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Analysis

  • max time kernel
    149s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2023, 10:38

General

  • Target

    PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe

  • Size

    737KB

  • MD5

    5a31e71dbdb0b31c5af2b1c1c32936ce

  • SHA1

    aecf6320581856198779afec0c1e816961e9757d

  • SHA256

    2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5

  • SHA512

    0bd1fc5ded778006ebbc2d6e9288dd5665b26bebb209d7ba40e8a08aa8c36eda35ef227b39958b493f06a06ddbea477b571332b2dd86c67c0806d71bf128341b

  • SSDEEP

    12288:A79xzQKbXOJz0XXLyw+5iCxJ2rvvLTr8aSVd1Jkx1r7HrcFxJ+O2NimOMt+:lfz0HAiCubvLTar1Jkx1r7HrcFmO2NiQ

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c29i

Decoy

chrestheryulelog.com

awesomecustomerservice.com

4455m.net

vonek76k.com

zwelishaprojects.africa

bbangnmoolgogi.com

howickmenswears.com

ba225.com

ipl2018livescore.com

ohprovider.co.uk

handymanservices.shop

1wzxtq.top

busy-people-gifts.com

invited.rsvp

heihei.fun

micloudlogin.page

hwyi1319.com

alitechnologyes.com

hysminai.com

liuyikj.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
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3116
    • C:\Users\Admin\AppData\Local\Temp\PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe
      "C:\Users\Admin\AppData\Local\Temp\PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Users\Admin\AppData\Local\Temp\PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe
        "C:\Users\Admin\AppData\Local\Temp\PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:696
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:404

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/404-146-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/404-152-0x0000000000DC0000-0x000000000110A000-memory.dmp

    Filesize

    3.3MB

  • memory/404-151-0x0000000000610000-0x000000000063F000-memory.dmp

    Filesize

    188KB

  • memory/404-148-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/696-147-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/696-140-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/696-143-0x00000000019B0000-0x0000000001CFA000-memory.dmp

    Filesize

    3.3MB

  • memory/696-144-0x0000000001E50000-0x0000000001E64000-memory.dmp

    Filesize

    80KB

  • memory/3116-145-0x0000000009650000-0x0000000009794000-memory.dmp

    Filesize

    1.3MB

  • memory/4996-138-0x00000000055F0000-0x0000000005600000-memory.dmp

    Filesize

    64KB

  • memory/4996-139-0x00000000099E0000-0x0000000009A7C000-memory.dmp

    Filesize

    624KB

  • memory/4996-137-0x00000000055F0000-0x0000000005600000-memory.dmp

    Filesize

    64KB

  • memory/4996-133-0x0000000000AF0000-0x0000000000BAE000-memory.dmp

    Filesize

    760KB

  • memory/4996-136-0x0000000005500000-0x000000000550A000-memory.dmp

    Filesize

    40KB

  • memory/4996-135-0x0000000005440000-0x00000000054D2000-memory.dmp

    Filesize

    584KB

  • memory/4996-134-0x0000000005AF0000-0x0000000006094000-memory.dmp

    Filesize

    5.6MB