Malware Analysis Report

2024-09-22 12:26

Sample ID 240429-kc237aec79
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

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-29 08:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-29 08:28

Reported

2024-04-29 08:29

Platform

win10v2004-20240419-en

Max time kernel

80s

Max time network

53s

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
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\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 127.0.0.1:63937 tcp
US 8.8.8.8:53 g.bing.com udp
US 208.83.223.34:80 tcp
SG 76.73.17.194:9090 tcp
US 8.8.8.8:53 g.bing.com udp

Files

memory/1568-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-0-0x0000000002280000-0x000000000234E000-memory.dmp

memory/1568-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-9-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-10-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-11-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-12-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-13-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-16-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-17-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1568-18-0x0000000000400000-0x00000000005DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-29 08:28

Reported

2024-04-29 08:29

Platform

win11-20240419-en

Max time kernel

82s

Max time network

54s

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
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-891789021-684472942-1795878712-1000\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 127.0.0.1:49747 tcp
DE 131.188.40.189:443 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
NL 194.109.206.212:443 tcp

Files

memory/4784-0-0x0000000002320000-0x00000000023EE000-memory.dmp

memory/4784-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-9-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-10-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-11-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-12-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-13-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-16-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-17-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4784-18-0x0000000000400000-0x00000000005DE000-memory.dmp