Malware Analysis Report

2024-09-22 12:09

Sample ID 231230-kzgqrsedaj
Target 13ff5145f905b197eee478e565e30f4e
SHA256 df2894b4298be05620b329d27bf0b45314629316fd6a082b6d90bbdfe9bf5a53
Tags
troldesh discovery 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

df2894b4298be05620b329d27bf0b45314629316fd6a082b6d90bbdfe9bf5a53

Threat Level: Known bad

The file 13ff5145f905b197eee478e565e30f4e was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware trojan upx

Troldesh, Shade, Encoder.858

UPX packed file

Checks installed software on the system

Adds Run key to start application

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2023-12-30 09:02

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-30 09:02

Reported

2023-12-31 09:32

Platform

win7-20231129-en

Max time kernel

4s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.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
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.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\13ff5145f905b197eee478e565e30f4e.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe

"C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe"

Network

Country Destination Domain Proto
US 128.31.0.39:9101 tcp
NL 194.109.206.212:443 tcp
N/A 127.0.0.1:49184 tcp
SE 171.25.193.9:80 tcp

Files

memory/2244-0-0x0000000001F80000-0x0000000002055000-memory.dmp

memory/2244-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-6-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2244-12-0x0000000001F80000-0x0000000002055000-memory.dmp

memory/2244-13-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-30 09:02

Reported

2023-12-31 09:35

Platform

win10v2004-20231215-en

Max time kernel

196s

Max time network

210s

Command Line

"C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe

"C:\Users\Admin\AppData\Local\Temp\13ff5145f905b197eee478e565e30f4e.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 16.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
DE 193.23.244.244:443 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 244.244.23.193.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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
N/A 127.0.0.1:51805 tcp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 7.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp

Files

memory/4072-0-0x0000000002260000-0x0000000002335000-memory.dmp

memory/4072-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-13-0x0000000002260000-0x0000000002335000-memory.dmp

memory/4072-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-21-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4072-29-0x0000000000400000-0x0000000000608000-memory.dmp