Malware Analysis Report

2024-08-06 11:02

Sample ID 240410-jlavmagd55
Target 9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b
SHA256 9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b
Tags
cobaltstrike 0 100000000 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b

Threat Level: Known bad

The file 9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 100000000 backdoor trojan

Cobaltstrike

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-10 07:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-10 07:44

Reported

2024-04-10 07:47

Platform

win7-20240221-en

Max time kernel

125s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe

"C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 images.cdn-sina.tw udp

Files

memory/2852-0-0x000000013FF90000-0x000000014007C000-memory.dmp

memory/2852-1-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

memory/2852-2-0x000000001BE50000-0x000000001BED0000-memory.dmp

memory/2852-3-0x00000000005D0000-0x0000000000611000-memory.dmp

memory/2852-4-0x0000000000820000-0x000000000086E000-memory.dmp

memory/2852-5-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

memory/2852-6-0x0000000000820000-0x000000000086E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-10 07:44

Reported

2024-04-10 07:47

Platform

win10v2004-20240226-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe

"C:\Users\Admin\AppData\Local\Temp\9242846351a65655e93ed2aeaf36b535ff5b79ddf76c33d54089d9005a66265b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 images.cdn-sina.tw udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 images.cdn-sina.tw udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 images.cdn-sina.tw udp
US 8.8.8.8:53 27.173.189.20.in-addr.arpa udp

Files

memory/4952-0-0x0000000000B50000-0x0000000000C3C000-memory.dmp

memory/4952-1-0x0000000001DF0000-0x0000000001E31000-memory.dmp

memory/4952-2-0x00007FFC7B950000-0x00007FFC7C411000-memory.dmp

memory/4952-3-0x0000000003600000-0x000000000364E000-memory.dmp

memory/4952-4-0x000000001C8A0000-0x000000001C8B0000-memory.dmp

memory/4952-5-0x00007FFC7B950000-0x00007FFC7C411000-memory.dmp

memory/4952-6-0x000000001C8A0000-0x000000001C8B0000-memory.dmp