Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2024 10:07

General

  • Target

    7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe

  • Size

    1.1MB

  • MD5

    6db162a5cd29432c1922968c38d61b52

  • SHA1

    fef1f9828625cd773356a8026ba8db98ce2dff5a

  • SHA256

    0d19f3e45d3a107d0b326b3c2aa3a6cc0c8878c6424a523483408db0c196eab0

  • SHA512

    6ddcc696ae22be74197650708e1709ff45092d5549bacc159808b00f3ff409770ce7ea3438b9e7a59735a37d0281265073cc0d51d60a16809d695611d18494de

  • SSDEEP

    12288:LdD/HflxQZY976WkB5k86o6NYIBF0REAcJTlcB74mobf+0CxYoQJ74:LtHfKK76WZ86oymxcJTqB72bf5CpM74

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
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Formbook payload 2 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.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Uses the VBS compiler for execution 1 TTPs
  • 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).

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

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: MapViewOfSection 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Users\Admin\AppData\Local\Temp\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe
      "C:\Users\Admin\AppData\Local\Temp\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe"
      2⤵
      • UAC bypass
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2708
      • 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\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe" -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2840
      • C:\Windows\System32\notepad.exe
        "C:\Windows\System32\notepad.exe"
        3⤵
          PID:2848
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          3⤵
            PID:1332
          • 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:2620
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            3⤵
              PID:2664
          • C:\Windows\SysWOW64\cscript.exe
            "C:\Windows\SysWOW64\cscript.exe"
            2⤵
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:496
            • C:\Program Files\Mozilla Firefox\Firefox.exe
              "C:\Program Files\Mozilla Firefox\Firefox.exe"
              3⤵
                PID:2520

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            63KB

            MD5

            fea3b6204ddb6d3b1b55c2cd51285ec5

            SHA1

            6d20bb8aaceb11299a124b2cc1c0a018ff0f18f9

            SHA256

            50ad6e04f98aaded789e360b953e06643be58a88dcc79ea3a75e9fa18977b667

            SHA512

            6fcae7f48410e16860ab1d92c3439638e74529f6b519ecd282a40262d1760280f8b9c325699df9a6461a2aa54dd2e0ce643f4ca08e77b84e2177b6df984b18a1

          • 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/496-22-0x0000000000070000-0x000000000009F000-memory.dmp

            Filesize

            188KB

          • memory/496-21-0x0000000000B90000-0x0000000000BB2000-memory.dmp

            Filesize

            136KB

          • memory/1208-20-0x0000000000010000-0x0000000000020000-memory.dmp

            Filesize

            64KB

          • memory/1208-30-0x00000000051C0000-0x000000000527A000-memory.dmp

            Filesize

            744KB

          • memory/2620-18-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/2708-0-0x000007FEF53D3000-0x000007FEF53D4000-memory.dmp

            Filesize

            4KB

          • memory/2708-19-0x000007FEF53D0000-0x000007FEF5DBC000-memory.dmp

            Filesize

            9.9MB

          • memory/2708-4-0x0000000000660000-0x00000000006E8000-memory.dmp

            Filesize

            544KB

          • memory/2708-3-0x000007FEF53D0000-0x000007FEF5DBC000-memory.dmp

            Filesize

            9.9MB

          • memory/2708-2-0x0000000000020000-0x0000000000026000-memory.dmp

            Filesize

            24KB

          • memory/2708-1-0x0000000000E30000-0x0000000000E40000-memory.dmp

            Filesize

            64KB

          • memory/2840-17-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

            Filesize

            32KB

          • memory/2840-12-0x000000001B750000-0x000000001BA32000-memory.dmp

            Filesize

            2.9MB

          • memory/2840-11-0x0000000002B10000-0x0000000002B90000-memory.dmp

            Filesize

            512KB

          • memory/2848-9-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/2848-10-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB