Analysis

  • max time kernel
    150s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    05-12-2020 15:24

General

  • Target

    4700011885 spirit airline spares purchase order-romaero.pdf.exe

  • Size

    673KB

  • MD5

    2a6da285d3fe9f86598cd708cc9aadbd

  • SHA1

    c4ae1fb228a823ca1ae416e78fc817c66445b8dc

  • SHA256

    928c710fc7eaa23a9b84ab77dc39377dc4a0782e3482d8bbda505f955b37d2f8

  • SHA512

    9161ff08329c87ba1f006837b9fb30fe987b6e9ce33f4d7d7015c8c05c3735fd3c6e7ddc86591213d5dbb9737a006835790df6f60d7afac4b4f1c3cd96c3471a

Malware Config

Extracted

Family

formbook

C2

http://www.evana-rohanihijab.com/iic6/

Decoy

capableandresilient.com

listaprzygod.com

cashhomeprogram.com

aboutwheelchair.com

clk4milli.club

asakitreks.com

liquiddreamworld.com

uqur88.com

bestifystore.com

arancionehq.xyz

mmoimperium.com

houxinjian.com

satmonitoring.com

tidalhaven.com

blcdevelopers.com

piratesofthefun.com

kadopulsa.com

xn--o39au6k0nm4rghsaq0c.net

wxxxtw.com

kyrtjf.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\4700011885 spirit airline spares purchase order-romaero.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\4700011885 spirit airline spares purchase order-romaero.pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1108
      • C:\Users\Admin\AppData\Local\Temp\4700011885 spirit airline spares purchase order-romaero.pdf.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:540
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\4700011885 spirit airline spares purchase order-romaero.pdf.exe"
        3⤵
        • Deletes itself
        PID:1028

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/540-7-0x0000000000400000-0x000000000042E000-memory.dmp
    Filesize

    184KB

  • memory/540-8-0x000000000041ED60-mapping.dmp
  • memory/1016-9-0x0000000000000000-mapping.dmp
  • memory/1016-10-0x0000000000AB0000-0x0000000000AC4000-memory.dmp
    Filesize

    80KB

  • memory/1016-12-0x00000000032E0000-0x000000000338B000-memory.dmp
    Filesize

    684KB

  • memory/1028-11-0x0000000000000000-mapping.dmp
  • memory/1108-2-0x0000000073E00000-0x00000000744EE000-memory.dmp
    Filesize

    6.9MB

  • memory/1108-3-0x00000000008F0000-0x00000000008F1000-memory.dmp
    Filesize

    4KB

  • memory/1108-5-0x0000000000890000-0x000000000089E000-memory.dmp
    Filesize

    56KB

  • memory/1108-6-0x00000000020B0000-0x0000000002108000-memory.dmp
    Filesize

    352KB