Analysis

  • max time kernel
    93s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 16:44

General

  • Target

    a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b.exe

  • Size

    216KB

  • MD5

    9a29528b1463ae389bd3e03e4e686a56

  • SHA1

    0cefb61f8615c6ed5606360db20adecdedf4c59c

  • SHA256

    a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b

  • SHA512

    34743dd19630de9802258476e6c9aacd14b7338c9e1c22c0369e759844b3248570b272c7edbc89079fe5eb8f375c7e2680e71f88ab5b8a4c01ba4d7ef116f9ae

  • SSDEEP

    6144:mebX1UAoZZJAttlJ7VTUEioaTwfyhv3pVdPRigEO:mejOA0ZJutHNI106hfpRhEO

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

vidar

Version

11

Botnet

3a15237aa92dcd8ccca447211fb5fc2a

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://appleboltelwk.shop/api

https://surveriysiop.shop/api

https://captainynfanw.shop/api

https://tearrybyiwo.shop/api

https://tendencerangej.shop/api

https://fossillargeiw.shop/api

https://coursedonnyre.shop/api

https://strappystyio.shop/api

https://steppyplantnw.shop/api

Signatures

  • Detect Vidar Stealer 13 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.

  • 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 2 IoCs

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

  • Executes dropped EXE 3 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 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 4 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 12 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b.exe
    "C:\Users\Admin\AppData\Local\Temp\a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1836
    • 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:1824
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminJJJKEHCAKF.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2312
        • C:\Users\AdminJJJKEHCAKF.exe
          "C:\Users\AdminJJJKEHCAKF.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3956
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            5⤵
              PID:4828
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2444
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminFBGIDHCAAK.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2572
          • C:\Users\AdminFBGIDHCAAK.exe
            "C:\Users\AdminFBGIDHCAAK.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1804
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              5⤵
                PID:640
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                5⤵
                • 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:5080
                • C:\ProgramData\KFHJJDHJEG.exe
                  "C:\ProgramData\KFHJJDHJEG.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:5088
                  • 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:5020
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 1372
                      8⤵
                      • Program crash
                      PID:868
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CFIJEBFCGDAA" & exit
                  6⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:2144
                  • C:\Windows\SysWOW64\timeout.exe
                    timeout /t 10
                    7⤵
                    • System Location Discovery: System Language Discovery
                    • Delays execution with timeout.exe
                    PID:4480
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5020 -ip 5020
        1⤵
          PID:4720

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\CFIJEBFCGDAA\HJJDGH

          Filesize

          116KB

          MD5

          f70aa3fa04f0536280f872ad17973c3d

          SHA1

          50a7b889329a92de1b272d0ecf5fce87395d3123

          SHA256

          8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

          SHA512

          30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

        • C:\ProgramData\CFIJEBFCGDAA\IEBAAF

          Filesize

          11KB

          MD5

          6a9dbe26e796bbf09b3d338d77c05813

          SHA1

          1047d496761daea253488f88277b84d8b17c5e81

          SHA256

          6003b0a5c4e1a9cdcd14691e52a68226edebff89e3b550ace3df77f55745f88e

          SHA512

          dbe6b15cbcbdb68047523f1957e562b1d54625b09c6e69c42d4444cea7492fd39b993aaee9b07e10a4f2922818dc401f6d129c5d003be5ada277b640779a57c4

        • C:\ProgramData\CFIJEBFCGDAA\JJECAA

          Filesize

          114KB

          MD5

          2e5b34ca73bac7d39579ae5af5c50268

          SHA1

          910b0865cce750b73e308d0c9314edcdcf4162bb

          SHA256

          79f7541d73ed1744fbc041fdeaf95cae2e2a43cf9d73f6d9476b67a5c2ea9695

          SHA512

          95dcb404558da6bf1b58640440f3e26b13bf53b8fe05932e85b85dea7e629a544f2bfef094fdd23fd2ad0692297aad338e23c9e6e516e5c852d6d7c1c97249fc

        • C:\ProgramData\freebl3.dll

          Filesize

          669KB

          MD5

          550686c0ee48c386dfcb40199bd076ac

          SHA1

          ee5134da4d3efcb466081fb6197be5e12a5b22ab

          SHA256

          edd043f2005dbd5902fc421eabb9472a7266950c5cbaca34e2d590b17d12f5fa

          SHA512

          0b7f47af883b99f9fbdc08020446b58f2f3fa55292fd9bc78fc967dd35bdd8bd549802722de37668cc89ede61b20359190efbfdf026ae2bdc854f4740a54649e

