Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2024 01:00

General

  • Target

    Pedido de Cotação - RFQ 31072024_Lista comercial.exe

  • Size

    615KB

  • MD5

    1cc3edbb74f2ee6d727579c246057f95

  • SHA1

    2e7ee47afb0752c640b598f5bb7efada674af88d

  • SHA256

    3e9f3a83f830c41cfec094e86c31a8c79c032814a4f029eba014cf90b7db75ab

  • SHA512

    4fd715f9487daba8cfe32f4463cc675cf681a1377a2c1d097d74aa8bf63c54cd8f510761b4d49d6259ae315ab66670684b216d4d6217cd0a4cd5925cf3123de4

  • SSDEEP

    12288:NeFFFFFFFF6VxOpnAArP4R1PiXQF7wxqMrI3NL/P9IqeiT/ihYWZRvYZo+5oK:NeFFFFFFFF6VwaArwRA+wgMr6lP93eiF

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sy52

Decoy

wxxj.asia

emu-oil.online

theprogressiontalks.com

saigonvape.com

cb257.pro

inucana.com

xn--pdr89n.vip

vtc.bzh

connexionsink.com

mastersofthevibes.com

mallsetuae.shop

bellaandbling.com

wagi88.one

273618.bid

japanvietnam-mall.com

lkd1t.rest

oflgjgiq.xyz

calliblography.com

idz8u.vip

marrybears.com

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação - RFQ 31072024_Lista comercial.exe
    "C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação - RFQ 31072024_Lista comercial.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação - RFQ 31072024_Lista comercial.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2320
    • C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação - RFQ 31072024_Lista comercial.exe
      "C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação - RFQ 31072024_Lista comercial.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 36
        3⤵
        • Program crash
        PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2388-0-0x000000007433E000-0x000000007433F000-memory.dmp

    Filesize

    4KB

  • memory/2388-1-0x0000000001260000-0x0000000001300000-memory.dmp

    Filesize

    640KB

  • memory/2388-2-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2388-3-0x00000000009C0000-0x00000000009D6000-memory.dmp

    Filesize

    88KB

  • memory/2388-4-0x00000000009E0000-0x00000000009EE000-memory.dmp

    Filesize

    56KB

  • memory/2388-5-0x00000000011C0000-0x0000000001236000-memory.dmp

    Filesize

    472KB

  • memory/2388-12-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2700-6-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2700-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2700-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2700-8-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB