Malware Analysis Report

2024-10-23 20:16

Sample ID 240927-mtpwasydmk
Target 2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver
SHA256 edb39015b057b45b83fb704a72f3823a5e7d5de59d0f1dc6b9133ff257f9e752
Tags
certi meshagent
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

edb39015b057b45b83fb704a72f3823a5e7d5de59d0f1dc6b9133ff257f9e752

Threat Level: Known bad

The file 2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver was found to be: Known bad.

Malicious Activity Summary

certi meshagent

Meshagent family

Detects MeshAgent payload

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-09-27 10:45

Signatures

Detects MeshAgent payload

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

Meshagent family

meshagent

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-27 10:45

Reported

2024-09-27 10:48

Platform

win7-20240903-en

Max time kernel

120s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe

"C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe"

C:\Windows\system32\wbem\wmic.exe

wmic os get oslanguage /FORMAT:LIST

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-27 10:45

Reported

2024-09-27 10:48

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\system32\wbem\wmic.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe

"C:\Users\Admin\AppData\Local\Temp\2024-09-27_044f477788212a7b88345cedf2354080_ryuk_sliver.exe"

C:\Windows\system32\wbem\wmic.exe

wmic os get oslanguage /FORMAT:LIST

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

N/A