Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2023 13:52

General

  • Target

    postgresql-8.3-int.msi

  • Size

    23.7MB

  • MD5

    6895639289dbb80a54aaf18bd2645a5d

  • SHA1

    c51787c36d18db59d8931ac87d24f5aba1aa5adf

  • SHA256

    e302da9f3e935abc408be595cd465a715c2e67aab5ce74db4703a85d28f7bf32

  • SHA512

    ac08b6944f2f13e0ca6002e4da355899ef3393e964479fe9812a0e013ae2325b0f3abd7b57e21f698f63a0c3ad0f80e9d0d34b77436beec477004391ec0b87a4

  • SSDEEP

    393216:KJ3blEW0Tglk+7PtfX0wrT5+N14qgufgZxL5hTYiqJg/R5e702Br+X4y7uptLxsG:i3uvgfPCwh1qgukxwi355ef42tLCG

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 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\postgresql-8.3-int.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1952
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B1D7B64D9131BB544E033424E9470F32 C
      2⤵
      • Loads dropped DLL
      PID:3044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSIBA98.tmp

    Filesize

    348KB

    MD5

    7aa255989b56a1e6ef971b75b493ee6f

    SHA1

    a6aedc71e0081d89bec5e3b2916ca0c03cf82da9

    SHA256

    9bc272ca2398321f0ea818b3e8a02f8c331716e59b2c048db139d766869ac807

    SHA512

    cd2cbf985c6ea5b837a7c3db706a50b3f7ccf526734990f2697ec76f331822bfb52d3b92b8dd34eb05eaa3f2883523b8b6c53c668ec5860f2fb70f2c7fc30d4a

  • \Users\Admin\AppData\Local\Temp\MSIBA98.tmp

    Filesize

    348KB

    MD5

    7aa255989b56a1e6ef971b75b493ee6f

    SHA1

    a6aedc71e0081d89bec5e3b2916ca0c03cf82da9

    SHA256

    9bc272ca2398321f0ea818b3e8a02f8c331716e59b2c048db139d766869ac807

    SHA512

    cd2cbf985c6ea5b837a7c3db706a50b3f7ccf526734990f2697ec76f331822bfb52d3b92b8dd34eb05eaa3f2883523b8b6c53c668ec5860f2fb70f2c7fc30d4a