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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 08:34

General

  • Target

    0ec987a8cf5a6359a641bff9018fcfe1944309ac0037a1bfdfbb5fc3a5b7ce0b.msi

  • Size

    5.8MB

  • MD5

    75ebb3d39a33fea28af2bfb4bff2f804

  • SHA1

    56a1af9ba3a88511b304c1324e4e098a3a5b3e97

  • SHA256

    0ec987a8cf5a6359a641bff9018fcfe1944309ac0037a1bfdfbb5fc3a5b7ce0b

  • SHA512

    18f50e786ec0d68a7aebda4c6ee7fa1cde708705f56a1cd4e6f5c77d79ee5935e43d90f5cde02a691dbfdf7d491f7772a155452b43313476631cc0d6775a927f

  • SSDEEP

    98304:xkufFm56yXIxb96jknaf6owI4xAXDnZxC/B4Awkw4PvaBuWd:xk56OIx5wknafwgLbWB1lvm

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • 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 13 IoCs
  • Loads dropped DLL 5 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\0ec987a8cf5a6359a641bff9018fcfe1944309ac0037a1bfdfbb5fc3a5b7ce0b.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2072
  • 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:3992
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B43FB9001BEDE7D93271A2E7F791CBE9
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\e5782df.rbs

    Filesize

    8KB

    MD5

    7df4ec21c6dade0eaee9a9b2d9b0124c

    SHA1

    d77abd05f8b58957cfa001ea8179d3415c230a7a

    SHA256

    53d673ec083d99f74a981258e8932db3691f26779b3b81bcfcf47c548bd9762b

    SHA512

    1a62387d351f5e5467048687fb673f447124123f5e9cf2522319686b70e72d79a05becce1174d0112684fbe5a4f7a481e89391130327c96dc8fb728758f7e97d

  • C:\Windows\Installer\MSI832A.tmp

    Filesize

    816KB

    MD5

    aa88d8f40a286b6d40de0f3abc836cfa

    SHA1

    c24eab9e4b10b159b589f4c3b64ef3db111ea1c8

    SHA256

    8d633efeda1249356b11bf8f46583242356e4f903056b53bd25a99511d1790a1

    SHA512

    6c2f2f6a2d66015f30158962d653e381136f0f30023380a0ce95bd0944d856113fbde65db52dbb3b5de1c0e2edf2cd53184e721c64b916834be4198c61224519