Analysis

  • max time kernel
    147s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2024 16:37

General

  • Target

    Confirmation de paiement.exe

  • Size

    400KB

  • MD5

    b7056d5765c2af266f183f7f255ea98c

  • SHA1

    2259c9f9e701cedfdfefd19473495261bf2f8f01

  • SHA256

    8683941dc107f93a4fcd68ef852d59795a3c790bccf91680b1729f2fb8ed3cd7

  • SHA512

    5d9aa582ab237655b4b56cb2e58829d4c4a9b34a795a278798a9d1149003f6822b8ddfc0a37da8cfac59f8528381c9d27f29346e243f5b0bc777d23bc30c4e36

  • SSDEEP

    6144:cwI5Lbz5FmDHUeBN+kNUvoxF6FoVrm1YnIJbqxwFAMRyxUG+w/r1FOOI:25LX5FmD0elRx0nYxwFAMRYUG+w/qO

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

upio

Decoy

thecantonmentcookhouse.com

1for1ecomask.com

thatvintagehome.com

momentbymomentmindfulness.com

denxmedia.com

arc-corner.com

siddharthmakharia.com

meiluk.com

toughu.com

hotelwisatabaru.com

ibluebelt3dbuy.com

bestfootwearhk.com

wbjobalerts.com

radiancenurestoringcleanse.com

xintianlongyeya.com

docauphuhau.com

liberty-furniture.com

ranchhousepizzaonline.com

bednhomes.com

kollakids.com

Signatures

  • Formbook

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

  • Formbook payload 5 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\Confirmation de paiement.exe
      "C:\Users\Admin\AppData\Local\Temp\Confirmation de paiement.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1460
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pIHJhbCBS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA2B.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:2752
      • C:\Users\Admin\AppData\Local\Temp\Confirmation de paiement.exe
        "C:\Users\Admin\AppData\Local\Temp\Confirmation de paiement.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2708
    • C:\Windows\SysWOW64\help.exe
      "C:\Windows\SysWOW64\help.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Confirmation de paiement.exe"
        3⤵
        • Deletes itself
        PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1212-23-0x0000000003230000-0x0000000003330000-memory.dmp

    Filesize

    1024KB

  • memory/1212-30-0x0000000006B10000-0x0000000006C7D000-memory.dmp

    Filesize

    1.4MB

  • memory/1212-25-0x0000000006410000-0x0000000006559000-memory.dmp

    Filesize

    1.3MB

  • memory/1460-19-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1460-0-0x0000000000FF0000-0x000000000105A000-memory.dmp

    Filesize

    424KB

  • memory/1460-5-0x0000000004E40000-0x0000000004E80000-memory.dmp

    Filesize

    256KB

  • memory/1460-6-0x0000000000D40000-0x0000000000D98000-memory.dmp

    Filesize

    352KB

  • memory/1460-1-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1460-2-0x0000000004E40000-0x0000000004E80000-memory.dmp

    Filesize

    256KB

  • memory/1460-4-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1460-3-0x00000000003E0000-0x00000000003EE000-memory.dmp

    Filesize

    56KB

  • memory/2708-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2708-29-0x0000000000310000-0x0000000000324000-memory.dmp

    Filesize

    80KB

  • memory/2708-18-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2708-22-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2708-24-0x0000000000190000-0x00000000001A4000-memory.dmp

    Filesize

    80KB

  • memory/2708-14-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2708-28-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2708-20-0x0000000000A00000-0x0000000000D03000-memory.dmp

    Filesize

    3.0MB

  • memory/2708-12-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2864-31-0x00000000007F0000-0x00000000007F6000-memory.dmp

    Filesize

    24KB

  • memory/2864-32-0x00000000007F0000-0x00000000007F6000-memory.dmp

    Filesize

    24KB

  • memory/2864-33-0x0000000000080000-0x00000000000AE000-memory.dmp

    Filesize

    184KB

  • memory/2864-34-0x0000000000800000-0x0000000000B03000-memory.dmp

    Filesize

    3.0MB

  • memory/2864-35-0x0000000000080000-0x00000000000AE000-memory.dmp

    Filesize

    184KB

  • memory/2864-37-0x00000000005A0000-0x0000000000633000-memory.dmp

    Filesize

    588KB