        • C:\ProgramData\mozglue.dll

          Filesize

          593KB

          MD5

          c8fd9be83bc728cc04beffafc2907fe9

          SHA1

          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

          SHA256

          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

          SHA512

          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

        • C:\ProgramData\msvcp140.dll

          Filesize

          439KB

          MD5

          5ff1fca37c466d6723ec67be93b51442

          SHA1

          34cc4e158092083b13d67d6d2bc9e57b798a303b

          SHA256

          5136a49a682ac8d7f1ce71b211de8688fce42ed57210af087a8e2dbc8a934062

          SHA512

          4802ef62630c521d83a1d333969593fb00c9b38f82b4d07f70fbd21f495fea9b3f67676064573d2c71c42bc6f701992989742213501b16087bb6110e337c7546

        • C:\ProgramData\nss3.dll

          Filesize

          2.0MB

          MD5

          1cc453cdf74f31e4d913ff9c10acdde2

          SHA1

          6e85eae544d6e965f15fa5c39700fa7202f3aafe

          SHA256

          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

          SHA512

          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

        • C:\ProgramData\softokn3.dll

          Filesize

          251KB

          MD5

          4e52d739c324db8225bd9ab2695f262f

          SHA1

          71c3da43dc5a0d2a1941e874a6d015a071783889

          SHA256

          74ebbac956e519e16923abdc5ab8912098a4f64e38ddcb2eae23969f306afe5a

          SHA512

          2d4168a69082a9192b9248f7331bd806c260478ff817567df54f997d7c3c7d640776131355401e4bdb9744e246c36d658cb24b18de67d8f23f10066e5fe445f6

        • C:\ProgramData\vcruntime140.dll

          Filesize

          78KB

          MD5

          a37ee36b536409056a86f50e67777dd7

          SHA1

          1cafa159292aa736fc595fc04e16325b27cd6750

          SHA256

          8934aaeb65b6e6d253dfe72dea5d65856bd871e989d5d3a2a35edfe867bb4825

          SHA512

          3a7c260646315cf8c01f44b2ec60974017496bd0d80dd055c7e43b707cadba2d63aab5e0efd435670aa77886ed86368390d42c4017fc433c3c4b9d1c47d0f356

        • C:\Users\AdminFBGIDHCAAK.exe

          Filesize

          413KB

          MD5

          76b81bbaa929e92a0885267869e62fdf

          SHA1

          16ee3b53fd9d0fe6bd7fc75ac961a21bfd9fae51

          SHA256

          f59f82ea9cbaa95389bbec5f80b427daa2e575c2827eaaede006590810809f9c

          SHA512

          67d4fb8ed2c767871a307c54fddc86fa4df07ccfa943eeb61e6e8960c4038fb8a38118a69cbb7a6364dde6c11fd3139b8c5f91e029a437dad0d39202383ac3cd

        • C:\Users\AdminJJJKEHCAKF.exe

          Filesize

          381KB

          MD5

          f5a1956973dce107d4c0b6267ce88870

          SHA1

          79a19513d7c9cff939f2881c4172a05dbaef735b

          SHA256

          7b794c5bdb820791f0359da90a9a4f258412b8feef9c6e6a0411f6aead9d3a04

          SHA512

          f42180c75c0ae8dc083c6fff98a66c0d875fadb400d7945816ea330a54777632a3a7752d3e78b90e45f58ed3d04d6708b1dcea51d82711356e6d14e405a7c579

        • memory/1804-112-0x0000000000730000-0x0000000000798000-memory.dmp

          Filesize

          416KB

        • memory/1824-13-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

        • memory/1824-96-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

        • memory/1824-99-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

        • memory/1824-5-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

        • memory/1824-10-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

        • memory/1824-12-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

        • memory/1836-1-0x0000000000E20000-0x0000000000E58000-memory.dmp

          Filesize

          224KB

        • memory/1836-2-0x00000000749A0000-0x0000000075150000-memory.dmp

          Filesize

          7.7MB

        • memory/1836-7-0x00000000749A0000-0x0000000075150000-memory.dmp

          Filesize

          7.7MB

        • memory/1836-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

          Filesize

          4KB

        • memory/1836-11-0x00000000749A0000-0x0000000075150000-memory.dmp

          Filesize

          7.7MB

        • memory/2444-101-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2444-104-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2444-106-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/3956-111-0x0000000072B70000-0x0000000073320000-memory.dmp

          Filesize

          7.7MB

        • memory/3956-97-0x0000000072B70000-0x0000000073320000-memory.dmp

          Filesize

          7.7MB

        • memory/3956-108-0x0000000072B70000-0x0000000073320000-memory.dmp

          Filesize

          7.7MB

        • memory/3956-91-0x0000000072B7E000-0x0000000072B7F000-memory.dmp

          Filesize

          4KB

        • memory/3956-92-0x0000000000580000-0x00000000005E0000-memory.dmp

          Filesize

          384KB

        • memory/5080-145-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-130-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-115-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-163-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-146-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-119-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-131-0x0000000022800000-0x0000000022A5F000-memory.dmp

          Filesize

          2.4MB

        • memory/5080-162-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-129-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-193-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-194-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-117-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-201-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/5080-202-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB