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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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

  • 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 4 IoCs
  • Loads dropped DLL 2 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.

  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 7 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:2076
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C7C0994603054BB781275233AD2E42C1
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Installer\MSIAF81.tmp

    Filesize

    816KB

    MD5

    aa88d8f40a286b6d40de0f3abc836cfa

    SHA1

    c24eab9e4b10b159b589f4c3b64ef3db111ea1c8

    SHA256

    8d633efeda1249356b11bf8f46583242356e4f903056b53bd25a99511d1790a1

    SHA512

    6c2f2f6a2d66015f30158962d653e381136f0f30023380a0ce95bd0944d856113fbde65db52dbb3b5de1c0e2edf2cd53184e721c64b916834be4198c61224519