Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    15/02/2024, 06:53

General

  • Target

    AKBANK 002'den oluşturulan fatura ödemesiMerkantiliserendes.exe

  • Size

    894KB

  • MD5

    10d0b99ee5922390bd2bbe07e71a0a75

  • SHA1

    a6e89c9d5007811038fc2d3fd05ed6b01e7fd93a

  • SHA256

    05e0f79a1c435ee4d5f914b576b8d9c4a766895aad1da9186ac5a49cc98b3657

  • SHA512

    d97f9dfe0ec1c9803fb4f9e74e1ff0892b1068961cf7cd0d8fb1ac3d2b19b3c7d0852a4399b22259518c72b72b8d5d43434b510e904d27ddb9fd38652472828b

  • SSDEEP

    24576:GbgG0BHv4m+8zFkv0DLfyfPRBad/XpD7Ao+v:8gL+QFQ6Lf0A17Gv

Score
10/10

Malware Config

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AKBANK 002'den oluşturulan fatura ödemesiMerkantiliserendes.exe
    "C:\Users\Admin\AppData\Local\Temp\AKBANK 002'den oluşturulan fatura ödemesiMerkantiliserendes.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Program Files (x86)\windows mail\wab.exe
      "C:\Users\Admin\AppData\Local\Temp\AKBANK 002'den oluşturulan fatura ödemesiMerkantiliserendes.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetWindowsHookEx
      PID:696

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\nso646F.tmp\System.dll

          Filesize

          12KB

          MD5

          cff85c549d536f651d4fb8387f1976f2

          SHA1

          d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

          SHA256

          8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

          SHA512

          531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

        • memory/696-27-0x0000000077040000-0x00000000771E9000-memory.dmp

          Filesize

          1.7MB

        • memory/696-28-0x0000000077266000-0x0000000077267000-memory.dmp

          Filesize

          4KB

        • memory/696-29-0x0000000077230000-0x0000000077306000-memory.dmp

          Filesize

          856KB

        • memory/696-33-0x0000000077230000-0x0000000077306000-memory.dmp

          Filesize

          856KB

        • memory/696-34-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-35-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-31-0x0000000001340000-0x0000000006DFA000-memory.dmp

          Filesize

          90.7MB

        • memory/696-36-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-37-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-38-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-39-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-40-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-41-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-42-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-43-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-44-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-45-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-53-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-54-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-52-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-51-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-50-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-49-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-48-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-47-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-46-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-58-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-60-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-61-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-62-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-63-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-64-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-65-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-66-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-67-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-68-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-70-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-71-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-72-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-73-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-74-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-75-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-76-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-77-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-78-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-79-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-80-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-81-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-82-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-83-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-84-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-87-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-86-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-85-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-88-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-89-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-90-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-92-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-94-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-93-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-91-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/696-95-0x00000000002D0000-0x0000000001332000-memory.dmp

          Filesize

          16.4MB

        • memory/2044-24-0x0000000077040000-0x00000000771E9000-memory.dmp

          Filesize

          1.7MB

        • memory/2044-25-0x0000000077230000-0x0000000077306000-memory.dmp

          Filesize

          856KB

        • memory/2044-26-0x0000000074700000-0x0000000074707000-memory.dmp

          Filesize

          28KB