Malware Analysis Report

2025-01-02 14:21

Sample ID 220503-nvay7sfgcn
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

2022-05-03 11:42

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-03 11:42

Reported

2022-05-03 11:45

Platform

win7-20220414-en

Max time kernel

116s

Max time network

155s

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-1-5-21-1819626980-2277161760-1023733287-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\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
N/A 127.0.0.1:49164 tcp
US 208.83.223.34:80 tcp
US 128.31.0.39:9101 tcp
JP 76.73.17.194:9090 tcp
DE 94.130.104.48:443 tcp
DE 51.75.77.248:443 tcp
FI 95.216.3.171:9001 tcp
N/A 127.0.0.1:29352 tcp

Files

memory/1784-54-0x00000000002A0000-0x0000000000375000-memory.dmp

memory/1784-55-0x0000000074C81000-0x0000000074C83000-memory.dmp

memory/1784-56-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1784-57-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-03 11:42

Reported

2022-05-03 11:45

Platform

win10v2004-20220414-en

Max time kernel

151s

Max time network

164s

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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\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
NL 20.190.160.73:443 tcp
NL 20.190.160.73:443 tcp
NL 194.109.206.212:443 tcp
N/A 127.0.0.1:49738 tcp
NL 20.190.160.8:443 tcp
NL 20.190.160.8:443 tcp
US 208.83.223.34:80 tcp
US 104.208.16.90:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
NL 20.190.160.75:443 tcp
NL 20.190.160.75:443 tcp
NL 20.190.160.136:443 tcp
NL 20.190.160.136:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
SE 171.25.193.9:80 tcp
US 128.31.0.39:9101 tcp
FR 51.15.249.81:443 tcp
FR 146.59.157.206:9001 tcp
CH 85.195.235.248:9001 tcp
N/A 127.0.0.1:24035 tcp
N/A 127.0.0.1:24035 tcp
N/A 127.0.0.1:24035 tcp

Files

memory/4416-130-0x0000000002490000-0x0000000002565000-memory.dmp

memory/4416-131-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4416-132-0x0000000000400000-0x0000000000608000-memory.dmp