Malware Analysis Report

2025-01-18 19:11

Sample ID 220130-jv4t3ahge4
Target 15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312
SHA256 15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312
Tags
25 1294 sodinokibi
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312

Threat Level: Known bad

The file 15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312 was found to be: Known bad.

Malicious Activity Summary

25 1294 sodinokibi

Sodinokibi/Revil sample

Sodinokibi family

Enumerates connected drives

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-01-30 08:00

Signatures

Sodinokibi family

sodinokibi

Sodinokibi/Revil sample

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-30 08:00

Reported

2022-01-30 08:04

Platform

win7-en-20211208

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\O: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\U: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\V: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\A: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\G: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\H: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\M: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\N: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\X: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\B: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\E: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\L: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\S: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Y: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\K: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\R: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\T: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\W: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Z: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\F: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\I: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\J: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\P: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Q: C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

N/A

Files

memory/1968-54-0x0000000075D51000-0x0000000075D53000-memory.dmp

memory/664-55-0x000007FEFC501000-0x000007FEFC503000-memory.dmp

memory/664-57-0x0000000001F90000-0x0000000001F92000-memory.dmp

memory/664-58-0x0000000001F60000-0x0000000001F94000-memory.dmp

memory/664-59-0x0000000001F94000-0x0000000001F97000-memory.dmp

memory/664-56-0x000007FEF3890000-0x000007FEF43ED000-memory.dmp

memory/664-60-0x0000000001F9B000-0x0000000001FBA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-01-30 08:00

Reported

2022-01-30 08:04

Platform

win10-en-20211208

Max time kernel

120s

Max time network

141s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3912 wrote to memory of 3280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3912 wrote to memory of 3280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3912 wrote to memory of 3280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\15a53543bd1b08ed96142ee57a133dabd82fcce3fefcf97a81cbbe7d6f9cf312.dll,#1

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp

Files

N/A