Malware Analysis Report

2024-09-22 11:57

Sample ID 240414-n2e7habc6y
Target bb8fce33b3478355c5a6c4f52f6ff83b
SHA256 6192163bbb9343a274904093b94d6b12111a88bf24b58cbf9ed2c1463503e022
Tags
troldesh discovery persistence ransomware trojan upx spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

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

6192163bbb9343a274904093b94d6b12111a88bf24b58cbf9ed2c1463503e022

Threat Level: Known bad

The file bb8fce33b3478355c5a6c4f52f6ff83b was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware trojan upx spyware stealer

Troldesh, Shade, Encoder.858

Reads user/profile data of web browsers

UPX packed file

Adds Run key to start application

Checks installed software on the system

Enumerates physical storage devices

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-14 11:53

Signatures

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:56

Platform

win10v2004-20240226-en

Max time kernel

151s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1348 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
N/A 127.0.0.1:49838 tcp
US 154.35.32.5:443 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.201.106:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 106.201.58.216.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
SE 171.25.193.9:80 tcp
US 8.8.8.8:53 9.193.25.171.in-addr.arpa udp
US 8.8.8.8:53 224.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 84.65.42.20.in-addr.arpa udp

Files

memory/1620-0-0x00000000023A0000-0x0000000002475000-memory.dmp

memory/1620-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-6-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-13-0x00000000023A0000-0x0000000002475000-memory.dmp

memory/1620-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-21-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1620-28-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:56

Platform

win11-20240412-en

Max time kernel

141s

Max time network

92s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

Reads user/profile data of web browsers

spyware stealer

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-1-5-21-801765966-3955847401-2235691403-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49735 tcp
SE 171.25.193.9:80 tcp
US 8.8.8.8:53 9.193.25.171.in-addr.arpa udp
DE 193.23.244.244:443 tcp

Files

memory/3600-0-0x00000000024E0000-0x00000000025B5000-memory.dmp

memory/3600-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-14-0x00000000024E0000-0x00000000025B5000-memory.dmp

memory/3600-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-19-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3600-29-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:56

Platform

win7-20240221-en

Max time kernel

127s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

Reads user/profile data of web browsers

spyware stealer

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.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\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49199 tcp
DE 193.23.244.244:443 tcp
SG 76.73.17.194:9090 tcp
US 128.31.0.39:9101 tcp

Files

memory/1964-0-0x0000000000220000-0x00000000002F5000-memory.dmp

memory/1964-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1964-12-0x0000000000220000-0x00000000002F5000-memory.dmp

memory/1964-13-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:56

Platform

win10-20240404-en

Max time kernel

140s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

Reads user/profile data of web browsers

spyware stealer

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-1-5-21-3968772205-1713802336-1776639840-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe

"C:\Users\Admin\AppData\Local\Temp\bb8fce33b3478355c5a6c4f52f6ff83b.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49771 tcp
US 154.35.32.5:443 tcp
US 128.31.0.39:9101 tcp
DE 131.188.40.189:443 tcp
US 8.8.8.8:53 189.40.188.131.in-addr.arpa udp
US 8.8.8.8:53 208.143.182.52.in-addr.arpa udp

Files

memory/1388-0-0x0000000002260000-0x0000000002335000-memory.dmp

memory/1388-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-6-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-14-0x0000000002260000-0x0000000002335000-memory.dmp

memory/1388-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-19-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1388-29-0x0000000000400000-0x0000000000608000-memory.dmp