Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    10-09-2021 13:51

General

  • Target

    7a2e157e233c35cee54427e9b85cc4548b1b956a.exe

  • Size

    514KB

  • MD5

    d1eee2a323fecd8a01d5f6adf16a4649

  • SHA1

    7a2e157e233c35cee54427e9b85cc4548b1b956a

  • SHA256

    6d76e5df40e22d995260686fc0a37eb0520eac5988fa45945c45d7d727ffdb1a

  • SHA512

    e4d8463aedfeaa62ea03499fb63c36ea20009f91b5a47d096a65e85eb10d430b03f8c8384bc0cc18a16133d8294fc66aff7fa6fbc870c43ff312f1299f235934

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m8g0

C2

http://www.corbvalperu.com/m8g0/

Decoy

exclusivecan.com

junzhesuji.com

acces-credit-mutuel.com

iknitvintage.com

solonmodelun.com

debekia.com

peanutskitchen.com

kamanantzin.com

personalmodeststyle.com

qo49.com

googman.site

maisonshahnaz.com

annaalexandrovich.com

californiacashcars.com

ncafashionboutique.com

nsu0.com

cloudfirstlender.com

allforchildren.net

vn80000.com

restroon.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a2e157e233c35cee54427e9b85cc4548b1b956a.exe
    "C:\Users\Admin\AppData\Local\Temp\7a2e157e233c35cee54427e9b85cc4548b1b956a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\7a2e157e233c35cee54427e9b85cc4548b1b956a.exe
      "C:\Users\Admin\AppData\Local\Temp\7a2e157e233c35cee54427e9b85cc4548b1b956a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:668

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/668-66-0x0000000000400000-0x000000000042E000-memory.dmp
    Filesize

    184KB

  • memory/668-67-0x000000000041EB70-mapping.dmp
  • memory/668-68-0x0000000000910000-0x0000000000C13000-memory.dmp
    Filesize

    3.0MB

  • memory/1652-60-0x0000000000D60000-0x0000000000D61000-memory.dmp
    Filesize

    4KB

  • memory/1652-62-0x00000000046A0000-0x00000000046A1000-memory.dmp
    Filesize

    4KB

  • memory/1652-63-0x0000000000390000-0x0000000000397000-memory.dmp
    Filesize

    28KB

  • memory/1652-64-0x0000000007D50000-0x0000000007DB5000-memory.dmp
    Filesize

    404KB

  • memory/1652-65-0x00000000049F0000-0x0000000004A1F000-memory.dmp
    Filesize

    188KB