Malware Analysis Report

2024-10-23 17:14

Sample ID 231231-rb6tbacbg7
Target 3906bd87156d29380e32e4aa14cdb61a
SHA256 199bbc42e66411fd345d097585df9bddba75ff75d0b927fc27d1259348f49793
Tags
cryptbot spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

199bbc42e66411fd345d097585df9bddba75ff75d0b927fc27d1259348f49793

Threat Level: Known bad

The file 3906bd87156d29380e32e4aa14cdb61a was found to be: Known bad.

Malicious Activity Summary

cryptbot spyware stealer

CryptBot

CryptBot payload

Reads user/profile data of web browsers

Enumerates physical storage devices

Unsigned PE

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-31 14:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-31 14:02

Reported

2024-01-10 20:06

Platform

win7-20231129-en

Max time kernel

1s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe"

Signatures

CryptBot

spyware stealer cryptbot

CryptBot payload

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

Reads user/profile data of web browsers

spyware stealer

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe

"C:\Users\Admin\AppData\Local\Temp\3906bd87156d29380e32e4aa14cdb61a.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 knudin72.top udp
US 8.8.8.8:53 moreag07.top udp

Files

memory/2124-2-0x0000000003CD0000-0x0000000003D70000-memory.dmp

memory/2124-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2124-3-0x0000000000400000-0x0000000002402000-memory.dmp

memory/2124-4-0x00000000024F0000-0x00000000024F1000-memory.dmp

memory/2124-227-0x0000000000400000-0x0000000002402000-memory.dmp

memory/2124-229-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2124-232-0x00000000024F0000-0x00000000024F1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-31 14:02

Reported

2024-01-10 20:06

Platform

win10v2004-20231222-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A