Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/12/2020, 14:39

General

  • Target
    anthony.exe
  • Size 389KB
  • Sample201209-ep6zekhmkn
  • SHA256 881dc085a9c46e3e31ad8189720dc6e16a7f3b40a6de30d6cadd088c0f769bec
  • MD5 SHA1 SHA512

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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 53 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 97 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    PID:2552
    • C:\Users\Admin\AppData\Local\Temp\anthony.exe
      "C:\Users\Admin\AppData\Local\Temp\anthony.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4764
      • 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:5016
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:4160
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe"
            4⤵
              PID:3452
            • 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:3588
        • C:\Windows\SysWOW64\mstsc.exe
          "C:\Windows\SysWOW64\mstsc.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:512
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Windows\SysWOW64\cmd.exe"
            3⤵
              PID:644

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              memory/512-9-0x0000000000B60000-0x0000000000E5C000-memory.dmp

              memory/512-10-0x0000000000B60000-0x0000000000E5C000-memory.dmp

              memory/512-12-0x0000000007370000-0x00000000074FD000-memory.dmp

              memory/5016-6-0x0000000005B40000-0x0000000005B69000-memory.dmp