Malware Analysis Report

2024-09-22 12:37

Sample ID 240502-tcbexaec86
Target 0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118
SHA256 7ce52df2e1186532c119b3ad42fad1012bb78e6393bff209086dec386bbd49af
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

7ce52df2e1186532c119b3ad42fad1012bb78e6393bff209086dec386bbd49af

Threat Level: Known bad

The file 0eef75deaea6806d3dde5b83c3b625f6_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

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-02 15:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-02 15:54

Reported

2024-05-02 15:56

Platform

win7-20240221-en

Max time kernel

145s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

Network

Country Destination Domain Proto
N/A 127.0.0.1:49196 tcp
SE 171.25.193.9:80 tcp
US 128.31.0.39:9101 tcp

Files

memory/2984-0-0x0000000003C40000-0x0000000003C55000-memory.dmp

memory/2396-2-0x0000000000534000-0x0000000000607000-memory.dmp

memory/2396-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2984-3-0x0000000003C40000-0x0000000003C55000-memory.dmp

memory/2396-5-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-9-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-11-0x0000000000534000-0x0000000000607000-memory.dmp

memory/2396-10-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-17-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-18-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2396-19-0x0000000000400000-0x0000000000608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-02 15:54

Reported

2024-05-02 15:56

Platform

win10v2004-20240226-en

Max time kernel

144s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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
Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.200.10:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 10.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
N/A 127.0.0.1:49852 tcp
SE 171.25.193.9:80 tcp
US 8.8.8.8:53 9.193.25.171.in-addr.arpa udp
DE 193.23.244.244:443 tcp
US 8.8.8.8:53 244.244.23.193.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/2920-0-0x00000000006F0000-0x0000000000705000-memory.dmp

memory/3256-1-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-2-0x0000000000534000-0x0000000000607000-memory.dmp

memory/3256-3-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2920-4-0x00000000006F0000-0x0000000000705000-memory.dmp

memory/3256-8-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-9-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-10-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-11-0x0000000000534000-0x0000000000607000-memory.dmp

memory/3256-12-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-13-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-14-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-15-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-16-0x0000000000400000-0x0000000000608000-memory.dmp

memory/3256-19-0x0000000000400000-0x0000000000608000-memory.dmp