Analysis

  • max time kernel
    195s
  • max time network
    301s
  • 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 05:05

General

  • Target

    de0508dc59523293fd16b194ed4f60124d1664ea8e6c329a6c1ba2d66aa6ad89.exe

  • Size

    404KB

  • MD5

    931db1103751e5384c11f5aa6c1e0418

  • SHA1

    01fc054c4132630bca2329b893a14cd2b812bc9f

  • SHA256

    de0508dc59523293fd16b194ed4f60124d1664ea8e6c329a6c1ba2d66aa6ad89

  • SHA512

    288e1e93c4448e49fb34d9d4af13d08edddb680d4f93ea0e75c4084e09f9736b6213c7b2b1b5ecf255abfcd83def910ba8538560c500d5dd26b7d3c03777540b

  • SSDEEP

    6144:v6EaI0sylcnZP4jeTu1yZ2M0e2r/nvc11dbcTBL0v2oDA4e6imXOCVcIOsveUNXt:v66DZwpnr/vctOFoCm+CeIOsGKXEO

Malware Config

Extracted

Family

vidar

Version

11

Botnet

0a6eb69ecac8780e90fe30762716c187

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

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 54 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de0508dc59523293fd16b194ed4f60124d1664ea8e6c329a6c1ba2d66aa6ad89.exe
    "C:\Users\Admin\AppData\Local\Temp\de0508dc59523293fd16b194ed4f60124d1664ea8e6c329a6c1ba2d66aa6ad89.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3320
    • 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:2476
      • C:\ProgramData\GCFCFCGCGI.exe
        "C:\ProgramData\GCFCFCGCGI.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:772
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
            PID:4576
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:2480
            • 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:4992
          • C:\ProgramData\BKKJDBFBKK.exe
            "C:\ProgramData\BKKJDBFBKK.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1484
            • 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:4804
          • C:\ProgramData\HJJEGCAAEC.exe
            "C:\ProgramData\HJJEGCAAEC.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4572
            • 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:4204
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminIDHDGIEHJJ.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:3572
                • C:\Users\AdminIDHDGIEHJJ.exe
                  "C:\Users\AdminIDHDGIEHJJ.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  PID:3116
                  • 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:1996
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminBKFCBFCBFB.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                PID:2512
                • C:\Users\AdminBKFCBFCBFB.exe
                  "C:\Users\AdminBKFCBFCBFB.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  PID:32
                  • 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:4528
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GIJEBKECBAKF" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2384
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:1380

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\ProgramData\BKKJDBFBKK.exe

        Filesize

        404KB

        MD5

        38dabc7063c0a175a12c30bd44cf3dbc

        SHA1

        6d7aabebd8a417168e220c7497f4bc38c314da3b

        SHA256

        de664956d799e59e1cca0788d545922ee420e3afdcf277442f148f52bc78df89

        SHA512

        674760ad37cf7886ca4cd786e4d1966d3827fdad008a85a125e18bd474d073dae8d4296427253bb86e78d3173a300611ee5eb2e01c1f968700679350fc17a24d

      • C:\ProgramData\GCFCFCGCGI.exe

        Filesize

        371KB

        MD5

        32c2e31313c3df4a7a36c72503a5beba

        SHA1

        1c88051112dab0e306cadd9ee5d65f8dc229f079

        SHA256

        f1fa2872fcd33c6dbce8d974c0c0381c0762d46a53ceaca14a29727ad02baef3

        SHA512

        ee04d786e53f7fa203dbc4f8c018c72a907dabbd2d1c57e219b2ccc2dbd9d79a4ee8580b98f9b5c5024e628c0207cdd2bf93b9468e457f4ee00326c7c689f1ae

      • C:\ProgramData\HJJEGCAAEC.exe

        Filesize

        326KB

        MD5

        2832fbde1cf7ea83bd6fd6a4a5e8fe15

        SHA1

        1ced7a749d257091e0c3b75605fd3bc005e531de

        SHA256

        2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375

        SHA512

        c69f1197a0c74d057ab569d35c9af675fc465ce6abcc6c8fc32b316d3586871a426d7ab904c43827be7413748f0f45f7f3689076ca031fd858a4a8abf78b9299

      • C:\ProgramData\IDAAFBGD

        Filesize

        92KB

        MD5

        55d8864e58f075cbe2dbd43a1b2908a9

        SHA1

        0d7129d95fa2ddb7fde828b22441dc53dffc5594

        SHA256

        e4e07f45a83a87aff5e7f99528464abaad495499e9e2e3e0fcd5897819f88581

        SHA512

        89ce123d2685448826f76dce25292b2d2d525efd8b78fd9235d1e357ad7ae2d4b3461ef903e2994cd2b8e28f56b0cc50137dd90accdd3f281472e488f6c7cf2e

