Overview

overview

6

Static

static

1

软件包�...��.msi

windows10-1703-x64

6

软件包�...��.msi

windows10-2004-x64

6

Analysis

  • max time kernel
    134s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-ja
  • resource tags

    arch:x64arch:x86image:win10-20240404-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    28/09/2024, 17:42

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General

  • Target

    软件包安装程序.msi

  • Size

    1.7MB

  • MD5

    00f26c09d6fa438ed12c5394821a99b9

  • SHA1

    b017909c997d42801f23189de0cd2db3ca282fb3

  • SHA256

    ae384265afdd4aedc1a4ac51d5f0b14d56185cb06b14396f97b119dd390675ea

  • SHA512

    d31ffcc7297198ea49a798ee856c1f0a64f589983d39ddfe5832aa0101a258e5e3ac88f9e63f9029d3d4e06dd389e95976df5069e72ac38df741585523700298

  • SSDEEP

    24576:hUk+onr0iF1UI8iM8fB/G3jGl7FEzmPD6GZwjTml5pWAbzLg:T+owiF1pZD+GcmPD6Gc6PpFbzU

Score
6/10
persistenceprivilege_escalation

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 9 IoCs
  • Loads dropped DLL 1 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • 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 5 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\软件包安装程序.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2548
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • 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:3364
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1968
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding 7CEE284300813380C9EE02D15CBFBFBC E Global\MSI0000
        2⤵
        • Drops file in Program Files directory
        • Loads dropped DLL
        PID:2940
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4784
    • 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:3736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57a902.rbs
      Filesize

      954KB

      MD5

      42a148c677908f7c8589a4987c809748

      SHA1

      08d2399f20090ef1b28786fb051f177d1c015c7d

      SHA256

      99e2e1f99ea5171838c507f514ee44c591069778c8a41d8698e74a36949a0335

      SHA512

      ad22b725f7168b923b5e3a7ff4afd7f335f7b2fc9b4d4d900beb1f68ec37ff91bbf2d0d11db15cf5b242e5ddcb89207aaa85bc4a7b647918353affa35d7d67df

      Download Submit

    • C:\Windows\Installer\MSIAA0D.tmp
      Filesize

      947KB

      MD5

      ff2e6c3076fb9a011f6293cda8b11231

      SHA1

      607b477d18e17bad88ef2b3140d5c017289ef688

      SHA256

      6f1cdd464bb838132eb0bdec4cb913c0607e744a5f0a05b56c0a7447984295e2

      SHA512

      9beb803a8453e495b1f4872840210c9d1ebca2ef52256ca5116a637f092f73ff84378e964f45dc8e85a77e8e062ec2502761140202a7a711d43bfbbaa3bbde6c

      Download Submit

    • C:\Windows\Installer\e57a901.msi
      Filesize

      1.7MB

      MD5

      00f26c09d6fa438ed12c5394821a99b9

      SHA1

      b017909c997d42801f23189de0cd2db3ca282fb3

      SHA256

      ae384265afdd4aedc1a4ac51d5f0b14d56185cb06b14396f97b119dd390675ea

      SHA512

      d31ffcc7297198ea49a798ee856c1f0a64f589983d39ddfe5832aa0101a258e5e3ac88f9e63f9029d3d4e06dd389e95976df5069e72ac38df741585523700298

      Download Submit

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
      Filesize

      26.0MB

      MD5

      cda47b137fc538c71321760efd6e7eeb

      SHA1

      fd63b7b880dcc4cc632b01796d406074fe42fe99

      SHA256

      85ed3e038d859f3debab91ddd4184c43f3bc015de4a35e9babb776e76bb31fa2

      SHA512

      70994a45741c5bcd41188e4f50ec0a580d1e1b8d36c7cd39aca05b2d6997fc16f2669ae50003e3a3cae5b1ad40e9930e6ced1219f6b86eac408b0d02bebbef57

      Download Submit

    • \??\Volume{38fd360b-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{343cf81b-9ea6-458d-98bf-74110e3d3b6c}_OnDiskSnapshotProp
      Filesize

      5KB

      MD5

      44a48313a708611afd3c0be10e8b268d

      SHA1

      f519be9029bcbc447ef187496dbf614d9ec2d1f5

      SHA256

      ac492d73da7a780ffa519f5656f73d240bf44237dc4651d96d34d430ae71459e

      SHA512

      9d3ffb6329bd22190419c9492965ca1903315ab3f9e82ed7cbf751d519f2804d56c215b413612e252f1e713e6ff53cffeac8377da07becf0c355605aea3c47f9

      Download Submit