Analysis

  • max time kernel
    134s
  • max time network
    246s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    30-09-2024 05:02

General

  • Target

    6335282918d5ab79ed7704a1dc655915f829c435997e31d20780d6eda030a440.exe

  • Size

    403KB

  • MD5

    252a19a2ffc2aaee5ed5d3f84ba30d38

  • SHA1

    7f4772d99549926dc85744656e339d8aea46a414

  • SHA256

    6335282918d5ab79ed7704a1dc655915f829c435997e31d20780d6eda030a440

  • SHA512

    14b6a0ca204ce260a66b9d6c1b95f52bd8b3e618fd10ebbcdf4ee3a83812a2ebdc5a9a0b65c048b99f9a710b9d4265d4a1b41edaf82141a02256aebadf8a71db

  • SSDEEP

    12288:cekXGMQ2zoxTMB6hbaJpbyLDFUGKpg1rUH7XoOEO:cecL8dMB6hgpbwDY+KXoOt

Malware Config

Extracted

Family

vidar

Version

11

Botnet

6c8ce6f422a1d9cf34f23d1c2168e754

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

Extracted

Family

vidar

Version

11

Botnet

a669a86f8433a1e88901711c0f772c97

C2

https://t.me/jamsemlg

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

lumma

C2

https://possiwreeste.site/api

https://underlinemdsj.site/api

https://chaptermusu.store/api

Signatures

  • Detect Vidar Stealer 20 IoCs
  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Stealc

    Stealc is an infostealer written in C++.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 6 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

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

  • Checks processor information in registry 2 TTPs 8 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6335282918d5ab79ed7704a1dc655915f829c435997e31d20780d6eda030a440.exe
    "C:\Users\Admin\AppData\Local\Temp\6335282918d5ab79ed7704a1dc655915f829c435997e31d20780d6eda030a440.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:828
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2444
        • C:\ProgramData\DGHIDHCAAK.exe
          "C:\ProgramData\DGHIDHCAAK.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3568
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4160
        • C:\ProgramData\KKJJEBFCGD.exe
          "C:\ProgramData\KKJJEBFCGD.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2792
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:988
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              4⤵
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              PID:5108
          • C:\ProgramData\AEHIJKKFHI.exe
            "C:\ProgramData\AEHIJKKFHI.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3448
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              4⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1084
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminCBAKEBGIID.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:916
                • C:\Users\AdminCBAKEBGIID.exe
                  "C:\Users\AdminCBAKEBGIID.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  PID:4216
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                    7⤵
                    • System Location Discovery: System Language Discovery
                    • Checks processor information in registry
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1404
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminIJKFHIIEHI.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                PID:1988
                • C:\Users\AdminIJKFHIIEHI.exe
                  "C:\Users\AdminIJKFHIIEHI.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  PID:4332
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                    7⤵
                    • System Location Discovery: System Language Discovery
                    PID:4116
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GHDBKJKJKKJD" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2636
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:2128

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\ProgramData\AEHIJKKFHI.exe

        Filesize

        326KB

        MD5

        2832fbde1cf7ea83bd6fd6a4a5e8fe15

        SHA1

        1ced7a749d257091e0c3b75605fd3bc005e531de

        SHA256

        2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375

        SHA512

        c69f1197a0c74d057ab569d35c9af675fc465ce6abcc6c8fc32b316d3586871a426d7ab904c43827be7413748f0f45f7f3689076ca031fd858a4a8abf78b9299

      • C:\ProgramData\CFBAKEHI

        Filesize

        92KB

        MD5

        dc89cfe2a3b5ff9acb683c7237226713

        SHA1

        24f19bc7d79fa0c5af945b28616225866ee51dd5

        SHA256

        ceddefa824f1dd6e7e669d4470e18e557c22fe73359f5b31edf4537473b96148

        SHA512

        ee5d047e1124351997ecfaa5c8bd3e9ce8a974ac281675cda4d0a55e40f3883336a2378b9ebf3d1f227d01b386c26473c32e39bcab836da2b392bf778a6cf5c2

      • C:\ProgramData\DGHIDHCAAK.exe

        Filesize

        371KB

        MD5

        32c2e31313c3df4a7a36c72503a5beba

        SHA1

        1c88051112dab0e306cadd9ee5d65f8dc229f079

        SHA256

        f1fa2872fcd33c6dbce8d974c0c0381c0762d46a53ceaca14a29727ad02baef3

        SHA512

        ee04d786e53f7fa203dbc4f8c018c72a907dabbd2d1c57e219b2ccc2dbd9d79a4ee8580b98f9b5c5024e628c0207cdd2bf93b9468e457f4ee00326c7c689f1ae

      • C:\ProgramData\EGHJKFHJJJKJJJJKEHCB

        Filesize

        6KB

        MD5

        b8290bc34bda5e180ed7989acfbec608

        SHA1

        280c5775cb9220c9d7e6cc6b2965474ab386dec8

        SHA256

        9fd9c708f0cf64a14b7252b1848601ea4347694e88f75ae72334802d3787d9df

        SHA512

        133f22fd60ac22fc7277f4efe84c9e2139e7ba517fab5ad9274e4d412b04d13d89e9066704133adf0679a8d018cdee5ac0de88b474d341113f42cd322441f78f

