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Analysis

  • max time kernel
    145s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2023, 14:37

General

  • Target

    postgresql-8.3-int.msi

  • Size

    23.8MB

  • MD5

    ec78c9a48eb0f1a5d645b26c8cb73c7c

  • SHA1

    af7e55be5345a002d497946e86c5f1067124e1ef

  • SHA256

    498fc55a80f590b6eea38492cee53cb71d5e652ea8c0f4cb45a85e5b20e615eb

  • SHA512

    cda5797cb0d0bd57188194ca89dab073989f14f23faaf779f59922dc9198275a0159beaed9ad979b35a1de7c0fc7cb16c668139cc1c1b32711a4d14d1b19657e

  • SSDEEP

    393216:+X9bU4kUZeCeOwmiZn4xXaHddwZW+MpGThFiaff/J4WZtde9Skc3+ARhNEkasOEe:+XloSejOwbZnWaHbvCiaXtZtdesv3nRg

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 3 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:1692
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B40D84CA64D3B5CBDF451AF353ED5B1D C
      2⤵
      • Loads dropped DLL
      PID:4024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSI16A0.tmp

    Filesize

    348KB

    MD5

    477d70db001b8994f6c03fc863150537

    SHA1

    edd79dbab310a1f94e0d83526647b4456835843e

    SHA256

    da41c1abc8528f9b32ce9df854acd3527a89dd85134392cd42bbc9bf71289958

    SHA512

    7ab0ddd70e4188465548e1834a159d88ee71005985810acd8c8f3bc77526a8cb2f8bec17de0cd8338d81629dbed3fc900f13c90d5019bfd3034e23065f5ff4b7

  • C:\Users\Admin\AppData\Local\Temp\MSI16A0.tmp

    Filesize

    348KB

    MD5

    477d70db001b8994f6c03fc863150537

    SHA1

    edd79dbab310a1f94e0d83526647b4456835843e

    SHA256

    da41c1abc8528f9b32ce9df854acd3527a89dd85134392cd42bbc9bf71289958

    SHA512

    7ab0ddd70e4188465548e1834a159d88ee71005985810acd8c8f3bc77526a8cb2f8bec17de0cd8338d81629dbed3fc900f13c90d5019bfd3034e23065f5ff4b7