Malware Analysis Report

2024-09-22 12:33

Sample ID 240726-bp56yaxclp
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: 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

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

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-26 01:20

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-26 01:20

Reported

2024-07-26 01:22

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

152s

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
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
N/A 127.0.0.1:51282 tcp
US 208.83.223.34:80 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
SG 76.73.17.194:9090 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.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 154.35.32.5:443 tcp
US 8.8.8.8:53 171.117.168.52.in-addr.arpa udp

Files

memory/4688-0-0x0000000002240000-0x000000000230E000-memory.dmp

memory/4688-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-9-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-10-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-11-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-12-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-13-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-14-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-17-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-18-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-19-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-20-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-21-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-22-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-23-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/4688-24-0x0000000000400000-0x00000000005DE000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-26 01:20

Reported

2024-07-26 01:23

Platform

win7-20240708-en

Max time kernel

123s

Max time network

129s

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
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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-1-5-21-3551809350-4263495960-1443967649-1000\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 127.0.0.1:49213 tcp
AT 86.59.21.38:443 tcp
SG 76.73.17.194:9090 tcp
DE 131.188.40.189:443 tcp

Files

memory/2596-0-0x00000000005E0000-0x00000000006AE000-memory.dmp

memory/2596-1-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2596-2-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2596-4-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2596-3-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2596-6-0x0000000000400000-0x00000000005DE000-memory.dmp

memory/2596-9-0x0000000000400000-0x00000000005DE000-memory.dmp