Malware Analysis Report

2025-08-10 19:32

Sample ID 240225-ha6x9adh64
Target 55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c
SHA256 55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c
Tags
upx cobaltstrike 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

55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c

Threat Level: Known bad

The file 55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c was found to be: Known bad.

Malicious Activity Summary

upx cobaltstrike backdoor trojan

Cobaltstrike

UPX packed file

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-25 06:33

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-25 06:33

Reported

2024-02-25 06:35

Platform

win7-20240215-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe

"C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe"

Network

Country Destination Domain Proto
N/A 192.168.137.3:80 tcp
N/A 192.168.137.3:80 tcp
N/A 192.168.137.3:80 tcp
N/A 192.168.137.3:80 tcp

Files

memory/2896-0-0x0000000000A20000-0x0000000000A21000-memory.dmp

memory/2896-1-0x0000000000DC0000-0x0000000001023000-memory.dmp

memory/2896-3-0x0000000000DC0000-0x0000000001023000-memory.dmp

memory/2896-10-0x0000000000DC0000-0x0000000001023000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-25 06:33

Reported

2024-02-25 06:35

Platform

win10v2004-20240221-en

Max time kernel

147s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe

"C:\Users\Admin\AppData\Local\Temp\55378062f9cb8d0f97a294263653795c17d6009c6a235487a0d36bc764dca29c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
N/A 192.168.137.3:80 tcp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
N/A 192.168.137.3:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
N/A 192.168.137.3:80 tcp
N/A 192.168.137.3:80 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp

Files

memory/3164-0-0x0000000000C80000-0x0000000000EE3000-memory.dmp

memory/3164-1-0x00000185D0F20000-0x00000185D0F21000-memory.dmp

memory/3164-3-0x0000000000C80000-0x0000000000EE3000-memory.dmp

memory/3164-10-0x0000000000C80000-0x0000000000EE3000-memory.dmp