Malware Analysis Report

2024-09-22 12:30

Sample ID 240426-w1z5aaac81
Target 016268eb5a31a62631682b24291855ba_JaffaCakes118
SHA256 c1d656f523274f8af119e05658173aa49c52d3bba63e083ca8adc7c7346f2147
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 Overview

score
10/10

SHA256

c1d656f523274f8af119e05658173aa49c52d3bba63e083ca8adc7c7346f2147

Threat Level: Known bad

The file 016268eb5a31a62631682b24291855ba_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware spyware stealer trojan upx

Troldesh, Shade, Encoder.858

Reads user/profile data of web browsers

UPX packed file

Checks installed software on the system

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-26 18:24

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-26 18:24

Reported

2024-04-26 18:26

Platform

win7-20240215-en

Max time kernel

144s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1876 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49203 tcp
SG 76.73.17.194:9090 tcp
US 128.31.0.39:9101 tcp
AT 86.59.21.38:443 tcp

Files

memory/1876-0-0x0000000000220000-0x00000000002F5000-memory.dmp

memory/2192-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2192-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-8-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-6-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-9-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-11-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-14-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-10-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-17-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-18-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-19-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-20-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-21-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-22-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-25-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-26-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-27-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-28-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-29-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-30-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-31-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-32-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2192-33-0x0000000000400000-0x0000000000607000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-26 18:24

Reported

2024-04-26 18:26

Platform

win10v2004-20240419-en

Max time kernel

149s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.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-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
PID 1468 wrote to memory of 972 N/A C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
N/A 127.0.0.1:58058 tcp
AT 86.59.21.38:443 tcp
DE 131.188.40.189:443 tcp
US 8.8.8.8:53 g.bing.com udp
US 208.83.223.34:80 tcp

Files

memory/1468-1-0x0000000002120000-0x00000000021F8000-memory.dmp

memory/972-2-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-6-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-9-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-8-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-10-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-13-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-16-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-17-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-18-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-19-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-20-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-21-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-22-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-23-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-26-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-27-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-28-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-29-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-30-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-31-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-32-0x0000000000400000-0x0000000000607000-memory.dmp

memory/972-33-0x0000000000400000-0x0000000000607000-memory.dmp