Malware Analysis Report

2024-09-22 12:33

Sample ID 240726-p3wrbasdkh
Target 06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe
SHA256 06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd
Tags
troldesh discovery persistence ransomware 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

06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd

Threat Level: Known bad

The file 06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware trojan upx

Troldesh, Shade, Encoder.858

UPX packed file

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-26 12:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-26 12:51

Reported

2024-07-26 12:54

Platform

win7-20240704-en

Max time kernel

144s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe N/A

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\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe

"C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49194 tcp
SE 171.25.193.9:80 tcp
US 208.83.223.34:80 tcp
AT 86.59.21.38:443 tcp

Files

memory/2488-0-0x0000000000650000-0x000000000071E000-memory.dmp

memory/2488-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2488-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2488-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2488-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2488-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2488-9-0x0000000000400000-0x00000000005DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-26 12:51

Reported

2024-07-26 12:54

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.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
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-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe N/A

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\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe

"C:\Users\Admin\AppData\Local\Temp\06b48b839fd1bb191a782960a68fd36e15aa7e77ecbc525d279bfeee81870bdd.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
N/A 127.0.0.1:58947 tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
AT 86.59.21.38:443 tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 154.35.32.5:443 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
SG 76.73.17.194:9090 tcp

Files

memory/1464-0-0x00000000023A0000-0x000000000246E000-memory.dmp

memory/1464-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-9-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-10-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-11-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-12-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-13-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-14-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-15-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-18-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-19-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-20-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-21-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-22-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-23-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-24-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/1464-25-0x0000000000400000-0x00000000005DE000-memory.dmp