Analysis

  • max time kernel
    189s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    27-04-2024 03:45

General

  • Target

    4e7ac0bdb516e983b3cab7f79850d8102d2bf4117bb343b68d0da73780cceb1a.msi

  • Size

    1.5MB

  • MD5

    37605a3eb80f3366e56938031a9ac917

  • SHA1

    0582a0dd69d6027fb94765254ed91ad736ade305

  • SHA256

    4e7ac0bdb516e983b3cab7f79850d8102d2bf4117bb343b68d0da73780cceb1a

  • SHA512

    772bb5538f5af14146d9bcf8d8c29a70860ecdf84b4af6cc99dae7589f60847ca7cb87b068bd2aa86f620e79d394c223b96c9fe95fe390e8a9c8422282f5b405

  • SSDEEP

    49152:JZH3YuW8zBQSc0ZnSKmZKumZr7AQB7aLTB:7Y90Zn0K/AQwLF

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 Windows directory 11 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 10 IoCs
  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 21 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\4e7ac0bdb516e983b3cab7f79850d8102d2bf4117bb343b68d0da73780cceb1a.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2088
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding DBB1C10EDF535752125105CFD0BAC7DE C
      2⤵
      • Loads dropped DLL
      PID:1880
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 159FA08156DBB6CF31B2A3930FDCA563
      2⤵
      • Loads dropped DLL
      PID:2648
    • C:\Windows\Installer\MSI2B77.tmp
      "C:\Windows\Installer\MSI2B77.tmp" C:/Windows/System32/rundll32.exe C:\Users\Admin\AppData\Local\sharepoint\360total.dll, homq
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2824
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
      PID:2896
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000574" "00000000000005B8"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      PID:1148
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\sharepoint\360total.dll, homq
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:2676

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Config.Msi\f762944.rbs

      Filesize

      1KB

      MD5

      e06083217c7f21249efc3a6f6c5305f7

      SHA1

      23ba17da738c6da1719fa89f97184106cddac41d

      SHA256

      9a8f01a959940d8a2830832d4c1d254648a21af5158d58152e386e18ed7d8ae7

      SHA512

      84d795a62dd25ad7e7f12149a7f8a1e809c1a111c83c193faa78b3f5e1a309ec57a0c45f56cc30087c25692bdd87999b0388d3a03ac82c2e3de4024d3252b6a3

    • C:\Users\Admin\AppData\Local\Temp\MSI7CE.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\sharepoint\360total.dll

      Filesize

      885KB

      MD5

      bd3a3714ee9a071ebeb59ac91d9ebb5a

      SHA1

      55110a221f20a4ceec34c58d0179fa31f8c102e9

      SHA256

      4cf2b612939359977df51a32d2f63e2cb0c6c601e114b8e4812bd548d1db85fe

      SHA512

      7244220f29057339c99a22c20268187ba6f6681251f4ce4f305ad22dc030f6078b4f298ef10ad392dc5d036c41c7b8c28c2bd997ea39ef7ab023cb9b5c946dc8

    • C:\Windows\Installer\MSI2B77.tmp

      Filesize

      389KB

      MD5

      b9545ed17695a32face8c3408a6a3553

      SHA1

      f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83

      SHA256

      1e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a

      SHA512

      f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04

    • memory/2824-37-0x0000000000220000-0x0000000000222000-memory.dmp

      Filesize

      8KB