Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2024, 17:03

General

  • Target

    file.exe

  • Size

    192KB

  • MD5

    ad8a02a68b36bd0c78428d3552feacce

  • SHA1

    bb5bfff621d2691a8461a77e25f87ec13957176a

  • SHA256

    3891b4ca289d3c1ed1e73d2af779191c414552b79302a3546b45a43e2afe0423

  • SHA512

    4c2f066665e23b00eed93f5e0e320af7f32238e994a86a5ce4da776c73d437517f9188ce7607e5e96813f88052eadce2f97cfef0cd72edfa607929233b3b347f

  • SSDEEP

    3072:t7GCBMxBmNVP66jWNLndbhXj8nDdl8i2VfF0fBRb2PJu9fhxsPJt17So4kKYzEO:tyCBMxBmNVPdjAnqdln2VNJP0h+f8yEO

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

3cd4672c6baedc17edab0cb86e9453d1

C2

https://t.me/jamelwt

https://steamcommunity.com/profiles/76561199761128941

https://t.me/iyigunl

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Extracted

Family

lumma

C2

https://traineiwnqo.shop/api

https://locatedblsoqp.shop/api

https://condedqpwqm.shop/api

https://millyscroqwp.shop/api

https://stagedchheiqwo.shop/api

https://stamppreewntnq.shop/api

https://caffegclasiqwp.shop/api

https://tenntysjuxmz.shop/api

Signatures

  • Detect Vidar Stealer 17 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.

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

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 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 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4488
    • 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:1032
      • C:\ProgramData\CAKKJKKECF.exe
        "C:\ProgramData\CAKKJKKECF.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:432
        • 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:1732
      • C:\ProgramData\CGHCGIIDGD.exe
        "C:\ProgramData\CGHCGIIDGD.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4336
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
            PID:2108
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:4488
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              4⤵
                PID:1012
              • 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:1332
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CBAEHCAEGDHJ" & exit
              3⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:332
              • C:\Windows\SysWOW64\timeout.exe
                timeout /t 10
                4⤵
                • System Location Discovery: System Language Discovery
                • Delays execution with timeout.exe
                PID:1472

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\CAKKJKKECF.exe

          Filesize

          290KB

          MD5

          89fc8392c1945c8171c5b4ee20433bb1

          SHA1

          b11ee5120df6a9e57b88e33e8625034a6bb52577

          SHA256

          edd392cc9be006a96876764150fe7fa98276b80d6b868d6d6cbd29cb1cc26692

          SHA512

          aa0410948b42de7daa7c182074b9aa13cd25b9f4e81d9bf8739d158357713ea449fd02510d8cb0322586184157f4b1b81b5172b838962e470f4d579d3e960016

        • C:\ProgramData\CGHCGIIDGD.exe

          Filesize

          192KB

          MD5

          ad8a02a68b36bd0c78428d3552feacce

          SHA1

          bb5bfff621d2691a8461a77e25f87ec13957176a

          SHA256

          3891b4ca289d3c1ed1e73d2af779191c414552b79302a3546b45a43e2afe0423

          SHA512

          4c2f066665e23b00eed93f5e0e320af7f32238e994a86a5ce4da776c73d437517f9188ce7607e5e96813f88052eadce2f97cfef0cd72edfa607929233b3b347f

        • C:\ProgramData\EHCAEGDHJKFH\CAKKJK

          Filesize

          160KB

          MD5

          f310cf1ff562ae14449e0167a3e1fe46

          SHA1

          85c58afa9049467031c6c2b17f5c12ca73bb2788

          SHA256

          e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

          SHA512

          1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

        • 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\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE

          Filesize

          2KB

          MD5

          41a2c3fddd3909dbeea0772de0fef843

          SHA1

          802e1409890284661b2050a337f04a4889859cb4

          SHA256

          54b7ed9f11c581f3f872bbb049e4f0b4f0ba5e008bdb00c20edd515d0322a0a6

          SHA512

          a3aac835d7dee5ae5e6a1475bb2f4f8e6b408d3248c47e59d8eb4107fc85e32704a203d111248ad5d90f9a4383b57a4a1c9500a1cd652579968e8d73269137a5

