Malware Analysis Report

2025-01-02 14:37

Sample ID 241205-xytedsxqaz
Target c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118
SHA256 ea06a7494932ab6c092151d25da6161eaf724f04881ff07f2f30cfc622eec33e
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: 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

ea06a7494932ab6c092151d25da6161eaf724f04881ff07f2f30cfc622eec33e

Threat Level: Known bad

The file c90cf61a0eaa05c312f7b77a09127bc9_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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-05 19:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-05 19:16

Reported

2024-12-05 19:18

Platform

win7-20241010-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_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
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\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49208 tcp
US 128.31.0.39:9101 tcp
SE 171.25.193.9:80 tcp

Files

memory/272-0-0x0000000002210000-0x00000000022E4000-memory.dmp

memory/272-1-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-2-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-8-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-11-0x0000000002210000-0x00000000022E4000-memory.dmp

memory/272-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/272-13-0x0000000000400000-0x0000000000607000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-05 19:16

Reported

2024-12-05 19:18

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_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\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c90cf61a0eaa05c312f7b77a09127bc9_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
N/A 127.0.0.1:57564 tcp
US 8.8.8.8:53 90.210.23.2.in-addr.arpa udp
DE 131.188.40.189:443 tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 189.40.188.131.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.72.21.2.in-addr.arpa udp
US 154.35.32.5:443 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 11.179.89.13.in-addr.arpa udp

Files

memory/2224-0-0x00000000023B0000-0x0000000002484000-memory.dmp

memory/2224-1-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-2-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-5-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-4-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-8-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-7-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-3-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-11-0x00000000023B0000-0x0000000002484000-memory.dmp

memory/2224-12-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-13-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-14-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-15-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-16-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-17-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-18-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-19-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-22-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-23-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-24-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-25-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-26-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-27-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-28-0x0000000000400000-0x0000000000607000-memory.dmp

memory/2224-29-0x0000000000400000-0x0000000000607000-memory.dmp