Malware Analysis Report

2024-10-23 15:36

Sample ID 230914-kvltxsag8w
Target 1696-1-0x0000000001F70000-0x000000000207A000-memory.dmp
SHA256 d06c41ac4e3b95dd0afbd0e10d554d164cce214dccd6bcae461181fa31e0349c
Tags
js1 bumblebee
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

d06c41ac4e3b95dd0afbd0e10d554d164cce214dccd6bcae461181fa31e0349c

Threat Level: Known bad

The file 1696-1-0x0000000001F70000-0x000000000207A000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

js1 bumblebee

Bumblebee family

Unsigned PE

Program crash

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-09-14 08:55

Signatures

Bumblebee family

bumblebee

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-14 08:55

Reported

2023-09-14 08:57

Platform

win7-20230831-en

Max time kernel

117s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-14 08:55

Reported

2023-09-14 08:58

Platform

win10v2004-20230831-en

Max time kernel

140s

Max time network

146s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\system32\WerFault.exe C:\Windows\system32\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -pss -s 408 -p 3252 -ip 3252

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 3252 -s 244

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 254.7.248.8.in-addr.arpa udp
US 8.8.8.8:53 49.192.11.51.in-addr.arpa udp

Files

N/A