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

          Filesize

          2KB

          MD5

          c7693f99af04c4dabcf9ce0806cbae6d

          SHA1

          ed0dd4418ae6f545446d5b209ed4b6a2146623ca

          SHA256

          f10f135547845e9f5d54590a3dd8950a63f42d1cf10009912d8223ae24ef6a39

          SHA512

          5aec4ee4335c0455f02e3e140efd12b457197f54546cd463d3d60376c604d63d11cc190ebacdb03da046c58cd2e49395b33720239bb271bd7bd11177461fe7a0

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D

          Filesize

          1KB

          MD5

          75d0974a01259cf3ef547fdf260b4ea6

          SHA1

          9fa38ebe1667b9394d3a967562d1deea0c3cb117

          SHA256

          171122f83235f556901c1861a9d7bb08a6985fb4c7d608afb2aac02bbb42a03a

          SHA512

          a992ac2b897bb3dd9f4084cf7a1ffdef9f8a486531c6de9c8e3a97d9d25ffec3cf44d65a2133e0c9830cc8008ea51262f867ce65934dad1782330307fe5518e9

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE

          Filesize

          458B

          MD5

          0ae80b1819a686a665fa95b0e8dfd6df

          SHA1

          032f66e7f643cdcf0b0d5d5acdc1173011395fbd

          SHA256

          051010e2d432f5501213ebbd4803243dc0b781cc8b7002d6d3da000b9a1c8537

          SHA512

          ebd6202e3b39ff62eca64997f34ebf17995b4f97ed4a6edf69a9578ca0feb94c2302e0a6b6df24ccc65799ef50b137ede738818c678bc7429b5083d64393e254

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

          Filesize

          450B

          MD5

          95f270fe8739b5252c464f45ba87fc39

          SHA1

          544195cf662c99e3f953d7ccfe7873b70e552d74

          SHA256

          740792437d4bd253644438bb932d119def5c43e8ae75e4ebe1f1e2932f0595be

          SHA512

          411b9d23da188222857dda2fda76e1448224f3b3665632d9c998776fc4c9bff3e82a3729a98fe91cf26b3bf8edb9b243f8724ae65353abea9d143a4b9abe6031

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D

          Filesize

          458B

          MD5

          c7f1eb6b5dde31d7f64c7573ae1deeb7

          SHA1

          b3ce667f84ca64afb7e2c40e39b31badb2019ba8

          SHA256

          13223e23c566f6abe0669ede1d6c269c5636659662600e9bdeb385eb4a79669d

          SHA512

          b49eb5523917b8a0ff19323d09803b141dc1b1214137fa02b9bb3a35f894d5507ca1eae423924f2dc5ca23e6da8ea2251c20a6b171970480822dd5b1f9ce99ef

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OD2FK6XO\sql[1].dll

          Filesize

          2.3MB

          MD5

          90e744829865d57082a7f452edc90de5

          SHA1

          833b178775f39675fa4e55eab1032353514e1052

          SHA256

          036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550

          SHA512

          0a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323

        • memory/432-122-0x0000000072920000-0x00000000730D0000-memory.dmp

          Filesize

          7.7MB

        • memory/432-114-0x000000007292E000-0x000000007292F000-memory.dmp

          Filesize

          4KB

        • memory/432-115-0x0000000000DF0000-0x0000000000E3C000-memory.dmp

          Filesize

          304KB

        • memory/1032-57-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-56-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-89-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-99-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-100-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-8-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-21-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-88-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-22-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-40-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-39-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-24-0x0000000024C10000-0x0000000024E6F000-memory.dmp

          Filesize

          2.4MB

        • memory/1032-6-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1032-3-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1332-169-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1332-152-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1332-155-0x0000000020090000-0x00000000202EF000-memory.dmp

          Filesize

          2.4MB

        • memory/1332-168-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1332-151-0x0000000000400000-0x0000000000641000-memory.dmp

          Filesize

          2.3MB

        • memory/1732-117-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/1732-123-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/1732-120-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/4488-0-0x000000007534E000-0x000000007534F000-memory.dmp

          Filesize

          4KB

        • memory/4488-11-0x0000000075340000-0x0000000075AF0000-memory.dmp

          Filesize

          7.7MB

        • memory/4488-1-0x00000000009A0000-0x00000000009D4000-memory.dmp

          Filesize

          208KB

        • memory/4488-69-0x0000000075340000-0x0000000075AF0000-memory.dmp

          Filesize

          7.7MB