Resubmissions

17-01-2021 18:15

210117-fxwmewalja 10

14-01-2021 07:03

210114-8qg5at6j5a 10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17-01-2021 18:15

General

  • Target

    Shipping Documents PL&BL Draft.scr

  • Size

    449KB

  • MD5

    683ec5541b3901533bf82d5df00dcde2

  • SHA1

    c3dc36ffb0efaf7aad512b8a82c43678b7314f38

  • SHA256

    040e512b75bacd0ed6e0e13efa13f6ea92ebd47c214112b5371425009909c842

  • SHA512

    f17861a053bb7646911aa3b9b67b5918c6cefd09a91e28cb11fd2a6d549f4e279ca345403e0e32f9ed6a3b15c29fb2a25a885b4bb845d42c8b8dbfad47165134

Malware Config

Extracted

Family

formbook

C2

http://www.elevatedenterprizes.com/h3qo/

Decoy

dhflow.com

jyindex.com

ezcleanhandle.com

trungtamcongdong.online

simsprotectionagency.com

easylivemeet.com

blackvikingfashionhouse.com

52banxue.com

girlsinit.com

drhemo.com

freethefarmers.com

velvetrosephotography.com

geometricbotaniclas.com

skyandspirit.com

deltacomunicacao.com

mucademy.com

jaboilfieldsolutions.net

howtowinatblackjacknow.com

anytimegrowth.com

simranluthra.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 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Users\Admin\AppData\Local\Temp\Shipping Documents PL&BL Draft.scr
      "C:\Users\Admin\AppData\Local\Temp\Shipping Documents PL&BL Draft.scr" /S
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3988
      • C:\Users\Admin\AppData\Local\Temp\Shipping Documents PL&BL Draft.scr
        "C:\Users\Admin\AppData\Local\Temp\Shipping Documents PL&BL Draft.scr" /S
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1928
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2200
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Shipping Documents PL&BL Draft.scr"
        3⤵
          PID:3144

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1928-2-0x000000000061D0E0-mapping.dmp
    • memory/1928-4-0x0000000000260000-0x0000000000270000-memory.dmp
      Filesize

      64KB

    • memory/1928-3-0x0000000000A30000-0x0000000000D50000-memory.dmp
      Filesize

      3.1MB

    • memory/2200-6-0x0000000000000000-mapping.dmp
    • memory/2200-7-0x0000000000CF0000-0x0000000000D0E000-memory.dmp
      Filesize

      120KB

    • memory/2200-8-0x0000000000980000-0x00000000009A9000-memory.dmp
      Filesize

      164KB

    • memory/2200-9-0x0000000003320000-0x0000000003640000-memory.dmp
      Filesize

      3.1MB

    • memory/2200-13-0x00000000030E0000-0x000000000316F000-memory.dmp
      Filesize

      572KB

    • memory/3036-5-0x00000000053F0000-0x0000000005546000-memory.dmp
      Filesize

      1.3MB

    • memory/3036-14-0x0000000002C20000-0x0000000002CBD000-memory.dmp
      Filesize

      628KB

    • memory/3144-10-0x0000000000000000-mapping.dmp