Malware Analysis Report

2025-01-02 14:37

Sample ID 241125-blqxvaznev
Target 985458b52c78c0ee2356cc25172f7277_JaffaCakes118
SHA256 981e0d084f78e268294fe3c0a5ecc4869bb189aff927a6b6a5da0cad61b4fca4
Tags
troldesh discovery persistence ransomware spyware stealer trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

981e0d084f78e268294fe3c0a5ecc4869bb189aff927a6b6a5da0cad61b4fca4

Threat Level: Known bad

The file 985458b52c78c0ee2356cc25172f7277_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware spyware stealer trojan upx

Troldesh family

Troldesh, Shade, Encoder.858

Reads user/profile data of web browsers

Adds Run key to start application

Checks installed software on the system

UPX packed file

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-25 01:14

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-25 01:14

Reported

2024-11-25 01:16

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe"

Signatures

Troldesh family

troldesh

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

UPX packed file

upx
Description Indicator Process Target
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Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
DE 193.23.244.244:443 tcp
N/A 127.0.0.1:58308 tcp
US 8.8.8.8:53 244.244.23.193.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
SG 76.73.17.194:9090 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4560-0-0x00000000023D0000-0x00000000024A4000-memory.dmp

memory/4560-1-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-2-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-6-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-11-0x00000000023D0000-0x00000000024A4000-memory.dmp

memory/4560-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-13-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-14-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-15-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-16-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-17-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-18-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-21-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-22-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-23-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-24-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-25-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-26-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-27-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-28-0x0000000000400000-0x0000000000607000-memory.dmp

memory/4560-29-0x0000000000400000-0x0000000000607000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-25 01:14

Reported

2024-11-25 01:16

Platform

win7-20240903-en

Max time kernel

145s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe"

Signatures

Troldesh family

troldesh

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
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Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\985458b52c78c0ee2356cc25172f7277_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49208 tcp
US 128.31.0.39:9101 tcp
US 154.35.32.5:443 tcp
AT 86.59.21.38:443 tcp

Files

memory/2384-0-0x0000000001F40000-0x0000000002014000-memory.dmp

memory/2384-1-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-2-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-8-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-11-0x0000000001F40000-0x0000000002014000-memory.dmp

memory/2384-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2384-13-0x0000000000400000-0x0000000000607000-memory.dmp