Analysis

  • max time kernel
    95s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2024 17:50

General

  • Target

    vfdsht16.exe

  • Size

    403KB

  • MD5

    4453d7bc66e29c48ed6495bfa820e5b5

  • SHA1

    da622e588d635bbadd7ff04ad3df5db191ff0549

  • SHA256

    941e7002f11290e3ed9dd99d8cc0abc62f6cf69b923ae30b89741579854a8a70

  • SHA512

    d23950922301cf5cf2e489e5d50e76f2b92ee0b02a4ec3cff532cce72ff3e86a4668d65431402b772570bc9a6d6991f7e6848991e9a66ecb2227ce4b4d5d6306

  • SSDEEP

    6144:hReQugxZ1Af9bSqoU5GMSUfoVs6ZPTl0ocTpSqN8r2JNrHzJGGO78M6p+z3ZLq2Z:huXSqoUM2qsQJ28SvrE6wLq2syEO

Malware Config

Extracted

Family

vidar

Version

11

Botnet

b26735cbe8ca9e75712ffe3aa40c4a60

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

C2

https://reinforcenh.shop/api

https://stogeneratmns.shop/api

https://fragnantbui.shop/api

https://drawzhotdog.shop/api

https://vozmeatillu.shop/api

https://offensivedzvju.shop/api

https://ghostreedmnu.shop/api

https://gutterydhowi.shop/api

Extracted

Family

vidar

Version

11

Botnet

e90840a846d017e7b095f7543cdf2d15

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

C2

https://ghostreedmnu.shop/api

https://gutterydhowi.shop/api

https://offensivedzvju.shop/api

https://vozmeatillu.shop/api

https://drawzhotdog.shop/api

https://fragnantbui.shop/api

https://stogeneratmns.shop/api

https://reinforcenh.shop/api

https://ballotnwu.site/api

Signatures

  • Detect Vidar Stealer 20 IoCs
  • Lumma Stealer, LummaC

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

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 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 3 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 8 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 4 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 59 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\vfdsht16.exe
    "C:\Users\Admin\AppData\Local\Temp\vfdsht16.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1724
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Checks computer location settings
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3828
        • C:\ProgramData\GDBKJDGIJE.exe
          "C:\ProgramData\GDBKJDGIJE.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3344
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:3796
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              4⤵
                PID:3196
              • 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:644
            • C:\ProgramData\ECFHJKEBAA.exe
              "C:\ProgramData\ECFHJKEBAA.exe"
              3⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1772
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                4⤵
                  PID:3388
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                  4⤵
                    PID:916
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                    4⤵
                      PID:1424
                    • 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:4988
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\JJJEGHDAECBF" & exit
                    3⤵
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:3624
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /t 10
                      4⤵
                      • System Location Discovery: System Language Discovery
                      • Delays execution with timeout.exe
                      PID:1740

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\ProgramData\AFCBKFHJJJKK\JJJEGH

                Filesize

                160KB

                MD5

                f310cf1ff562ae14449e0167a3e1fe46

                SHA1

                85c58afa9049467031c6c2b17f5c12ca73bb2788

                SHA256

                e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

                SHA512

                1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

              • C:\ProgramData\ECFHJKEBAA.exe

                Filesize

                403KB

                MD5

                2cce29d734ea1d227b338834698e2de4

                SHA1

                41700cd1bcf5f5bcca81ce722ed47fc17bd030c2

                SHA256

                f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d

                SHA512

                ea0b440113a225764b38ae2526a10f7e4f3081e4a353e9831cf0e846ac7ba97ea7c2b4a12ab6fac5708a7855da8967f1b6bc661757dc68d819d11887a6af20b5

              • C:\ProgramData\GDBKJDGIJE.exe

                Filesize

                376KB

                MD5

                16f5b27c9e1376c17b03bf8c5090db3c

                SHA1

                676145ab7ca93e0463b931e6a056804b8f42119e

                SHA256

                7952e7769a991c349cc092b9cb3d1505405e793b526f49c784c343dd7d3cd227

                SHA512

                23fe6e23e80257469c09ba68b2c78ee6b3c03700e8173eff4e2ca94964ad3ab8f2b0cb20dd01e483bf6b7d8de1138bc946cebba6bec10d78e7ccec6dc0c3cb5e

