Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15-09-2021 20:04

General

  • Target

    Novi poredak. 09324314.exe

  • Size

    713KB

  • MD5

    f9b5b86eb4db654917c7e1ddbbe0d5c2

  • SHA1

    75e95bf439fbf8d6f387467c6ac2eb82ee9d3d1d

  • SHA256

    c839e1036e4c8c7568d66cfb7c269ab8ed8048f9fc5a89464d82572a6efc1c28

  • SHA512

    1a2c8322f6caf829cf4b393f1dbf74ae11c19e2af111c6127f3593827392c85458da71bbffa7f63e5a03f347801c178a8f315ca5ce47ab0683b92a45e63e094e

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

C2

http://www.jakesplacebarbers.com/3nop/

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\Novi poredak. 09324314.exe
      "C:\Users\Admin\AppData\Local\Temp\Novi poredak. 09324314.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:652
      • C:\Windows\SysWOW64\dialer.exe
        C:\Windows\System32\dialer.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1100
    • 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:1240
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\dialer.exe"
        3⤵
          PID:1500

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/652-114-0x0000000000650000-0x0000000000651000-memory.dmp
      Filesize

      4KB

    • memory/1100-115-0x0000000000000000-mapping.dmp
    • memory/1100-117-0x0000000010410000-0x000000001043E000-memory.dmp
      Filesize

      184KB

    • memory/1100-116-0x0000000000400000-0x0000000000401000-memory.dmp
      Filesize

      4KB

    • memory/1100-118-0x0000000004360000-0x0000000004680000-memory.dmp
      Filesize

      3.1MB

    • memory/1100-119-0x0000000000CE0000-0x0000000000CF4000-memory.dmp
      Filesize

      80KB

    • memory/1240-124-0x0000000000060000-0x0000000000072000-memory.dmp
      Filesize

      72KB

    • memory/1240-121-0x0000000000000000-mapping.dmp
    • memory/1240-125-0x0000000002FD0000-0x0000000002FFE000-memory.dmp
      Filesize

      184KB

    • memory/1240-126-0x0000000004680000-0x00000000049A0000-memory.dmp
      Filesize

      3.1MB

    • memory/1240-128-0x0000000004A70000-0x0000000004B03000-memory.dmp
      Filesize

      588KB

    • memory/1500-127-0x0000000000000000-mapping.dmp
    • memory/2724-120-0x00000000065E0000-0x000000000671C000-memory.dmp
      Filesize

      1.2MB

    • memory/2724-129-0x0000000000D20000-0x0000000000DC4000-memory.dmp
      Filesize

      656KB