Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2023, 05:50

General

  • Target

    INVOICE.exe

  • Size

    237KB

  • MD5

    0ee858a143b831660ad55a2fbf13a6e1

  • SHA1

    f378acacb7da3fe89f0bb0df43776797084313cf

  • SHA256

    cd56edf9ac230205c76045c5fabbbf68b28b011e066721e4f2b95653dc22a34c

  • SHA512

    20a4385d61c6826299b9ff3e61b101a9a57d446c967f478458369d39d6d95e3ce23a0e595f46fe68470a972869104f91c7f3f69ac9248c6dac3f05a776fa80f3

  • SSDEEP

    6144:vYa618FO4xhOTAuavp5J9t/rswGImsj+O6zFhfOB6myN9d/HnpEryOd:vYP8FzMT87J9N1ZB6JgcdN9d+rFd

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ds19

Decoy

pribit-92.com

wrist-couture.com

alanka.company

uffitgvr.click

bwtsatotravel.com

anpmarketinginc.com

startupsvibes.com

shearabia.com

sayemail5.store

solsticeinstitute.com

perfectholidaydeals.com

xfitness.life

mmbs-ad.com

jacodile.com

hjpolastudio.com

healuu.com

agtwer.homes

installationschampions.info

bettys70th.com

sustainable-re.com

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3180
    • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
        "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2124
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:220
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
        3⤵
          PID:4920

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsg89F2.tmp\pgfasb.dll

      Filesize

      11KB

      MD5

      69455b1cf51ca23385cd850a46eefefb

      SHA1

      54a87eaa1be72a12a276ae60aa456e088057f0fb

      SHA256

      613dd7289f5cc9f53a850b7de98eebff647d85ecebf3e71e55c7e4cc1a4efc80

      SHA512

      2732beafc9c1a35f38f99fa672845e741855fe18a54b9487404c7b3bafa1151b7d5dbfad28ab3158a2035bf3ff381a93bc450e9991a56b5b9ab443b93fbaca6b

    • memory/220-12-0x00000000006F0000-0x00000000006FC000-memory.dmp

      Filesize

      48KB

    • memory/220-15-0x00000000006F0000-0x00000000006FC000-memory.dmp

      Filesize

      48KB

    • memory/220-16-0x0000000000A00000-0x0000000000A2F000-memory.dmp

      Filesize

      188KB

    • memory/220-17-0x0000000002880000-0x0000000002BCA000-memory.dmp

      Filesize

      3.3MB

    • memory/220-18-0x0000000000A00000-0x0000000000A2F000-memory.dmp

      Filesize

      188KB

    • memory/220-20-0x0000000002770000-0x0000000002803000-memory.dmp

      Filesize

      588KB

    • memory/2124-6-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2124-7-0x0000000000A20000-0x0000000000D6A000-memory.dmp

      Filesize

      3.3MB

    • memory/2124-10-0x00000000009E0000-0x00000000009F4000-memory.dmp

      Filesize

      80KB

    • memory/2124-9-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2440-5-0x0000000003190000-0x0000000003192000-memory.dmp

      Filesize

      8KB

    • memory/3180-52-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-61-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-22-0x00000000084B0000-0x0000000008568000-memory.dmp

      Filesize

      736KB

    • memory/3180-24-0x00000000084B0000-0x0000000008568000-memory.dmp

      Filesize

      736KB

    • memory/3180-26-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-27-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-28-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

      Filesize

      64KB

    • memory/3180-29-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-30-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-33-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-32-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-35-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-37-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-36-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-38-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-31-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-39-0x0000000008580000-0x0000000008590000-memory.dmp

      Filesize

      64KB

    • memory/3180-40-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-41-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-43-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-45-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-47-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-42-0x0000000008580000-0x0000000008590000-memory.dmp

      Filesize

      64KB

    • memory/3180-49-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

      Filesize

      64KB

    • memory/3180-48-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-51-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-11-0x0000000008F10000-0x0000000009013000-memory.dmp

      Filesize

      1.0MB

    • memory/3180-53-0x0000000008580000-0x0000000008590000-memory.dmp

      Filesize

      64KB

    • memory/3180-54-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-57-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-56-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-58-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-60-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-21-0x00000000084B0000-0x0000000008568000-memory.dmp

      Filesize

      736KB

    • memory/3180-68-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-70-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-71-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-69-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-72-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-73-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-74-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-76-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-75-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-78-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-79-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-80-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

      Filesize

      64KB

    • memory/3180-82-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-81-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-83-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

      Filesize

      64KB

    • memory/3180-86-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-84-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-88-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-87-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-90-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-92-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-93-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-94-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

      Filesize

      64KB

    • memory/3180-95-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-97-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-98-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-96-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-100-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-102-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-101-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB

    • memory/3180-99-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

      Filesize

      64KB