Malware Analysis Report

2024-10-23 18:55

Sample ID 241015-b1pcka1ejq
Target 65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe
SHA256 65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117
Tags
cobaltstrike 0 100000 backdoor trojan
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

65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117

Threat Level: Known bad

The file 65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 100000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-10-15 01:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-15 01:36

Reported

2024-10-15 01:39

Platform

win7-20241010-en

Max time kernel

140s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe

"C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe"

Network

Country Destination Domain Proto
JP 103.106.0.20:57540 103.106.0.20 tcp
JP 103.106.0.20:57540 103.106.0.20 tcp
JP 103.106.0.20:57540 103.106.0.20 tcp
JP 103.106.0.20:57540 103.106.0.20 tcp

Files

memory/2536-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2536-1-0x0000000003F70000-0x0000000004370000-memory.dmp

memory/2536-2-0x0000000002630000-0x000000000267F000-memory.dmp

memory/2536-3-0x0000000000400000-0x000000000040C000-memory.dmp

memory/2536-4-0x0000000002630000-0x000000000267F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-15 01:36

Reported

2024-10-15 01:39

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe

"C:\Users\Admin\AppData\Local\Temp\65b69eb0077b583a41b7415b984e71f0da8595c3261d1db19b3cb7dda74b7117.exe"

Network

Country Destination Domain Proto
JP 103.106.0.20:57540 103.106.0.20 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.0.106.103.in-addr.arpa udp
JP 103.106.0.20:57540 103.106.0.20 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
JP 103.106.0.20:57540 103.106.0.20 tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
JP 103.106.0.20:57540 103.106.0.20 tcp

Files

memory/3464-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/3464-1-0x0000000003780000-0x0000000003B80000-memory.dmp

memory/3464-2-0x0000000000700000-0x000000000074F000-memory.dmp

memory/3464-3-0x0000000000400000-0x000000000040C000-memory.dmp

memory/3464-4-0x0000000000700000-0x000000000074F000-memory.dmp