Malware Analysis Report

2025-01-17 22:48

Sample ID 240603-qnth3sfh3z
Target 2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk
SHA256 52ac6a34af8fccd3609891e56b8fcae1a3becf7e7f3d0b982c5b54174ba72928
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

52ac6a34af8fccd3609891e56b8fcae1a3becf7e7f3d0b982c5b54174ba72928

Threat Level: Likely benign

The file 2024-06-03_2bb001d4a72c87017da7772911fdeea2_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 13:24

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:24

Reported

2024-06-03 13:27

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
NL 23.62.61.106:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 106.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 32.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 216.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.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
US 8.8.8.8:53 169.117.168.52.in-addr.arpa udp

Files

memory/3644-6-0x0000000000CC0000-0x0000000000D20000-memory.dmp

memory/3644-9-0x0000000000CC0000-0x0000000000D20000-memory.dmp

memory/3644-0-0x0000000000CC0000-0x0000000000D20000-memory.dmp

memory/3644-8-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/3644-12-0x0000000140000000-0x00000001400CF000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:24

Reported

2024-06-03 13:27

Platform

win7-20240221-en

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_2bb001d4a72c87017da7772911fdeea2_cobalt-strike_ryuk.exe"

Network

N/A

Files

memory/2200-1-0x0000000140000000-0x00000001400CF000-memory.dmp

memory/2200-0-0x00000000009E0000-0x0000000000A40000-memory.dmp

memory/2200-10-0x00000000009E0000-0x0000000000A40000-memory.dmp

memory/2200-13-0x00000000009E0000-0x0000000000A40000-memory.dmp

memory/2200-12-0x0000000140000000-0x00000001400CF000-memory.dmp