Analysis

  • max time kernel
    95s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2024 10:52

General

  • Target

    65356ac76d8f957aae149b790e52305ea0b285fe157a1e438c4500abc9bb810a.exe

  • Size

    217KB

  • MD5

    65db2eb88c0efcfc9f58d8d7b47320a0

  • SHA1

    f55df2d7ad79f6ac232cb1734c37ff97184f22fb

  • SHA256

    65356ac76d8f957aae149b790e52305ea0b285fe157a1e438c4500abc9bb810a

  • SHA512

    b1117b8145b9496c5e98b0ed5ab368bd8109f199ddbf5aceca0bcab2c27a8a5212f1c04bb0e066bf20d56ed1f16e50273b1e18ebcf2b6aa9fb124620e9bb6e32

  • SSDEEP

    3072:FUcJWOKIpK3eTm+o21xroGhtypsch2wJYPPEV5g9Mo5yurTisSWWqwdASPF1CoIu:wqpcejo21doGssckZKsZQKTdyu0TCqEO

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

vidar

Version

10.8

Botnet

dbd9cbe5987c13eba51899f4a06d17a4

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://charecteristicdxp.shop/api

https://potentioallykeos.shop/api

https://interactiedovspm.shop/api

https://cagedwifedsozm.shop/api

https://deicedosmzj.shop/api

https://southedhiscuso.shop/api

https://consciousourwi.shop/api

https://tenntysjuxmz.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).

  • 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 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65356ac76d8f957aae149b790e52305ea0b285fe157a1e438c4500abc9bb810a.exe
    "C:\Users\Admin\AppData\Local\Temp\65356ac76d8f957aae149b790e52305ea0b285fe157a1e438c4500abc9bb810a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4188
      • 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:4128
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c start "" "C:\ProgramData\CAFBGHIDBG.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3756
          • C:\ProgramData\CAFBGHIDBG.exe
            "C:\ProgramData\CAFBGHIDBG.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4264
            • 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:4676
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c start "" "C:\ProgramData\AAAEBAFBGI.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5040
          • C:\ProgramData\AAAEBAFBGI.exe
            "C:\ProgramData\AAAEBAFBGI.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1848
            • 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:1484
              • C:\ProgramData\KKEBKJJDGH.exe
                "C:\ProgramData\KKEBKJJDGH.exe"
                6⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:3092
                • 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:1264
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AAFIDGCFHIEH" & exit
                6⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:3616
                • C:\Windows\SysWOW64\timeout.exe
                  timeout /t 10
                  7⤵
                  • System Location Discovery: System Language Discovery
                  • Delays execution with timeout.exe
                  PID:1868

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\AAAEBAFBGI.exe

      Filesize

      201KB

      MD5

      740d1b3b0a1bac3fe2921d970a3b0580

      SHA1

      509240573e0d89ec0e21b00ec49e992e4d49a3bb

      SHA256

      e0ae11b63cd334951c8acc14fe12a756de3eab3dfaa1f648a5443f07d0381f9a

      SHA512

      b8dd6e97c4f683d2222c46713abb489960671eb741d65cfa2a2bdb092939d6a45a5ae2e848e31328d610c4e66c78366ee429c5820816b0118ea4161b0de743fd

    • C:\ProgramData\AAFIDGCFHIEH\AEGHJK

      Filesize

      116KB

      MD5

      f70aa3fa04f0536280f872ad17973c3d

      SHA1

      50a7b889329a92de1b272d0ecf5fce87395d3123

      SHA256

      8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

      SHA512

      30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

    • C:\ProgramData\AAFIDGCFHIEH\BKJKEB

      Filesize

      11KB

      MD5

      eb70562247f0c97052f6769a6181f9ff

      SHA1

      c4d6eec16d911d669ca5bdeeb020e9a9a1ca8b19

      SHA256

      864045424547d468aec370c56c5da36bd5076e934688edeea56ac89dfc515173

      SHA512

      5a584c278c37a805c2a20bad5f26987e8c888e708d7dc00753a3103c3b4e5d2cb73d7b1b50c6d65ee73c221ad1e41c65135938d0c040263efef18cf12a3934de

    • C:\ProgramData\AAFIDGCFHIEH\GIEBFH

      Filesize

      114KB

      MD5

      242b4242b3c1119f1fb55afbbdd24105

      SHA1

      e1d9c1ed860b67b926fe18206038cd10f77b9c55

      SHA256

      2d0e57c642cc32f10e77a73015075c2d03276dd58689944b01139b2bde8a62a1

      SHA512

      7d1e08dc0cf5e241bcfe3be058a7879b530646726c018bc51cc4821a7a41121bcda6fbfdeeca563e3b6b5e7035bdd717781169c3fdbd2c74933390aa9450c684

    • C:\ProgramData\CAFBGHIDBG.exe

      Filesize

      288KB

      MD5

      aa9d133247a4484f9cb9afd482789229

      SHA1

      6b149f82918bca4f1fd43bf630566a14872b23f9

      SHA256

      4195f3692d9d8a45d39993e15b454b893451224a1f08452ca7e3fc42ec340373

      SHA512

      3ce3405280c6e9230851ee9384b3a89c47e3e886cdb36184b805388029286fc02594e32517369dc6f3c92425c5d4aeb5a5af3829dc606b3fae9745a69ec411e3

    • 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

    • memory/1484-103-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-190-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-199-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-198-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-197-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-153-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-102-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-144-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-105-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-189-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-119-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-121-0x00000000200B0000-0x000000002030F000-memory.dmp

      Filesize

      2.4MB

    • memory/1484-135-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1484-136-0x0000000000400000-0x0000000000641000-memory.dmp

      Filesize

      2.3MB

    • memory/1848-100-0x0000000000C70000-0x0000000000CA4000-memory.dmp

      Filesize

      208KB

    • memory/3992-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

      Filesize

      4KB

    • memory/3992-9-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/3992-6-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/3992-1-0x00000000002B0000-0x00000000002E8000-memory.dmp

      Filesize

      224KB

    • memory/4128-11-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/4128-8-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/4128-5-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/4128-3-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/4128-109-0x0000000000400000-0x0000000000643000-memory.dmp

      Filesize

      2.3MB

    • memory/4264-94-0x0000000000F20000-0x0000000000F6A000-memory.dmp

      Filesize

      296KB

    • memory/4264-92-0x000000007273E000-0x000000007273F000-memory.dmp

      Filesize

      4KB

    • memory/4676-96-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/4676-97-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB