Malware Analysis Report

2024-09-22 12:53

Sample ID 240614-mftbkawgja
Target NoMoreRansom.exe
SHA256 2aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f
Tags
troldesh persistence ransomware trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

2aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f

Threat Level: Known bad

The file NoMoreRansom.exe was found to be: Known bad.

Malicious Activity Summary

troldesh persistence ransomware trojan upx

Troldesh, Shade, Encoder.858

UPX packed file

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 10:24

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 10:24

Reported

2024-06-14 10:25

Platform

win7-20240508-en

Max time kernel

22s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

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
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of UnmapMainImage

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

Processes

C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe

"C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49198 tcp
DE 131.188.40.189:443 tcp
N/A 193.23.244.244:443 tcp

Files

memory/2072-0-0x0000000000220000-0x00000000002EE000-memory.dmp

memory/2072-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2072-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2072-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2072-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2072-6-0x0000000000400000-0x00000000005DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 10:24

Reported

2024-06-14 10:25

Platform

win10v2004-20240508-en

Max time kernel

12s

Max time network

15s

Command Line

"C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe

"C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:58704 tcp
US 154.35.32.5:443 tcp

Files

memory/1156-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1156-0-0x0000000002290000-0x000000000235E000-memory.dmp

memory/1156-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1156-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1156-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1156-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1156-9-0x0000000000400000-0x00000000005DE000-memory.dmp