Malware Analysis Report

2025-01-02 14:22

Sample ID 220416-ggab7aceeq
Target inf.inf
SHA256 fd03dd58aa7cb5236f4df8cde3fb07af304c6f402cd48b86eefcecb8e7b86883
Tags
troldesh discovery persistence ransomware spyware stealer trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

fd03dd58aa7cb5236f4df8cde3fb07af304c6f402cd48b86eefcecb8e7b86883

Threat Level: Known bad

The file inf.inf was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware spyware stealer trojan upx

Troldesh, Shade, Encoder.858

UPX packed file

Reads user/profile data of web browsers

Adds Run key to start application

Checks installed software on the system

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-16 05:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-16 05:46

Reported

2022-04-16 05:56

Platform

win7-20220414-en

Max time kernel

135s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\inf.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

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\inf.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\inf.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of UnmapMainImage

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

Processes

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

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

Network

Country Destination Domain Proto
N/A 127.0.0.1:49165 tcp
AT 86.59.21.38:443 tcp
JP 76.73.17.194:9090 tcp
US 208.83.223.34:80 tcp
US 154.35.32.5:443 tcp
DE 193.56.133.20:443 tcp
AT 185.119.117.148:9001 tcp
FR 149.202.4.80:9001 tcp
NL 51.15.76.56:443 tcp
FR 149.202.4.80:9001 tcp
DE 193.56.133.20:443 tcp
N/A 127.0.0.1:56125 tcp
N/A 127.0.0.1:56125 tcp

Files

memory/1632-54-0x0000000075361000-0x0000000075363000-memory.dmp

memory/1632-55-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1632-56-0x00000000002D0000-0x00000000003A5000-memory.dmp

memory/1632-57-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-16 05:46

Reported

2022-04-16 05:57

Platform

win10v2004-20220414-en

Max time kernel

152s

Max time network

187s

Command Line

"C:\Users\Admin\AppData\Local\Temp\inf.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\inf.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\inf.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Processes

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

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

Network

Country Destination Domain Proto
US 13.89.178.27:443 tcp
N/A 127.0.0.1:49721 tcp
JP 76.73.17.194:9090 tcp
US 93.184.221.240:80 tcp
DE 131.188.40.189:443 tcp
US 13.107.4.50:80 tcp
NL 194.109.206.212:443 tcp
US 128.31.0.39:9101 tcp
UA 193.111.115.210:443 tcp
SE 178.132.78.148:443 tcp
US 185.220.103.111:443 tcp
N/A 127.0.0.1:29816 tcp
N/A 127.0.0.1:29816 tcp

Files

memory/3512-130-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3512-131-0x0000000002260000-0x0000000002335000-memory.dmp

memory/3512-132-0x0000000000400000-0x0000000000608000-memory.dmp