Malware Analysis Report

2024-09-22 12:31

Sample ID 240428-kjcrwabh33
Target 04cafedd64194a593f210b409d04844d_JaffaCakes118
SHA256 a5388ffee5b8dc422ed166a44d273f3c6be76db2d11f0f29fa99adbd1322c1d8
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

a5388ffee5b8dc422ed166a44d273f3c6be76db2d11f0f29fa99adbd1322c1d8

Threat Level: Known bad

The file 04cafedd64194a593f210b409d04844d_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

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-28 08:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-28 08:37

Reported

2024-04-28 08:40

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_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
N/A N/A N/A N/A
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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\04cafedd64194a593f210b409d04844d_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\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe"

Network

Country Destination Domain Proto
DE 131.188.40.189:443 tcp
N/A 127.0.0.1:49211 tcp
AT 86.59.21.38:443 tcp

Files

memory/2724-0-0x0000000000610000-0x00000000006E5000-memory.dmp

memory/2724-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-11-0x0000000000610000-0x00000000006E5000-memory.dmp

memory/2724-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2724-13-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-28 08:37

Reported

2024-04-28 08:40

Platform

win10v2004-20240419-en

Max time kernel

141s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_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-1-5-21-3411335054-1982420046-2118495756-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04cafedd64194a593f210b409d04844d_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
N/A 127.0.0.1:51430 tcp
NL 194.109.206.212:443 tcp
DE 193.23.244.244:443 tcp
SE 171.25.193.9:80 tcp

Files

memory/3900-0-0x0000000002290000-0x0000000002365000-memory.dmp

memory/3900-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-2-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-7-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-4-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-11-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-13-0x0000000002290000-0x0000000002365000-memory.dmp

memory/3900-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-19-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-22-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-23-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-24-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-25-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-26-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-27-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-28-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3900-29-0x0000000000400000-0x0000000000608000-memory.dmp