Malware Analysis Report

2024-09-22 11:57

Sample ID 240414-n2fg9sgd62
Target bb8fce33b3478355c5a6c4f52f6ff83b
SHA256 6192163bbb9343a274904093b94d6b12111a88bf24b58cbf9ed2c1463503e022
Tags
troldesh discovery persistence ransomware spyware stealer 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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

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 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 Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-14 11:53

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:58

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-1-5-21-2297530677-1229052932-2803917579-1000\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
US 154.35.32.5:443 tcp
N/A 127.0.0.1:49193 tcp
NL 194.109.206.212:443 tcp
US 128.31.0.39:9101 tcp

Files

memory/2112-0-0x0000000001E40000-0x0000000001F15000-memory.dmp

memory/2112-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-6-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-10-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2112-12-0x0000000001E40000-0x0000000001F15000-memory.dmp

memory/2112-13-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:58

Platform

win10-20240404-en

Max time kernel

290s

Max time network

300s

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-1-5-21-3699363923-1875576828-3287151903-1000\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 127.0.0.1:49765 tcp
NL 194.109.206.212:443 tcp
US 20.231.121.79:80 tcp
US 154.35.32.5:443 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
SG 76.73.17.194:9090 tcp
US 8.8.8.8:53 84.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp

Files

memory/4956-0-0x0000000002230000-0x0000000002305000-memory.dmp

memory/4956-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-14-0x0000000002230000-0x0000000002305000-memory.dmp

memory/4956-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-19-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-29-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-30-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-31-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-32-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-33-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-34-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-35-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-36-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-37-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-38-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-39-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-40-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-41-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-42-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-43-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4956-44-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:58

Platform

win10v2004-20240226-en

Max time kernel

301s

Max time network

305s

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-1-5-21-3808065738-1666277613-1125846146-1000\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=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 80.77.216.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
DE 131.188.40.189:443 tcp
N/A 127.0.0.1:49832 tcp
US 8.8.8.8:53 189.40.188.131.in-addr.arpa udp
GB 172.217.169.74:443 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 216.107.17.2.in-addr.arpa udp
US 208.83.223.34:80 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 224.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp

Files

memory/452-0-0x0000000002350000-0x0000000002425000-memory.dmp

memory/452-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-14-0x0000000002350000-0x0000000002425000-memory.dmp

memory/452-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-21-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-29-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-30-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-31-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-32-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-33-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-34-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-35-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-36-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-37-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-38-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-39-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-40-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-41-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-42-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-43-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-44-0x0000000000400000-0x0000000000608000-memory.dmp

memory/452-45-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-04-14 11:53

Reported

2024-04-14 11:58

Platform

win11-20240412-en

Max time kernel

292s

Max time network

275s

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-1-5-21-825860316-2493133627-3905166409-1000\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 127.0.0.1:49749 tcp
US 154.35.32.5:443 tcp
DE 131.188.40.189:443 tcp
US 8.8.8.8:53 189.40.188.131.in-addr.arpa udp

Files

memory/1120-0-0x0000000002460000-0x0000000002535000-memory.dmp

memory/1120-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-13-0x0000000002460000-0x0000000002535000-memory.dmp

memory/1120-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-21-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-29-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-30-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-31-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-32-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-33-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-34-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-35-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-36-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-37-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-38-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-39-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-40-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-41-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-42-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-43-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1120-44-0x0000000000400000-0x0000000000608000-memory.dmp