Malware Analysis Report

2025-01-02 14:21

Sample ID 220525-z6wktsdbh7
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

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

Analysis: static1

Detonation Overview

Reported

2022-05-25 21:20

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-25 21:20

Reported

2022-05-25 21:23

Platform

win7-20220414-en

Max time kernel

136s

Max time network

172s

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-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\1c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\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
NL 194.109.206.212:443 tcp
JP 76.73.17.194:9090 tcp
US 128.31.0.39:9101 tcp
AT 86.59.21.38:443 tcp
SE 158.174.112.212:9001 tcp
PL 217.182.75.181:9001 tcp
DE 148.251.183.205:8080 tcp
N/A 127.0.0.1:37974 tcp

Files

memory/1052-54-0x0000000000320000-0x00000000003F5000-memory.dmp

memory/1052-55-0x0000000076C81000-0x0000000076C83000-memory.dmp

memory/1052-56-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1052-57-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-25 21:20

Reported

2022-05-25 21:22

Platform

win10v2004-20220414-en

Max time kernel

112s

Max time network

149s

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
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
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

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
N/A 127.0.0.1:49740 tcp
AT 86.59.21.38:443 tcp
DE 131.188.40.189:443 tcp
HU 185.163.204.206:9001 tcp
NL 51.15.74.130:9001 tcp
EE 88.196.80.132:443 tcp
BE 67.27.154.126:80 tcp
US 20.42.65.89:443 tcp
BE 67.27.154.126:80 tcp
BE 67.27.154.126:80 tcp
BE 67.27.154.126:80 tcp
N/A 127.0.0.1:64234 tcp

Files

memory/4640-130-0x0000000002340000-0x0000000002415000-memory.dmp

memory/4640-131-0x0000000000400000-0x0000000000608000-memory.dmp

memory/4640-132-0x0000000000400000-0x0000000000608000-memory.dmp