Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/04/2025, 08:25

General

  • Target

    nouacomandapdf.exe

  • Size

    654KB

  • MD5

    ceca2dff2ddf27ee53ad866b23535b48

  • SHA1

    d9012c547137e1c643b436a25feab998a3a49c52

  • SHA256

    f3398e6a171a2dc31c171813aba4aba9e9d81921a65151f8c16d63df8e638c88

  • SHA512

    d37171eb6ac5ce0b4359911fee958daeecf5520a52dfc7fbf026c63eab12f7c68f2bc75f7efb0b2c0eac41877399bebcf81db7296b969a2777330cf6dba74ec2

  • SSDEEP

    12288:cbN0Q5CmNR4Un7Z+51quHB2qCJtu9L0hX:W0aeU7SHBOJc9Ih

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

i54ly657ur.autos

stove-10000.bond

furkanenes.live

foziaclothing.shop

peron.app

landscaping-services-88568.bond

home-remodeling-96005.bond

offersnow-store.shop

apsida.tech

ux-design-courses-90368.bond

nb-event-b2b.online

2tdb3dk65m.skin

juniper.fit

eurosirel.info

web-cfe.one

a48268104.top

darkoxygen.info

beautysideup.shop

solar-battery-34557.bond

dib57.top

Signatures

  • Formbook

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

  • Formbook family
  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Formbook payload 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 7 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Users\Admin\AppData\Local\Temp\nouacomandapdf.exe
      "C:\Users\Admin\AppData\Local\Temp\nouacomandapdf.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5616
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c ping 127.0.0.1 -n 6 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe,"
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:5492
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 6
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4956
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe,"
          4⤵
          • Modifies WinLogon for persistence
          • System Location Discovery: System Language Discovery
          PID:3732
      • C:\Users\Admin\AppData\Local\Temp\skype.exe
        "C:\Users\Admin\AppData\Local\Temp\skype.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3300
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c ping 127.0.0.1 -n 8 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe,"
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2708
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 8
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:4860
          • C:\Windows\SysWOW64\reg.exe
            REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe,"
            5⤵
            • Modifies WinLogon for persistence
            • System Location Discovery: System Language Discovery
            PID:2368
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c ping 127.0.0.1 -n 8 > nul && copy "C:\Users\Admin\AppData\Local\Temp\skype.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe" && ping 127.0.0.1 -n 8 > nul && "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe"
          4⤵
          • Drops startup file
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:3628
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 8
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3468
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 8
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:6036
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3260
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
              6⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:6040
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:680

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\skype.exe.log

    Filesize

    1KB

    MD5

    38f9ca5f5570b79d641379bc47045d9f

    SHA1

    0b3abd00af27221ba7484dbfada386a43999ceec

    SHA256

    9a4190a061a7378583003062d80fe7732edb00458b0064fbd8f3c46ceffbcd93

    SHA512

    a12e1179940b7b7fc0e005d9311d1c2c02a87698f0c51de3f37ed503b3c3c70c5f30f53473b9d21c35daa8bc8199b0461d760648d56bd8961436e92fea30389b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe

    Filesize

    654KB

    MD5

    ceca2dff2ddf27ee53ad866b23535b48

    SHA1

    d9012c547137e1c643b436a25feab998a3a49c52

    SHA256

    f3398e6a171a2dc31c171813aba4aba9e9d81921a65151f8c16d63df8e638c88

    SHA512

    d37171eb6ac5ce0b4359911fee958daeecf5520a52dfc7fbf026c63eab12f7c68f2bc75f7efb0b2c0eac41877399bebcf81db7296b969a2777330cf6dba74ec2

  • memory/2400-32-0x0000000000710000-0x000000000073F000-memory.dmp

    Filesize

    188KB

  • memory/2400-28-0x00000000005E0000-0x0000000000608000-memory.dmp

    Filesize

    160KB

  • memory/2400-29-0x00000000005E0000-0x0000000000608000-memory.dmp

    Filesize

    160KB

  • memory/2400-31-0x00000000005E0000-0x0000000000608000-memory.dmp

    Filesize

    160KB

  • memory/3260-25-0x0000000007840000-0x0000000007846000-memory.dmp

    Filesize

    24KB

  • memory/3260-24-0x0000000006B70000-0x0000000006B8A000-memory.dmp

    Filesize

    104KB

  • memory/3260-23-0x00000000051E0000-0x0000000005537000-memory.dmp

    Filesize

    3.3MB

  • memory/3292-34-0x00000000060D0000-0x0000000006223000-memory.dmp

    Filesize

    1.3MB

  • memory/3300-13-0x0000000074610000-0x0000000074DC1000-memory.dmp

    Filesize

    7.7MB

  • memory/3300-14-0x0000000074610000-0x0000000074DC1000-memory.dmp

    Filesize

    7.7MB

  • memory/3300-16-0x0000000074610000-0x0000000074DC1000-memory.dmp

    Filesize

    7.7MB

  • memory/5616-8-0x0000000005CB0000-0x0000000005CD6000-memory.dmp

    Filesize

    152KB

  • memory/5616-0-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/5616-10-0x0000000007DB0000-0x00000000082DC000-memory.dmp

    Filesize

    5.2MB

  • memory/5616-9-0x0000000006860000-0x000000000686A000-memory.dmp

    Filesize

    40KB

  • memory/5616-12-0x0000000074610000-0x0000000074DC1000-memory.dmp

    Filesize

    7.7MB

  • memory/5616-7-0x0000000074610000-0x0000000074DC1000-memory.dmp

    Filesize

    7.7MB

  • memory/5616-5-0x00000000062F0000-0x000000000638C000-memory.dmp

    Filesize

    624KB

  • memory/5616-6-0x00000000057F0000-0x0000000005812000-memory.dmp

    Filesize

    136KB

  • memory/5616-4-0x00000000058D0000-0x0000000005C27000-memory.dmp

    Filesize

    3.3MB

  • memory/5616-3-0x0000000005830000-0x00000000058C2000-memory.dmp

    Filesize

    584KB

  • memory/5616-2-0x0000000005D40000-0x00000000062E6000-memory.dmp

    Filesize

    5.6MB

  • memory/5616-1-0x0000000000DE0000-0x0000000000E8A000-memory.dmp

    Filesize

    680KB

  • memory/6040-26-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB