Malware Analysis Report

2024-10-19 01:06

Sample ID 231013-2gd1ladf3x
Target ff519023357a9cc5bb731d798de2f6b6.bin
SHA256 e714557aa665651045795c747d9b0faec60863c27edd579c7d6ed75bb33b94f1
Tags
bumblebee js1 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

e714557aa665651045795c747d9b0faec60863c27edd579c7d6ed75bb33b94f1

Threat Level: Known bad

The file ff519023357a9cc5bb731d798de2f6b6.bin was found to be: Known bad.

Malicious Activity Summary

bumblebee js1 trojan

BumbleBee

Suspicious use of NtCreateThreadExHideFromDebugger

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-13 22:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-13 22:32

Reported

2023-10-14 10:13

Platform

win7-20230831-en

Max time kernel

128s

Max time network

134s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ff519023357a9cc5bb731d798de2f6b6.dll

Signatures

BumbleBee

trojan bumblebee

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ff519023357a9cc5bb731d798de2f6b6.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp

Files

memory/2112-0-0x0000000001CA0000-0x0000000001D19000-memory.dmp

memory/2112-1-0x0000000077830000-0x00000000779D9000-memory.dmp

memory/2112-3-0x0000000077830000-0x00000000779D9000-memory.dmp

memory/2112-5-0x0000000077830000-0x00000000779D9000-memory.dmp

memory/2112-2-0x0000000001FC0000-0x00000000020CA000-memory.dmp

memory/2112-6-0x0000000001FC0000-0x00000000020CA000-memory.dmp

memory/2112-7-0x0000000001FC0000-0x00000000020CA000-memory.dmp

memory/2112-8-0x0000000001CA0000-0x0000000001D19000-memory.dmp

memory/2112-9-0x0000000077830000-0x00000000779D9000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-13 22:32

Reported

2023-10-14 10:14

Platform

win10v2004-20230915-en

Max time kernel

195s

Max time network

205s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ff519023357a9cc5bb731d798de2f6b6.dll

Signatures

BumbleBee

trojan bumblebee

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ff519023357a9cc5bb731d798de2f6b6.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 126.211.247.8.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 8.8.8.8:53 10.226.21.2.in-addr.arpa udp
US 8.8.8.8:53 84.18.241.35.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 v5b6ml4o0nq.life udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 9.57.101.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp
US 35.241.18.84:443 v5b6ml4o0nq.life tcp

Files

memory/1372-0-0x0000000002010000-0x0000000002089000-memory.dmp

memory/1372-1-0x00007FFB6D1B0000-0x00007FFB6D3A5000-memory.dmp

memory/1372-2-0x0000000002200000-0x000000000230A000-memory.dmp

memory/1372-4-0x00007FFB6D1B0000-0x00007FFB6D3A5000-memory.dmp

memory/1372-6-0x00007FFB6D1B0000-0x00007FFB6D3A5000-memory.dmp

memory/1372-5-0x0000000002200000-0x000000000230A000-memory.dmp

memory/1372-7-0x00007FFB6D1B0000-0x00007FFB6D3A5000-memory.dmp

memory/1372-3-0x0000000002200000-0x000000000230A000-memory.dmp

memory/1372-8-0x0000000002200000-0x000000000230A000-memory.dmp

memory/1372-9-0x0000000002010000-0x0000000002089000-memory.dmp

memory/1372-10-0x00007FFB6D1B0000-0x00007FFB6D3A5000-memory.dmp