      • C:\ProgramData\GHDBKJKJKKJD\HDBGHD

        Filesize

        148KB

        MD5

        90a1d4b55edf36fa8b4cc6974ed7d4c4

        SHA1

        aba1b8d0e05421e7df5982899f626211c3c4b5c1

        SHA256

        7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

        SHA512

        ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

      • C:\ProgramData\GHDBKJKJKKJD\HDBGHD

        Filesize

        46KB

        MD5

        02d2c46697e3714e49f46b680b9a6b83

        SHA1

        84f98b56d49f01e9b6b76a4e21accf64fd319140

        SHA256

        522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

        SHA512

        60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

      • C:\ProgramData\GHDBKJKJKKJD\IEHDBG

        Filesize

        20KB

        MD5

        c9ff7748d8fcef4cf84a5501e996a641

        SHA1

        02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

        SHA256

        4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

        SHA512

        d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

      • C:\ProgramData\KKJJEBFCGD.exe

        Filesize

        404KB

        MD5

        38dabc7063c0a175a12c30bd44cf3dbc

        SHA1

        6d7aabebd8a417168e220c7497f4bc38c314da3b

        SHA256

        de664956d799e59e1cca0788d545922ee420e3afdcf277442f148f52bc78df89

        SHA512

        674760ad37cf7886ca4cd786e4d1966d3827fdad008a85a125e18bd474d073dae8d4296427253bb86e78d3173a300611ee5eb2e01c1f968700679350fc17a24d

      • C:\ProgramData\freebl3.dll

        Filesize

        26KB

        MD5

        7a13b9f45a724d5e25d4d543f8ba3a2a

        SHA1

        4587b8d6ec6c755b9ef854bfd7dd3a0211b573ac

        SHA256

        a4f4f35660a6e0d64afcfeda62ef349f3f6eae62707261a05d5bdee4ad5e657e

        SHA512

        5adceaf7055480d065bf6fdb20ea67284f7340d97cb8a6ea5383b23a9884f418245cee1647ec8eb5045133b4105e6a25c05a00c67f6b5ee0127a2b86d42c2e3b

      • C:\ProgramData\softokn3.dll

        Filesize

        5KB

        MD5

        d943fd798a20d796fa01aeed03b41ea0

        SHA1

        a53c656ef11eeba2931e8528c0c5f394b057cb82

        SHA256

        aefddefcb6b178882c16252df82353839ecb4a5219974c40314735dba0821768

        SHA512

        36a8567a757d5b3f286f4e5dd04a7732a413bcc469e12919c5075d04d88bab4454f5e359ed2c8d75168b4e1545191755ca2be19ee2ee427d08521593507ad425

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

        Filesize

        425B

        MD5

        605f809fab8c19729d39d075f7ffdb53

        SHA1

        c546f877c9bd53563174a90312a8337fdfc5fdd9

        SHA256

        6904d540649e76c55f99530b81be17e099184bb4cad415aa9b9b39cc3677f556

        SHA512

        82cc12c3186ae23884b8d5c104638c8206272c4389ade56b926dfc1d437b03888159b3c790b188b54d277a262e731927e703e680ea642e1417faee27443fd5b3

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\B4U56X23\sql[1].dll

        Filesize

        2.3MB

        MD5

        90e744829865d57082a7f452edc90de5

        SHA1

        833b178775f39675fa4e55eab1032353514e1052

        SHA256

        036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550

        SHA512

        0a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\8C54L6VF.cookie

        Filesize

        103B

        MD5

        7ad1571ed00f5c6e239c8fdd9eb12dac

        SHA1

        88b456cf45b904d505cec7220f556203806980b7

        SHA256

        7dd5d2ae0b41bb31e13a526c5f2dbad2ed1ab386472ecc77de87c0f36abbe567

        SHA512

        4165ee83a69b24ac4da99dc1b034bbf220bc0d883040f41070177c35fc8f8af905e0f4fc6b18ca87cbd6a79cc454804c56b20b9c44db67d05c50fa076970943c

      • \ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • \ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • memory/1084-117-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/1084-116-0x0000000000400000-0x0000000000661000-memory.dmp

        Filesize

        2.4MB

      • memory/1084-114-0x0000000000400000-0x0000000000661000-memory.dmp

        Filesize

        2.4MB

      • memory/1404-227-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/1404-226-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/1404-229-0x0000000020100000-0x000000002035F000-memory.dmp

        Filesize

        2.4MB

      • memory/2232-46-0x0000000073050000-0x000000007373E000-memory.dmp

        Filesize

        6.9MB

      • memory/2232-0-0x000000007305E000-0x000000007305F000-memory.dmp

        Filesize

        4KB

      • memory/2232-1-0x0000000000680000-0x00000000006E8000-memory.dmp

        Filesize

        416KB

      • memory/2232-11-0x0000000073050000-0x000000007373E000-memory.dmp

        Filesize

        6.9MB

      • memory/2444-21-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-38-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-3-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-8-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-6-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-73-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-72-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-65-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-64-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-20-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-37-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2444-22-0x000000001FB00000-0x000000001FD5F000-memory.dmp

        Filesize

        2.4MB

      • memory/2792-96-0x0000000000380000-0x00000000003EA000-memory.dmp

        Filesize

        424KB

      • memory/3448-112-0x0000000000C60000-0x0000000000CB6000-memory.dmp

        Filesize

        344KB

      • memory/3568-81-0x00000000710BE000-0x00000000710BF000-memory.dmp

        Filesize

        4KB

      • memory/3568-82-0x00000000003F0000-0x0000000000450000-memory.dmp

        Filesize

        384KB

      • memory/4160-86-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4160-84-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4160-88-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/5108-98-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-223-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-224-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-209-0x00000000222C0000-0x000000002251F000-memory.dmp

        Filesize

        2.4MB

      • memory/5108-181-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-180-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-100-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/5108-102-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB