Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12-07-2024 11:54

General

  • Target

    9d8bba178d59f8e1a7bbf2d793b30c58.exe

  • Size

    1.6MB

  • MD5

    9d8bba178d59f8e1a7bbf2d793b30c58

  • SHA1

    fcd9ddb47e8faac52d5f9450cbe8970d259cd63f

  • SHA256

    2908b204b48c6e54598045bed024df0a256f41d0e53239f5d5606d2be8111c07

  • SHA512

    e4e9223b006a7813ced3cf124ca25db3214929cc03d2b14688ba23f5b34949f4f156d646b5eb2f5d75ac17d526537b699f844bccdd19baa205a36de5b1d449b8

  • SSDEEP

    12288:TNLnJocGYWkX35QDuPSzBzsFXFIntvrP9zVYL/EyN7T20:JLnrNWkXo1BzsdeFxzS4ydi0

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

jia0752d.com

cq0jt.sbs

whimsicalweddingrentals.com

meetsex-here.life

hhe-crv220.com

bedbillionaire.com

soycmo.com

mrawkward.xyz

11ramshornroad.com

motoyonaturals.com

thischicloves.com

gacorbet.pro

ihsanid.com

pancaketurner.com

santanarstore.com

cr3dtv.com

negotools.com

landfillequip.com

sejasuapropriachefe.com

diamant-verkopen.store

Signatures

  • Formbook

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

  • UAC bypass 3 TTPs 1 IoCs
  • Formbook payload 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\9d8bba178d59f8e1a7bbf2d793b30c58.exe
      "C:\Users\Admin\AppData\Local\Temp\9d8bba178d59f8e1a7bbf2d793b30c58.exe"
      2⤵
      • UAC bypass
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2640
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9d8bba178d59f8e1a7bbf2d793b30c58.exe" -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2744
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2668
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2640 -s 620
        3⤵
          PID:2796
      • C:\Windows\SysWOW64\wininit.exe
        "C:\Windows\SysWOW64\wininit.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2688
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:2616

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logim.jpeg

        Filesize

        84KB

        MD5

        4af00667bfa27583f95bc513f13e4786

        SHA1

        716cb7ac4a1030c9ce17ab697a61ce2588f32c2b

        SHA256

        c9eee18cc999b1f56012b4480bd0ffea79e4120ccb0ed67d798dbd72873d1fe0

        SHA512

        8f622d5da3fe5663ca64d51c8512b5c310dc1578b5696cac60051f8af78d46a4954bfbfdca7308f551aec8d619814efa1df9ddfa02a64129dbba126954ace2c4

      • C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrf.ini

        Filesize

        40B

        MD5

        2f245469795b865bdd1b956c23d7893d

        SHA1

        6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

        SHA256

        1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

        SHA512

        909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

      • C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logri.ini

        Filesize

        40B

        MD5

        d63a82e5d81e02e399090af26db0b9cb

        SHA1

        91d0014c8f54743bba141fd60c9d963f869d76c9

        SHA256

        eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

        SHA512

        38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

      • C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrv.ini

        Filesize

        40B

        MD5

        ba3b6bc807d4f76794c4b81b09bb9ba5

        SHA1

        24cb89501f0212ff3095ecc0aba97dd563718fb1

        SHA256

        6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

        SHA512

        ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

      • memory/1212-13-0x0000000003180000-0x0000000003280000-memory.dmp

        Filesize

        1024KB

      • memory/1212-24-0x00000000052A0000-0x0000000005341000-memory.dmp

        Filesize

        644KB

      • memory/2640-20-0x000007FEF5663000-0x000007FEF5664000-memory.dmp

        Filesize

        4KB

      • memory/2640-0-0x000007FEF5663000-0x000007FEF5664000-memory.dmp

        Filesize

        4KB

      • memory/2640-21-0x000007FEF5660000-0x000007FEF604C000-memory.dmp

        Filesize

        9.9MB

      • memory/2640-4-0x000007FEF5660000-0x000007FEF604C000-memory.dmp

        Filesize

        9.9MB

      • memory/2640-3-0x00000000003C0000-0x0000000000446000-memory.dmp

        Filesize

        536KB

      • memory/2640-2-0x000000001B230000-0x000000001B23E000-memory.dmp

        Filesize

        56KB

      • memory/2640-1-0x00000000003B0000-0x00000000003BE000-memory.dmp

        Filesize

        56KB

      • memory/2668-9-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/2688-14-0x0000000000B20000-0x0000000000B3A000-memory.dmp

        Filesize

        104KB

      • memory/2688-15-0x00000000000C0000-0x00000000000EF000-memory.dmp

        Filesize

        188KB

      • memory/2744-11-0x000000001B7F0000-0x000000001BAD2000-memory.dmp

        Filesize

        2.9MB

      • memory/2744-12-0x00000000028E0000-0x00000000028E8000-memory.dmp

        Filesize

        32KB

      • memory/2744-10-0x0000000002D10000-0x0000000002D90000-memory.dmp

        Filesize

        512KB