Malware Analysis Report

2024-10-10 07:33

Sample ID 240615-vzf5casdqm
Target Bruh.zip
SHA256 a4139a81c930ee6ae44004f4a5cfbe2e01561a21f1b24675829490db1239abed
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

a4139a81c930ee6ae44004f4a5cfbe2e01561a21f1b24675829490db1239abed

Threat Level: Likely benign

The file Bruh.zip was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Opens file in notepad (likely ransom note)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-15 17:25

Signatures

Unsigned PE

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

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:30

Platform

win7-20240611-en

Max time kernel

118s

Max time network

122s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

Signatures

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:30

Platform

win10v2004-20240508-en

Max time kernel

235s

Max time network

243s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

Signatures

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4172,i,13640054265074968359,8146127767143474550,262144 --variations-seed-version --mojo-platform-channel-handle=1032 /prefetch:8

Network

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:30

Platform

win7-20240221-en

Max time kernel

122s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe"

Signatures

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe

"C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe"

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Bruh\here.txt

Network

N/A

Files

memory/2972-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

memory/2972-1-0x00000000008E0000-0x0000000000B48000-memory.dmp

memory/2972-2-0x0000000000490000-0x00000000004A4000-memory.dmp

memory/2972-4-0x0000000000860000-0x0000000000894000-memory.dmp

memory/2972-3-0x0000000000580000-0x000000000059A000-memory.dmp

memory/2972-5-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2972-6-0x0000000004AC0000-0x0000000004C36000-memory.dmp

memory/2972-7-0x00000000020E0000-0x0000000002112000-memory.dmp

memory/2972-8-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2972-10-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2972-9-0x0000000002480000-0x000000000248E000-memory.dmp

memory/2972-11-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

memory/2972-12-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2972-13-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2972-14-0x0000000004FA0000-0x000000000504C000-memory.dmp

memory/2972-15-0x0000000074C10000-0x00000000752FE000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:31

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

57s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe

"C:\Users\Admin\AppData\Local\Temp\Bruh\honeypot.exe"

Network

Files

memory/1168-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

memory/1168-1-0x00000000005E0000-0x0000000000848000-memory.dmp

memory/1168-2-0x0000000005900000-0x0000000005EA4000-memory.dmp

memory/1168-3-0x0000000005290000-0x0000000005322000-memory.dmp

memory/1168-4-0x00000000051B0000-0x00000000051C4000-memory.dmp

memory/1168-5-0x0000000005260000-0x000000000527A000-memory.dmp

memory/1168-6-0x0000000005350000-0x0000000005384000-memory.dmp

memory/1168-7-0x0000000074AC0000-0x0000000075270000-memory.dmp

memory/1168-8-0x00000000053E0000-0x00000000053EA000-memory.dmp

memory/1168-9-0x0000000005510000-0x0000000005686000-memory.dmp

memory/1168-10-0x00000000057F0000-0x0000000005822000-memory.dmp

memory/1168-11-0x0000000006FC0000-0x000000000705C000-memory.dmp

memory/1168-12-0x0000000074AC0000-0x0000000075270000-memory.dmp

memory/1168-13-0x0000000008A10000-0x0000000008A1E000-memory.dmp

memory/1168-14-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

memory/1168-15-0x0000000074AC0000-0x0000000075270000-memory.dmp

memory/1168-16-0x0000000074AC0000-0x0000000075270000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:30

Platform

win7-20240221-en

Max time kernel

120s

Max time network

121s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Bruh.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Bruh.zip

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 17:25

Reported

2024-06-15 17:30

Platform

win10v2004-20240508-en

Max time kernel

244s

Max time network

253s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Bruh.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Bruh.zip

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A