Overview

overview

10

Static

static

10

05036d5462...81.msi

windows7_x64

8

05036d5462...81.msi

windows10-2004_x64

6

Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    13-02-2022 12:31

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General

  • Target

    05036d5462ca70ebd709ba9218f07ff16a8d5cfa33dbf19b8407fff404df9581.msi

  • Size

    382KB

  • MD5

    a49c0e0d1ca8a829a8175a3931e5cba1

  • SHA1

    efa1b8275c6b1b1b7a5a21ecab8aec9f0fbea6f1

  • SHA256

    05036d5462ca70ebd709ba9218f07ff16a8d5cfa33dbf19b8407fff404df9581

  • SHA512

    50e036a03741c8465d38b66d3d27741f2f1f580cd0c54daeac254b2ada3b1d3d21310f9a522f2606e01943401d7756ac976e95e8b444712008109ccc756a80b2

Score
6/10

Malware Config

Signatures

  • 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 18 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 4 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\05036d5462ca70ebd709ba9218f07ff16a8d5cfa33dbf19b8407fff404df9581.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1608
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:3
      2⤵
        PID:4024
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3596
    • 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:2704
    • 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:1272
    • 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:3464

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/2704-130-0x000001D565F60000-0x000001D565F70000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2704-131-0x000001D5666E0000-0x000001D5666F0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2704-132-0x000001D568BB0000-0x000001D568BB4000-memory.dmp

      Filesize

      16KB

      Download