Analysis

  • max time kernel
    94s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 01:56

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

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

ffa0fc7713f6625bf874f947bcf3df53

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

C2

https://offensivedzvju.shop/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).

  • Program crash 1 IoCs
  • 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 47 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:2540
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1096
      • 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:4488
        • C:\ProgramData\DBKEGCAEGI.exe
          "C:\ProgramData\DBKEGCAEGI.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:464
          • 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:4968
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 1368
              5⤵
              • Program crash
              PID:2540
        • C:\ProgramData\CBKFIECBGD.exe
          "C:\ProgramData\CBKFIECBGD.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4304
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:1796
            • 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:1536
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IJEGDBGDBFIJ" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1336
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4968 -ip 4968
        1⤵
          PID:4772

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\CBKFIECBGD.exe

          Filesize

          5.4MB

          MD5

          8d556f35d2768d27b334d0e76d4d3295

          SHA1

          33f2fbfe5c2b3d3d470bbf28c20e15283e20717c

          SHA256

          2bdab82a67299ff24cca7e0884c17fab80f45b364ba718142c80bdfbd573b581

          SHA512

          eadec8014bc15d1f72c44e5a45a2546a450d3c529aecc21d850ea50ebda1b5d47d569b4c6aef4215c402db87efbac7550736d28bc101d920f900ea80f83bc4ea

        • C:\ProgramData\DBKEGCAEGI.exe

          Filesize

          371KB

          MD5

          687846a623c1fe1da95f0fa2fe4479df

          SHA1

          6609d10980800b669e723d4c660c421e27695a29

          SHA256

          bfc7b367d52504b184d127e385219006c1efc7e985d608c000e5eb3a204fc779

          SHA512

          fe150d4f02532ca3d5aa37c6d14741a0a9c0290854ac6924da282ad6585b47bf98e8443aa4281ea89788b8e906f8d11d49b3e88a11e10d4d67b6e2605004a9c3

        • C:\ProgramData\EBFBKFBGIIID\BAAAAK

          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\8B2B9A00839EED1DFDCCC3BFC2F5DF12

          Filesize

          1KB

          MD5

          7fb5fa1534dcf77f2125b2403b30a0ee

          SHA1

          365d96812a69ac0a4611ea4b70a3f306576cc3ea

          SHA256

          33a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f

          SHA512

          a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

          Filesize

          436B

          MD5

          971c514f84bba0785f80aa1c23edfd79

          SHA1

          732acea710a87530c6b08ecdf32a110d254a54c8

          SHA256

          f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

          SHA512

          43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

          Filesize

          174B

          MD5

          8ea948bc93886eea2d52adff918c1e35

          SHA1

          c3c2f984c122a1e30cb446fa90d295781bc87e49

          SHA256

          4c27ea747a2a88879e9af9fb191dfd958c4c3c0c651e1dc1512553c10aba6503

          SHA512

          80b9aec1b85bff1a07ba613a7bc8c19377493f7b89412b239f5afe4e839546ea03eab24d0bff862515fcd231dbf5b861afebc49aa9acfa28303604a507844b09

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

          Filesize

          170B

          MD5

          fa6ff57ad56081d203a66e77844ebc27

          SHA1

          0eb52760a2514657fc1f4a22925a14619bef8816

          SHA256

          1fd7d5ce623767cacd818f43bebcdaee36cbdddd124eefe82230ac2c424e1789

          SHA512

          ff033bc8693e96d6b177dbf1e81d6ff4d534e441d327ef2bc15db3028084e37476024613e98c04ec56134ceb6e1f1a2ad45b6ef0be90952170837ea091073857

        • memory/464-117-0x000000007267E000-0x000000007267F000-memory.dmp

          Filesize

          4KB

        • memory/464-118-0x0000000000ED0000-0x0000000000F30000-memory.dmp

          Filesize

          384KB

        • memory/464-178-0x0000000072670000-0x0000000072E20000-memory.dmp

          Filesize

          7.7MB

        • memory/464-122-0x0000000072670000-0x0000000072E20000-memory.dmp

          Filesize

          7.7MB

        • memory/1536-153-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-176-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-155-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-156-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

        • memory/1536-144-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-146-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-177-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/1536-142-0x0000000000400000-0x0000000000B77000-memory.dmp

          Filesize

          7.5MB

        • memory/2540-101-0x0000000074E00000-0x00000000755B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2540-5-0x0000000074E00000-0x00000000755B0000-memory.dmp

          Filesize

          7.7MB

        • memory/2540-1-0x0000000000220000-0x000000000028A000-memory.dmp

          Filesize

          424KB

        • memory/2540-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

          Filesize

          4KB

        • memory/4304-140-0x0000000000E50000-0x00000000013BA000-memory.dmp

          Filesize

          5.4MB

        • memory/4488-102-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-3-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-62-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-63-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-45-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-28-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-7-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-9-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-103-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-27-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-46-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-30-0x0000000022990000-0x0000000022BEF000-memory.dmp

          Filesize

          2.4MB

        • memory/4488-94-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4488-93-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4968-154-0x0000000000400000-0x0000000000463000-memory.dmp

          Filesize

          396KB

        • memory/4968-120-0x0000000000400000-0x0000000000463000-memory.dmp

          Filesize

          396KB

        • memory/4968-124-0x0000000000400000-0x0000000000463000-memory.dmp

          Filesize

          396KB

        • memory/4968-126-0x0000000000400000-0x0000000000463000-memory.dmp

          Filesize

          396KB