Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    05-06-2023 11:40

General

  • Target

    Refrence Order.exe

  • Size

    22KB

  • MD5

    bb639f8c81d9cf4a49e72015d7c75735

  • SHA1

    91d717df3b5a1b833a60b5e2eb4d8f1c10555c62

  • SHA256

    24c162c82ab104894354b4869e0f44ca289ae06b535827a7aefc08982effd2c9

  • SHA512

    59b7137c0ef51746057b5dfd8ff09168a63e120898711914e7acb67393c109808ec73b77a56265de74b48e11ddc8ab4a81115e9c9435ebe019ec2a48eedad7f1

  • SSDEEP

    384:TPHG946aVb9BezNZUG9bxcJ4SKKpK+dwQQC9EOAtFgyl8j3Bl//9NKa2HovbzOvp:jvV5vfDJHjRj3BxVTWJ1w3tXqSK

Score
10/10

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.dphe.gov.bd
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @DphE20#

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Refrence Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Refrence Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
      2⤵
        PID:1472
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
        2⤵
          PID:1104
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\Setup.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\Setup.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:524
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 524 -s 304
            3⤵
            • Program crash
            PID:1296

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/524-57-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1772-54-0x0000000000F50000-0x0000000000F5A000-memory.dmp

        Filesize

        40KB

      • memory/1772-55-0x000000001B2D0000-0x000000001B350000-memory.dmp

        Filesize

        512KB

      • memory/1772-56-0x000000001BE40000-0x000000001BEF2000-memory.dmp

        Filesize

        712KB