Malware Analysis Report

2024-09-22 11:40

Sample ID 240427-qsc2wsca2z
Target 035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118
SHA256 e93b9a00886b7a569dc09337361d246c4ac74d3a061579ea4ad33b9ad19f7bde
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e93b9a00886b7a569dc09337361d246c4ac74d3a061579ea4ad33b9ad19f7bde

Threat Level: Known bad

The file 035a27584ca5c489b0f5b3e58fccb139_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

Adds Run key to start application

Checks installed software on the system

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-27 13:31

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-27 13:31

Reported

2024-04-27 13:33

Platform

win10v2004-20240419-en

Max time kernel

140s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_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-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
N/A 127.0.0.1:59391 tcp
DE 131.188.40.189:443 tcp
AT 86.59.21.38:443 tcp
SG 76.73.17.194:9090 tcp

Files

memory/1880-0-0x0000000002290000-0x0000000002365000-memory.dmp

memory/1880-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-13-0x0000000002290000-0x0000000002365000-memory.dmp

memory/1880-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-19-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1880-28-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-27 13:31

Reported

2024-04-27 13:33

Platform

win7-20240221-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\035a27584ca5c489b0f5b3e58fccb139_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 208.83.223.34:80 tcp
N/A 127.0.0.1:49204 tcp
SG 76.73.17.194:9090 tcp
US 154.35.32.5:443 tcp

Files

memory/1612-0-0x00000000002B0000-0x0000000000385000-memory.dmp

memory/1612-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-11-0x00000000002B0000-0x0000000000385000-memory.dmp

memory/1612-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1612-13-0x0000000000400000-0x0000000000608000-memory.dmp