Malware Analysis Report

2025-01-18 18:58

Sample ID 220130-jgh1faghgj
Target fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d
SHA256 fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d
Tags
$2a$10$ght8lu5b3jzlqgwntu0tbef0pklm5walj8nnt4tu8wya2eq5mllsa 4208 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

fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d

Threat Level: Known bad

The file fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d was found to be: Known bad.

Malicious Activity Summary

$2a$10$ght8lu5b3jzlqgwntu0tbef0pklm5walj8nnt4tu8wya2eq5mllsa 4208 sodinokibi

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 07:38

Signatures

Sodinokibi family

sodinokibi

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-30 07:38

Reported

2022-01-30 13:04

Platform

win7-en-20211208

Max time kernel

117s

Max time network

117s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\A: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\L: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\R: 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) \??\V: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\X: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\F: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\J: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\K: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\M: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\T: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\U: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Y: 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) \??\P: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Q: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\S: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\W: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\E: 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) \??\I: 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\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.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/964-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

memory/524-55-0x000007FEFC081000-0x000007FEFC083000-memory.dmp

memory/524-58-0x00000000028E2000-0x00000000028E4000-memory.dmp

memory/524-57-0x00000000028E0000-0x00000000028E2000-memory.dmp

memory/524-59-0x00000000028E4000-0x00000000028E7000-memory.dmp

memory/524-56-0x000007FEF33E0000-0x000007FEF3F3D000-memory.dmp

memory/524-60-0x000000001B7B0000-0x000000001BAAF000-memory.dmp

memory/524-61-0x00000000028EB000-0x000000000290A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-01-30 07:38

Reported

2022-01-30 13:05

Platform

win10-en-20211208

Max time kernel

79s

Max time network

134s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1

Signatures

Enumerates connected drives

Description Indicator Process Target
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) \??\H: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\J: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\X: 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) \??\O: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\S: 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) \??\F: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\G: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\M: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\T: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Y: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\I: 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) \??\P: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Q: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\R: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\U: C:\Windows\SysWOW64\rundll32.exe N/A
File opened (read-only) \??\Z: 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 528 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 528 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 528 wrote to memory of 2920 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\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1

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

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

Network

Files

N/A