              • C:\ProgramData\mozglue.dll

                Filesize

                593KB

                MD5

                c8fd9be83bc728cc04beffafc2907fe9

                SHA1

                95ab9f701e0024cedfbd312bcfe4e726744c4f2e

                SHA256

                ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

                SHA512

                fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

              • C:\ProgramData\nss3.dll

                Filesize

                2.0MB

                MD5

                1cc453cdf74f31e4d913ff9c10acdde2

                SHA1

                6e85eae544d6e965f15fa5c39700fa7202f3aafe

                SHA256

                ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

                SHA512

                dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

              • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619

                Filesize

                471B

                MD5

                2d2427308444f4dcf76ef7d3a4a15671

                SHA1

                412f4955f05a781cf68b68ead5fc908f986410d5

                SHA256

                a5ee25390d9316d1996a3f52ed43a3523dcae3803d1127f546a3a9337eea9b32

                SHA512

                d9fd366db9e0728f630d5845e0ac3132c2f337c57efcede1a53193a5a6f19a9c0e3cea80122a3de6ca95b6054f3d4daf53a920f0278dc8f233f6745afadd3a7f

              • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619

                Filesize

                400B

                MD5

                55b7b7fb1a3d5af91613795736fbaff0

                SHA1

                2b47b135f9a551c48d29e07d1e6bfb75ea562a12

                SHA256

                126983482372932224a9aac7f2bb490480958c5fce954d3efe417cb6748dce17

                SHA512

                d73cc39617f4103de304afed71b4ce830d05450c834200c296b1661849788f919d2ab789f3dfd9ce0ba5935d344cbbbdcf28e241f9c903227e7403841f950c14

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8WYVOD7\76561199780418869[1].htm

                Filesize

                33KB

                MD5

                ff9dd6d8f444cfab02c3710ed92bd64c

                SHA1

                b8be64b0e2667a5d720fa7f168c165eacbcd800a

                SHA256

                3a082f3f6345b4a3e84035a8878caccb41d536054f52a17608ec4d5dbb583637

                SHA512

                1950aed4df3170689ffcbbeb2ebb080f97c8d9332eb504237cc86cc41f4ea3303f4828878b074a8a1de2e5c1c942387d9f705744a41483fe1d4ed349f406f46f

              • memory/644-107-0x0000000000400000-0x0000000000465000-memory.dmp

                Filesize

                404KB

              • memory/644-110-0x0000000000400000-0x0000000000465000-memory.dmp

                Filesize

                404KB

              • memory/644-113-0x0000000000400000-0x0000000000465000-memory.dmp

                Filesize

                404KB

              • memory/1088-11-0x0000000074790000-0x0000000074F40000-memory.dmp

                Filesize

                7.7MB

              • memory/1088-0-0x000000007479E000-0x000000007479F000-memory.dmp

                Filesize

                4KB

              • memory/1088-1-0x0000000000430000-0x0000000000498000-memory.dmp

                Filesize

                416KB

              • memory/1088-85-0x0000000074790000-0x0000000074F40000-memory.dmp

                Filesize

                7.7MB

              • memory/1772-128-0x0000000000D30000-0x0000000000D98000-memory.dmp

                Filesize

                416KB

              • memory/3344-112-0x0000000072070000-0x0000000072820000-memory.dmp

                Filesize

                7.7MB

              • memory/3344-114-0x0000000072070000-0x0000000072820000-memory.dmp

                Filesize

                7.7MB

              • memory/3344-104-0x000000007207E000-0x000000007207F000-memory.dmp

                Filesize

                4KB

              • memory/3344-105-0x0000000000570000-0x00000000005D2000-memory.dmp

                Filesize

                392KB

              • memory/3828-36-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-35-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-86-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-78-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-77-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-53-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-52-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-6-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-20-0x0000000022910000-0x0000000022B6F000-memory.dmp

                Filesize

                2.4MB

              • memory/3828-19-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-3-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-87-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-8-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/3828-18-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-134-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-132-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-141-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-142-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-143-0x000000001FEF0000-0x000000002014F000-memory.dmp

                Filesize

                2.4MB

              • memory/4988-157-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-130-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB

              • memory/4988-158-0x0000000000400000-0x0000000000676000-memory.dmp

                Filesize

                2.5MB