000-0x0000000000C60000-memory.dmp

memory/1796-1-0x0000000000C00000-0x0000000000C60000-memory.dmp

memory/1796-12-0x0000000140000000-0x00000001400CA000-memory.dmp

memory/1796-11-0x0000000000C00000-0x0000000000C60000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 06:28

Reported

2024-06-10 06:38

Platform

win7-20240419-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-10_1d8657aa71116b7920b655492dca8e99_cobalt-strike_ryuk.exe"

Network

N/A

Files

memory/2068-0-0x00000000009F0000-0x0000000000A50000-memory.dmp

memory/2068-8-0x00000000009F0000-0x0000000000A50000-memory.dmp

memory/2068-6-0x0000000140000000-0x00000001400CA000-memory.dmp

memory/2068-13-0x0000000140000000-0x00000001400CA000-memory.dmp

memory/2068-12-0x00000000009F0000-0x0000000000A50000-memory.dmp