Analysis

  • max time kernel
    229s
  • max time network
    288s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250313-en
  • resource tags

    arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28/03/2025, 13:52

General

  • Target

    SuperViewer Installer/Volume/bin/p27/lvrteres/LV2019rteres.msi

  • Size

    1.1MB

  • MD5

    a992528caea5fa57620a719c0ae6707c

  • SHA1

    9367706eb071608a2e15f1e4a22f28bf7f2b3552

  • SHA256

    c57209e601c4af813f5a73bc3161be9f00febb2dce25be02351bcec3b35832b2

  • SHA512

    fa6e2d8b2bc91f1921bf1f5538d6eafab83754d7a4b6036425376db05d74cad13608103ca229b9d60a2f27156299c93a0d751e4b5e723c7e294f326dad7e99a4

  • SSDEEP

    24576:g3FOTTTTTTTTTmti+o/3GflS0+TQNxshTK+63S3ZgTqGgeSZUf/:WFOTTTTTTTTTmtiEINC2PJg6Uf

Score
6/10

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 23 IoCs
  • Drops file in Windows directory 19 IoCs
  • Loads dropped DLL 11 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\SuperViewer Installer\Volume\bin\p27\lvrteres\LV2019rteres.msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2820
  • 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 use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2E6EADC8ABFE854A9938414F7F96D363 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4984
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1648
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 671EA07E7A0A79068B0AF99D05EB4814
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1060
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:620

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e583ff3.rbs

      Filesize

      16KB

      MD5

      e8178de2dc12622c50e3f417d679d593

      SHA1

      630eae146421a9861221cc323a029130ff9bf19a

      SHA256

      7b714396ef814b1b6ba780032bc0b864a9f9d778fe23d515bab73acf6c8a357e

      SHA512

      f7530d66bb42403ab6ceb9ce75f0f5f6e716e90330f93068cc00d86bedfdd5b3c01f74e6844db1d23a230593d5890e0520cd865023f1d2372d8e323b8adc6519

    • C:\Users\Admin\AppData\Local\Temp\MSIA9FB.tmp

      Filesize

      639KB

      MD5

      c6417930af8969f9f2cb431acd76ec89

      SHA1

      d2f2dc9b44f5f79348f7f36091b26a5465ad4f2b

      SHA256

      1b89704532113150fc7a8a06b5367ee26937c346635a860e93662e1fbb5cd79b

      SHA512

      f30d7a5b51f5d866ccabf3e15a45d3b4013e28a9bdaaf2176e8b121fbd4ab41a8e67c059b2ece8db5bc7a0ce043e76bbc4e3f6400fb9cd2886e1ffcd9e65d79b

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

      Filesize

      24.6MB

      MD5

      01ee817e72df33856a62f0e2ad2e99f1

      SHA1

      a60ed083f7dfcde5fc67d1078831106c62e9ae21

      SHA256

      d317b50408da6e348380982d4dfc48122146b0cee8601aece72c387183c67e51

      SHA512

      f0b884412209ca7aa605da42ed68da866d860dbd1b28106626185d5363e6f8ab11d1ad1026f9e5476ebaa353116462c3bfe97a885faa516829ddf709a2e3aaef

    • \??\Volume{ffaacb5d-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{6a46a560-a323-4333-ba89-7e036ee20341}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      9638273975b9f0531ab493c564868aea

      SHA1

      c182cf81da56e1f704e43f9052ed06748e4356f4

      SHA256

      6a9e21b9eeaa0b77eace8dded6e1dd075403d4dbd60ce4fafbef02412aa533c3

      SHA512

      f634c4db9de173194a3088c78d552fb3870785fa82afbb9e137873d16a385208e64601f586bde5025edbd93d1aecf2444696543bd44862645c05a64f2624404b