      • C:\ProgramData\IIEGHJJDGHCA\CAAKFI

        Filesize

        20KB

        MD5

        c9ff7748d8fcef4cf84a5501e996a641

        SHA1

        02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

        SHA256

        4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

        SHA512

        d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

      • C:\ProgramData\IIEGHJJDGHCA\KEHCAF

        Filesize

        148KB

        MD5

        90a1d4b55edf36fa8b4cc6974ed7d4c4

        SHA1

        aba1b8d0e05421e7df5982899f626211c3c4b5c1

        SHA256

        7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

        SHA512

        ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

      • C:\ProgramData\IIEGHJJDGHCA\KEHCAF

        Filesize

        46KB

        MD5

        02d2c46697e3714e49f46b680b9a6b83

        SHA1

        84f98b56d49f01e9b6b76a4e21accf64fd319140

        SHA256

        522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

        SHA512

        60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

      • C:\ProgramData\JJKFBFIJJECGCAAAFCBG

        Filesize

        6KB

        MD5

        78d7360daea2f82fcfa94a398aa11268

        SHA1

        2a3b7b41e27ad636434e1cb76d723dadd67336cc

        SHA256

        fe7befc1082205dbb7942aab50b3b41e08db22355af4f411ee79fcf60a883632

        SHA512

        886e5c8636288fb05124c0c16d7261fc237f1df9637e833100d6e75a462d5c2546684474f089654cce433637d2fcc1a71c37dcde72bb83ce5d9a638fd1d85c65

      • C:\ProgramData\msvcp140.dll

        Filesize

        1024B

        MD5

        458532781441ed7f121a3cc4e6f63b14

        SHA1

        f3e84e6a4179fb84f0b0a008f858fd878a1d35b5

        SHA256

        be23585ccb1f4d5389af6747a03cb83f4508e333ea885027d04045fb7c6b5a5c

        SHA512

        3b823102f72d45527c51ad39de238cb4dc38a1b6bfa25c0087aa35d65f3628c4f0f2b718bdd8dc7abf4c69f67944d63ca2b7f402047946ce5d7950a961aefb56

      • C:\ProgramData\vcruntime140.dll

        Filesize

        4KB

        MD5

        b24c62e1b4995de7e46d27a39a26454e

        SHA1

        d9f928a643501936ddef2013bcd7375e09a94da6

        SHA256

        8383fb98ea7e95d41ea3b4f7c2956f37bd23168780260eb97dbdfe516bf6a482

        SHA512

        f611fa714361de9f7dd618e1f3cd9a344c17bd0cb3703ac01da2c5c7402c650b9b4ffdffcddf71505887931ad4f2489db8f7833e3b6d101d1d91aa752cb54ddc

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

        Filesize

        425B

        MD5

        605f809fab8c19729d39d075f7ffdb53

        SHA1

        c546f877c9bd53563174a90312a8337fdfc5fdd9

        SHA256

        6904d540649e76c55f99530b81be17e099184bb4cad415aa9b9b39cc3677f556

        SHA512

        82cc12c3186ae23884b8d5c104638c8206272c4389ade56b926dfc1d437b03888159b3c790b188b54d277a262e731927e703e680ea642e1417faee27443fd5b3

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

        Filesize

        2.3MB

        MD5

        90e744829865d57082a7f452edc90de5

        SHA1

        833b178775f39675fa4e55eab1032353514e1052

        SHA256

        036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550

        SHA512

        0a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\R01KHO1D.cookie

        Filesize

        104B

        MD5

        a4fb684c8990b9582557b271a29720fa

        SHA1

        40a92ae8606d5fa9cfc3102ff125c1d23ae778aa

        SHA256

        5cf44a3b89ba77c515ddddd3f8ff997ff78ed58a859c6489a03672e2d483ffe9

        SHA512

        baaa38b45b1fc1d28216da82c5b0fd2c006f03501c61f31c35ab6538a8331c3745774dcc2bf5e66a741eeed1812744aafdbe96bd08f05060f95bfb38793efa78

      • \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/772-87-0x0000000071610000-0x0000000071CFE000-memory.dmp

        Filesize

        6.9MB

      • memory/772-88-0x0000000071610000-0x0000000071CFE000-memory.dmp

        Filesize

        6.9MB

      • memory/772-80-0x000000007161E000-0x000000007161F000-memory.dmp

        Filesize

        4KB

      • memory/772-79-0x0000000000A50000-0x0000000000AB0000-memory.dmp

        Filesize

        384KB

      • memory/1484-96-0x0000000000BE0000-0x0000000000C4A000-memory.dmp

        Filesize

        424KB

      • memory/1996-225-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/1996-226-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/1996-228-0x000000001F540000-0x000000001F79F000-memory.dmp

        Filesize

        2.4MB

      • memory/2476-6-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-70-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-62-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-71-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-19-0x0000000020400000-0x000000002065F000-memory.dmp

        Filesize

        2.4MB

      • memory/2476-8-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-34-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-35-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-43-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-3-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-63-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2476-18-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/3320-44-0x00000000732C0000-0x00000000739AE000-memory.dmp

        Filesize

        6.9MB

      • memory/3320-11-0x00000000732C0000-0x00000000739AE000-memory.dmp

        Filesize

        6.9MB

      • memory/3320-0-0x00000000732CE000-0x00000000732CF000-memory.dmp

        Filesize

        4KB

      • memory/3320-1-0x0000000000E00000-0x0000000000E6A000-memory.dmp

        Filesize

        424KB

      • memory/4204-114-0x0000000000400000-0x0000000000661000-memory.dmp

        Filesize

        2.4MB

      • memory/4204-116-0x0000000000400000-0x0000000000661000-memory.dmp

        Filesize

        2.4MB

      • memory/4204-117-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4572-112-0x0000000000A90000-0x0000000000AE6000-memory.dmp

        Filesize

        344KB

      • memory/4804-100-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-189-0x00000000201B0000-0x000000002040F000-memory.dmp

        Filesize

        2.4MB

      • memory/4804-181-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-180-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-214-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-102-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-224-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4804-98-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/4992-84-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4992-86-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4992-82-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB