Overview

overview

10

Static

static

10

90f613caa1...6d.msi

windows7_x64

6

90f613caa1...6d.msi

windows10-2004_x64

8

Analysis

  • max time kernel
    152s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    13/02/2022, 12:30

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General

  • Target

    90f613caa131c663e32aabc31b5fccc99edcfa874110d51cd627531d3a67b16d.msi

  • Size

    382KB

  • MD5

    63bed40e369b76379b47818ba912ee43

  • SHA1

    11c72a1239ffe8b6bcd2f5418c369b044f3bfc4a

  • SHA256

    90f613caa131c663e32aabc31b5fccc99edcfa874110d51cd627531d3a67b16d

  • SHA512

    aa1be6812f84d8cf205cac1878d8eca1c3d345d7807e3804b6814028b74b3355fd68b90f804b3973ef40aac8bc6d395fa4063b1aca23e9394d0aa74a551f5174

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 15 IoCs
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\90f613caa131c663e32aabc31b5fccc99edcfa874110d51cd627531d3a67b16d.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:380
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:3
      2⤵
        PID:3964
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4452
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:1668
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2588
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s DsmSvc
      1⤵
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:2728

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1668-130-0x000001897E550000-0x000001897E560000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1668-131-0x000001897EC20000-0x000001897EC30000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1668-132-0x000001897F2D0000-0x000001897F2D4000-memory.dmp

      Filesize

      16KB

      Download