Analysis

  • max time kernel
    142s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    09-07-2020 12:34

General

  • Target

    3.msi

  • Size

    2.7MB

  • MD5

    37d4011965747658d3a4dce01d375677

  • SHA1

    a6ecd3a818d463155c31977000e6fde3eb8a2352

  • SHA256

    2461d5d8eb8bfaa6b178fe2c457c215bbea85443a7d33bb007aa7dce52428d18

  • SHA512

    9bdb506ae47b731efbdaedac5a95cc3e9d915f6a0de4b359e991c33e39cbc1072c47e10aeb35adf9d7a071d340346be09d8602f15d0faba346961751cf642329

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 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 System32 directory 33 IoCs
  • Modifies service 2 TTPs 161 IoCs
  • Drops file in Windows directory 10 IoCs
  • Checks SCSI registry key(s) 3 TTPs 96 IoCs

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

  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 204 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\3.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3856
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Modifies service
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Modifies service
      • Suspicious use of AdjustPrivilegeToken
      PID:1360
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 4DE7FDBCF64EB5B56CF9A29CF0A348C9
      2⤵
      • Loads dropped DLL
      PID:1784
    • C:\Users\Admin\AppData\Local\microsoft\Mediia\ypoc.exe
      "C:\Users\Admin\AppData\Local\microsoft\Mediia\ypoc.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Users\Admin\AppData\Localpolicy\policy.exe
        "C:\Users\Admin\AppData\Localpolicy\policy.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Modifies Control Panel
        PID:3876
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Modifies service
    • Suspicious use of AdjustPrivilegeToken
    PID:3468
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s DsmSvc
    1⤵
    • Checks SCSI registry key(s)
    • Modifies data under HKEY_USERS
    PID:804

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2448-42-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-67-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-44-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-45-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-29-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-31-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-32-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-33-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-35-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-36-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-38-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-39-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-41-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-66-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-26-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-47-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-28-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-48-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-50-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-51-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-53-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-54-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-56-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-57-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-59-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-60-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-61-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-63-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB

  • memory/2448-64-0x0000019473AB0000-0x0000019473AB1000-memory.dmp

    Filesize

    4KB