Analysis

  • max time kernel
    150s
  • max time network
    108s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    10-05-2021 12:34

General

  • Target

    New Orders 122020 2 x 40 HQ.pdf.exe

  • Size

    642KB

  • MD5

    a02437aa430c0ca2847115f6ca17d0a3

  • SHA1

    1fa9f7f2bae891e8e06e73bd01abf18e839829a6

  • SHA256

    8df52ba27a44fa2964a2fe9de4894aefa47b3c09abaeeb9602bde6d96926136e

  • SHA512

    7983864d374d31b9b5a286afbed5024f61e8636b5ca374c421ceb888699919b10ee05951713b49b56e1df4eb64eb8ea931550a9ecf6993542eef1e159eed40a3

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.supinapp.com/grv/

Decoy

morganofatlanta.com

vz473.com

hengetelt.com

bailcally.com

virtuosoonline.com

tenthousandli.com

ohanamascota.com

digi-plates.com

prismagtech.com

we-cinema.com

372680.com

smartautoexpert.xyz

mrxzg.com

apartment-brussels.com

reverseincubator.com

linkasean.com

yummicrabva.com

diguchaye.com

reaktorfatura.com

thecatsaysno.com

Signatures

  • Formbook

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

  • Formbook Payload 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Users\Admin\AppData\Local\Temp\New Orders 122020 2 x 40 HQ.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\New Orders 122020 2 x 40 HQ.pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1032
      • C:\Users\Admin\AppData\Local\Temp\New Orders 122020 2 x 40 HQ.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\New Orders 122020 2 x 40 HQ.pdf.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:720
    • 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:2052
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\New Orders 122020 2 x 40 HQ.pdf.exe"
        3⤵
          PID:1144

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/720-125-0x000000000041EC20-mapping.dmp

    • memory/720-128-0x0000000000DA0000-0x0000000000E4E000-memory.dmp

      Filesize

      696KB

    • memory/720-127-0x0000000001360000-0x0000000001680000-memory.dmp

      Filesize

      3.1MB

    • memory/720-124-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1032-120-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/1032-121-0x00000000051C0000-0x00000000051C4000-memory.dmp

      Filesize

      16KB

    • memory/1032-122-0x0000000001020000-0x000000000109F000-memory.dmp

      Filesize

      508KB

    • memory/1032-123-0x00000000011E0000-0x0000000001218000-memory.dmp

      Filesize

      224KB

    • memory/1032-119-0x0000000005130000-0x000000000562E000-memory.dmp

      Filesize

      5.0MB

    • memory/1032-118-0x0000000005270000-0x0000000005271000-memory.dmp

      Filesize

      4KB

    • memory/1032-117-0x00000000051D0000-0x00000000051D1000-memory.dmp

      Filesize

      4KB

    • memory/1032-116-0x0000000005630000-0x0000000005631000-memory.dmp

      Filesize

      4KB

    • memory/1032-114-0x0000000000700000-0x0000000000701000-memory.dmp

      Filesize

      4KB

    • memory/1144-131-0x0000000000000000-mapping.dmp

    • memory/2052-132-0x0000000001480000-0x000000000149E000-memory.dmp

      Filesize

      120KB

    • memory/2052-130-0x0000000000000000-mapping.dmp

    • memory/2052-133-0x0000000000760000-0x000000000078E000-memory.dmp

      Filesize

      184KB

    • memory/2052-134-0x0000000001140000-0x0000000001460000-memory.dmp

      Filesize

      3.1MB

    • memory/2052-135-0x0000000000F50000-0x0000000000FE3000-memory.dmp

      Filesize

      588KB

    • memory/2740-129-0x0000000006B60000-0x0000000006CD5000-memory.dmp

      Filesize

      1.5MB

    • memory/2740-136-0x0000000002EE0000-0x0000000002FCE000-memory.dmp

      Filesize

      952KB