Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-12-2020 14:39

General

  • Target

    anthony.exe

  • Size

    389KB

  • MD5

    aa078a3e0ae224567676780e445d0987

  • SHA1

    1a41de109b5ffc1b76d88435e4c1b86d6014361f

  • SHA256

    881dc085a9c46e3e31ad8189720dc6e16a7f3b40a6de30d6cadd088c0f769bec

  • SHA512

    28601887427c5a7eaf6e260fa858599030b91a5fc5643abbdca28081ef59747be591690f3f7ee27f4f63af8b389367ccfc440f1f7bcd8ff51497c6572251bc0e

Malware Config

Extracted

Family

formbook

C2

http://www.wellnesspharma.net/94sb/

Decoy

kaligao.com

springsbounce.com

dreamytree.com

trylolows.com

butload.info

creperie-pancakesquare.com

mirajions.com

joineduphealthresources.net

hamradioblogs.com

linghuidz.com

atelierzeste.com

tweens.network

perteprampram03.net

connorneill.com

nannatech.com

chrmo.com

nanoring.info

mapomarket.com

bongkey.com

sdhhzp.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\anthony.exe
      "C:\Users\Admin\AppData\Local\Temp\anthony.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1084
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\system32\rundll32.exe Formicarium,Chechako
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1264
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:1520
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe"
            4⤵
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            PID:1444
      • C:\Windows\SysWOW64\raserver.exe
        "C:\Windows\SysWOW64\raserver.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:668
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\SysWOW64\cmd.exe"
          3⤵
            PID:1052

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/668-10-0x00000000006F0000-0x000000000070C000-memory.dmp

        Filesize

        112KB

      • memory/668-12-0x0000000004100000-0x0000000004231000-memory.dmp

        Filesize

        1.2MB

      • memory/1236-8-0x0000000006560000-0x00000000066BB000-memory.dmp

        Filesize

        1.4MB

      • memory/1264-6-0x00000000006F0000-0x0000000000719000-memory.dmp

        Filesize

        164KB