Malware Analysis Report

2025-01-02 14:22

Sample ID 220404-d5ttysaag2
Target msg.jpg
SHA256 4d00ce6c7237134b00cde4b24f1c6dfaffb031cf84845a8bae2a5e5ece8f5434
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

4d00ce6c7237134b00cde4b24f1c6dfaffb031cf84845a8bae2a5e5ece8f5434

Threat Level: Known bad

The file msg.jpg 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

2022-04-04 03:35

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-04 03:35

Reported

2022-04-04 04:40

Platform

win7-20220331-en

Max time kernel

142s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\msg.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-1-5-21-3422572840-2899912402-917774768-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\msg.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3422572840-2899912402-917774768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\msg.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\msg.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\msg.exe N/A

Suspicious use of UnmapMainImage

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

Processes

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

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

Network

Country Destination Domain Proto
N/A 127.0.0.1:49163 tcp
DE 131.188.40.189:443 tcp
US 128.31.0.39:9101 tcp
FR 5.39.69.166:9001 tcp
DE 78.46.85.216:9001 tcp
DE 45.93.104.223:35278 tcp
N/A 127.0.0.1:52479 tcp
N/A 127.0.0.1:52479 tcp
N/A 127.0.0.1:52479 tcp
N/A 127.0.0.1:52479 tcp
N/A 127.0.0.1:52479 tcp
CH 141.255.161.167:443 tcp

Files

memory/292-54-0x00000000759E1000-0x00000000759E3000-memory.dmp

memory/292-55-0x0000000000400000-0x0000000000608000-memory.dmp

memory/292-56-0x00000000002E0000-0x00000000003B5000-memory.dmp

memory/292-57-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-04 03:35

Reported

2022-04-04 04:47

Platform

win10v2004-20220310-en

Max time kernel

144s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\msg.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
Key created \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\msg.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\msg.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\msg.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\msg.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\msg.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\msg.exe N/A

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 licensing.mp.microsoft.com udp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
US 93.184.220.29:80 tcp
N/A 127.0.0.1:49724 tcp
NL 194.109.206.212:443 tcp
US 8.8.8.8:53 licensing.mp.microsoft.com udp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
DE 131.188.40.189:443 tcp
US 208.83.223.34:80 tcp
AT 86.59.21.38:443 tcp
US 8.8.8.8:53 store-images.s-microsoft.com udp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
US 8.8.8.8:53 licensing.mp.microsoft.com udp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 8.8.8.8:53 store-images.s-microsoft.com udp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp

Files

memory/4376-134-0x0000000002220000-0x00000000022F5000-memory.dmp

memory/4376-135-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4376-136-0x0000000000400000-0x0000000000608000-memory.dmp