Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19-01-2021 07:54

General

  • Target

    3KvCNpcQ6tvwKr5.exe

  • Size

    894KB

  • MD5

    03c67a5a09e3a472b5ac1db3e64f36dd

  • SHA1

    ed818f401e5d67f1351fd94d121c0a64739bcba9

  • SHA256

    f1422701954b6c0116802819526ba75f414beda5419f80445d321885d8732473

  • SHA512

    6d7279cfc5a9e68c1f8c9aa39d4f2208487a42bbd967337a25611513efcf10e1dd7d27a04aeae84bd1a131c068b5d5f2a121bdadbed94927bd590a8bf35412a9

Malware Config

Extracted

Family

formbook

C2

http://www.allismd.com/ur06/

Decoy

philippebrooksdesign.com

cmoorestudio.com

profille-sarina23tammara.club

dqulxe.com

uiffinger.com

nolarapper.com

maconanimalexterminator.com

bisovka.com

loveisloveent.com

datication.com

spxo66.com

drhelpnow.com

ladybug-cle.com

macocome.com

thepoppysocks.com

eldritchparadox.com

mercadolibre.company

ismartfarm.com

kansascarlot.com

kevinld.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
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3152
    • C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe
      "C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4808
      • C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe
        "C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe"
        3⤵
          PID:4288
        • C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe
          "C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:4280
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\SysWOW64\rundll32.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:452
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\3KvCNpcQ6tvwKr5.exe"
          3⤵
            PID:840

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/452-12-0x0000000000D30000-0x0000000000D43000-memory.dmp
        Filesize

        76KB

      • memory/452-16-0x0000000004470000-0x00000000044FF000-memory.dmp
        Filesize

        572KB

      • memory/452-13-0x0000000000140000-0x0000000000168000-memory.dmp
        Filesize

        160KB

      • memory/452-14-0x0000000004150000-0x0000000004470000-memory.dmp
        Filesize

        3.1MB

      • memory/452-11-0x0000000000000000-mapping.dmp
      • memory/840-15-0x0000000000000000-mapping.dmp
      • memory/3152-17-0x00000000056F0000-0x00000000057EA000-memory.dmp
        Filesize

        1000KB

      • memory/3152-10-0x0000000003040000-0x0000000003139000-memory.dmp
        Filesize

        996KB

      • memory/4280-5-0x000000000041D000-mapping.dmp
      • memory/4280-8-0x0000000001390000-0x00000000016B0000-memory.dmp
        Filesize

        3.1MB

      • memory/4280-9-0x0000000001030000-0x0000000001040000-memory.dmp
        Filesize

        64KB

      • memory/4280-4-0x0000000000400000-0x0000000000428000-memory.dmp
        Filesize

        160KB

      • memory/4808-2-0x0000000002BA0000-0x0000000002BA1000-memory.dmp
        Filesize

        4KB

      • memory/4808-3-0x0000000002BA1000-0x0000000002BA2000-memory.dmp
        Filesize

        4KB