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Analysis

  • max time kernel
    69s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    16/08/2022, 17:05

General

  • Target

    Request For Quotation - ANOPC project2022.exe

  • Size

    1015KB

  • MD5

    08a40049879584cdeaa55fea081c0fd1

  • SHA1

    5a704eb5c43e7156f7f5b5b010fcb4137b1cc180

  • SHA256

    79814d086bdd991047d33be2ba327595390dad0cc3a1276fd730ef5b5a40aac3

  • SHA512

    f11d9f0acde7732dd10c843e7043db2b14286ca07c2ee42007c804474172194270bf9cdcd04d54f1c844c81f53e691cb1e8179efc4671cd10944a7f2d01464d6

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5330579892:AAHDIOXrD-d-pMU_JI4pPczBI962-9fokRs/sendMessage?chat_id=1494890429

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Request For Quotation - ANOPC project2022.exe
    "C:\Users\Admin\AppData\Local\Temp\Request For Quotation - ANOPC project2022.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Users\Admin\AppData\Local\Temp\Request For Quotation - ANOPC project2022.exe
      "C:\Users\Admin\AppData\Local\Temp\Request For Quotation - ANOPC project2022.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1904
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        3⤵
        • Accesses Microsoft Outlook profiles
        • outlook_office_path
        • outlook_win_path
        PID:1172

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/240-54-0x0000000000D40000-0x0000000000E44000-memory.dmp

    Filesize

    1.0MB

  • memory/240-55-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

    Filesize

    8KB

  • memory/240-56-0x0000000000470000-0x0000000000488000-memory.dmp

    Filesize

    96KB

  • memory/240-57-0x0000000000490000-0x000000000049C000-memory.dmp

    Filesize

    48KB

  • memory/240-58-0x000000000A4E0000-0x000000000A5A0000-memory.dmp

    Filesize

    768KB

  • memory/240-59-0x00000000003F0000-0x000000000046E000-memory.dmp

    Filesize

    504KB

  • memory/1172-75-0x0000000000090000-0x00000000000F6000-memory.dmp

    Filesize

    408KB

  • memory/1172-78-0x0000000000090000-0x00000000000F6000-memory.dmp

    Filesize

    408KB

  • memory/1172-82-0x0000000000950000-0x0000000000A0C000-memory.dmp

    Filesize

    752KB

  • memory/1172-80-0x0000000000090000-0x00000000000F6000-memory.dmp

    Filesize

    408KB

  • memory/1172-73-0x0000000000090000-0x00000000000F6000-memory.dmp

    Filesize

    408KB

  • memory/1904-72-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-68-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-60-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-61-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-65-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-63-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/1904-83-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB