Malware Analysis Report

2025-01-18 18:34

Sample ID 220130-jwqzlahgf4
Target 14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182
SHA256 14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182
Tags
$2a$10$pq6cpv7nh4olchg3rhthdo8rwjwfe86mj3ud/ey3prfegecyhmofm 4937 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

14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182

Threat Level: Known bad

The file 14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182 was found to be: Known bad.

Malicious Activity Summary

$2a$10$pq6cpv7nh4olchg3rhthdo8rwjwfe86mj3ud/ey3prfegecyhmofm 4937 sodinokibi

Sodinokibi family

Enumerates connected drives

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-01-30 08:01

Signatures

Sodinokibi family

sodinokibi

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-30 08:01

Reported

2022-01-30 13:30

Platform

win7-en-20211208

Max time kernel

120s

Max time network

142s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

Signatures

Enumerates connected drives

Description Indicator Process Target
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) \??\U: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\V: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\W: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\A: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\K: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\N: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\S: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\T: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Z: 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) \??\H: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\L: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\M: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\R: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\X: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\G: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\J: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\O: 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
File opened (read-only) \??\Y: 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\SysWOW64\rundll32.exe N/A
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\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

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

powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==

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

C:\Windows\system32\wbem\unsecapp.exe -Embedding

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

N/A

Files

memory/1892-54-0x0000000076C91000-0x0000000076C93000-memory.dmp

memory/1200-55-0x000007FEFC521000-0x000007FEFC523000-memory.dmp

memory/1200-58-0x00000000026B2000-0x00000000026B4000-memory.dmp

memory/1200-57-0x00000000026B0000-0x00000000026B2000-memory.dmp

memory/1200-59-0x00000000026B4000-0x00000000026B7000-memory.dmp

memory/1200-56-0x000007FEF3450000-0x000007FEF3FAD000-memory.dmp

memory/1200-60-0x000000001B6E0000-0x000000001B9DF000-memory.dmp

memory/1200-61-0x00000000026BB000-0x00000000026DA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-01-30 08:01

Reported

2022-01-30 13:31

Platform

win10-en-20211208

Max time kernel

121s

Max time network

184s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

Signatures

Enumerates connected drives

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1416 wrote to memory of 3092 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1416 wrote to memory of 3092 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1416 wrote to memory of 3092 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\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\14840130ab75587bc52c2f6cab5725e7d23fee87f2ae8b80921738632bd81182.dll,#1

Network

Country Destination Domain Proto
NL 88.221.144.170:80 tcp

Files

N/A