Malware Analysis Report

2025-01-02 14:21

Sample ID 220419-epzwpsbacq
Target 1c.jpg
SHA256 f02008f3656a77dcb5e4ca16153acfb649cf2717b1d60e58fe17073b452c6403
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

f02008f3656a77dcb5e4ca16153acfb649cf2717b1d60e58fe17073b452c6403

Threat Level: Known bad

The file 1c.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

2022-04-19 04:07

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-19 04:07

Reported

2022-04-19 04:11

Platform

win7-20220414-en

Max time kernel

154s

Max time network

171s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c.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\1c.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\1c.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\1c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1c.exe

"C:\Users\Admin\AppData\Local\Temp\1c.exe"

Network

Country Destination Domain Proto
US 128.31.0.39:9101 tcp
N/A 127.0.0.1:49164 tcp
JP 76.73.17.194:9090 tcp
DE 193.23.244.244:443 tcp
US 208.83.223.34:80 tcp

Files

memory/1688-54-0x0000000000220000-0x00000000002F5000-memory.dmp

memory/1688-55-0x0000000075E31000-0x0000000075E33000-memory.dmp

memory/1688-56-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1688-57-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-19 04:07

Reported

2022-04-19 04:10

Platform

win10v2004-20220414-en

Max time kernel

151s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c.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-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\1c.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\1c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1c.exe

"C:\Users\Admin\AppData\Local\Temp\1c.exe"

Network

Country Destination Domain Proto
US 52.242.97.97:443 tcp
NL 52.178.17.2:443 tcp
N/A 127.0.0.1:49737 tcp
US 208.83.223.34:80 tcp
FR 2.18.109.224:443 tcp
US 104.18.24.243:80 tcp
NL 8.248.3.254:80 tcp
NL 8.248.3.254:80 tcp
NL 104.110.191.140:80 tcp
US 8.8.8.8:53 151.122.125.40.in-addr.arpa udp
DE 131.188.40.189:443 tcp
NL 194.109.206.212:443 tcp
US 128.31.0.39:9101 tcp
AT 86.59.21.38:443 tcp
DE 81.169.255.125:9001 tcp
FR 51.91.73.194:9001 tcp
DE 45.136.31.135:9001 tcp
N/A 127.0.0.1:62621 tcp

Files

memory/2252-130-0x0000000002410000-0x00000000024E5000-memory.dmp

memory/2252-131-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2252-132-0x0000000000400000-0x0000000000608000-memory.dmp