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Analysis

  • max time kernel
    124s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2023, 14:04

General

  • Target

    postgresql-8.3-int.msi

  • Size

    23.5MB

  • MD5

    0fb9d090498b5e1c59d6324641250ee5

  • SHA1

    b79e82b56a0f09d512ad5134a4ec453dad2a79d6

  • SHA256

    83b2f31b874031dae926395101e54154223a5a710e41ad818b93070758a665c5

  • SHA512

    2beeab78155ba68b7b28abc4cd9a392005a492663db5dcd57e5df7ec002aeef794c31198656947a7963fabfb5c2c87e06f494a3abafe8f665331e3748c24795b

  • SSDEEP

    393216:YDHDpG/agxuUQdmGScopKoZXsHWD5Tg/aHKrd51NevX/BNCasVdTT7vqQJRi8/wj:uHofutdLopsHMW/wK/QXpEBdTTztJRi/

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:3964
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4220
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding AC1AEAFEC436F941885704B6370E853E C
      2⤵
      • Loads dropped DLL
      PID:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSI91BC.tmp

    Filesize

    344KB

    MD5

    91eb92be8cab3305349a3801d09cfe3c

    SHA1

    71aab6d241ff75d768cef0df0ddc252584720483

    SHA256

    8e165da4e33e18be835b600157a6fa028b128d99c6058710efedc556fc5f85ec

    SHA512

    0bae3583f83c38e688bc01cfa6c903605d218bd4390847a5ee88776fc4f94f5bab2b3fdff0ce0dac265ce0bd0a11edebe61b6b70100bcfa0f876f98cd3238e1e

  • C:\Users\Admin\AppData\Local\Temp\MSI91BC.tmp

    Filesize

    344KB

    MD5

    91eb92be8cab3305349a3801d09cfe3c

    SHA1

    71aab6d241ff75d768cef0df0ddc252584720483

    SHA256

    8e165da4e33e18be835b600157a6fa028b128d99c6058710efedc556fc5f85ec

    SHA512

    0bae3583f83c38e688bc01cfa6c903605d218bd4390847a5ee88776fc4f94f5bab2b3fdff0ce0dac265ce0bd0a11edebe61b6b70100bcfa0f876f98cd3238e1e