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Analysis

  • max time kernel
    95s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 01:16

General

  • Target

    3493ca80cb445940439578b4535ce772ced104d2de1c2ce35f203422d325508f.exe

  • Size

    293KB

  • MD5

    849e7d206dc382c53e6b1947f55e7ada

  • SHA1

    82e990d981279f85c29e6bb0bcaff8f340685964

  • SHA256

    3493ca80cb445940439578b4535ce772ced104d2de1c2ce35f203422d325508f

  • SHA512

    4c891fe3418ea839bf7b4610a5879432d83f5aad746aef3ceb5ff5c43e3ea01f0b0fcd820078f27a464c5e664dd62bc5bd73f1fbca519679cdf085143505d908

  • SSDEEP

    6144:+L3eSCmxdvcT6WUZJp1tQf+omj06nAP2mfAFyEO:sem/YU10KjAP2BFyEO

Malware Config

Extracted

Family

vidar

C2

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Extracted

Family

lumma

C2

https://questionmwq.shop/api

https://chickerkuso.shop/api

https://achievenmtynwjq.shop/api

https://puredoffustow.shop/api

https://opponnentduei.shop/api

https://metallygaricwo.shop/api

https://milldymarskwom.shop/api

https://quotamkdsdqo.shop/api

https://carrtychaintnyw.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.

  • 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 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3493ca80cb445940439578b4535ce772ced104d2de1c2ce35f203422d325508f.exe
    "C:\Users\Admin\AppData\Local\Temp\3493ca80cb445940439578b4535ce772ced104d2de1c2ce35f203422d325508f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3488
      • 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:2400
        • C:\ProgramData\IIDAAFBGDB.exe
          "C:\ProgramData\IIDAAFBGDB.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1020
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:1548
            • 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:364
          • C:\ProgramData\KKJEBAAECB.exe
            "C:\ProgramData\KKJEBAAECB.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1904
            • 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:4576
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HDGHJEBFBFHI" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2220
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:3760

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\FHJDAAEGIDHD\CFBFCG

        Filesize

        160KB

        MD5

        f310cf1ff562ae14449e0167a3e1fe46

        SHA1

        85c58afa9049467031c6c2b17f5c12ca73bb2788

        SHA256

        e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

        SHA512

        1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

      • C:\ProgramData\IIDAAFBGDB.exe

        Filesize

        354KB

        MD5

        384a847ad2833788fa253433fd2eea8d

        SHA1

        1984d8788fe40bd95a90d7d4e9dea6c4e4ff6201

        SHA256

        de30491736617249b3e80fc9436ecf0f7675b3c3014509398c3db7298f93336a

        SHA512

        bcdbd44837629d8881c29a7c7f6a2d4e98b52fbc49952bad2c89340a1dee18fac9987aaa8a3d91905a1f88a216c0e2501201a8665f3df7d5f627ff71a2418aac

      • C:\ProgramData\KKJEBAAECB.exe

        Filesize

        292KB

        MD5

        4a8a0ccfecc930091116324c79c1006e

        SHA1

        d790befcbc31a4befafeaf08879e15f99633b2a1

        SHA256

        146b7006b041d25b6846c797234f38387ec4b141c4a7e4f100d0e6d2eda29088

        SHA512

        ffef04766c2a9f9d038ccf6156ac7f03a0e0809adaf245a1347e5ece6ad31f9b37f283d71d34c031350456f30036078d5a3e97fa563bf6af6a8fcf6edeeb25d2

      • 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

        c7d6f1d1ad473815e5ce9720cdf98eb7

        SHA1

        e7a5c7eb8b106aab9a4aa0f1cea6d897701f7b39

        SHA256

        58062d352802a2d2101dfd3bf507a67dce697815d1ac52c51f102cee061c7dea

        SHA512

        8b095204af0b9cd44c6fd9b198b5a59378d04d843105370594fe689aa25200b0578d69682cb77537175436744f16c1af3d3e028de421c8bfaf039e0ed2514c8d

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

        Filesize

        2KB

        MD5

        7ec05ad5ad4ea2f59d78a181b608dfb1

        SHA1

        95dfcb1ca8c7c6353bfc940c79f877d491158faa

        SHA256

        197a38efa533f9ff60b730cbc9b5fb604893e8dfb08a9ba85f0e5424779e3759

        SHA512

        da07b1ce6b278f20a93cfb83107be1a96bd134657be71f31b314e981ae9f85a8db50ae10458612bd460baca5e9402d5bce61b11ed648b191be42882273b8c00a

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

        Filesize

        1KB

        MD5

        9ea353ed4fed6ed641da2a1a1e66cbf3

        SHA1

        42cf55d3608819795042c23df5f18fcd2b6b0c58

        SHA256

        5245794a9cb70971f00a51f56b8b5305d16629c4d0d0e95916371a20a6119485

        SHA512

        7476acf575e998c56bae27703d635c82a5cfd43f736b9618ec430168148f25d79c97ca344670298b51956ca0b3707d6499ef5865fe1b933acb948dddc822d05e

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

        Filesize

        458B

        MD5

        a5aaacf98fe07d614c010465d825c7e8

        SHA1

        eee22dd67ab676c634699e1a4d5fcdb15d2386c4

        SHA256

        e7a95766e3614a983eb3b3399b9f59e4c11b9dd7f94582afcde3f2b868755c84

        SHA512

        f592b4cacd922254b2f8eeb86c06027cb57aaf7d7068c1bb43b6d8568e549ab51d1449f41ae2b1fdcdda166203e3b0e1d831d62175b1ab120a1170613ba9a3a1

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

        Filesize

        450B

        MD5

        ea1eff232c8c9e3095225b9e53cfe4c7

        SHA1

        38a8d7611117a468c9c20b79c8e62567983729de

        SHA256

        4436ea0241a63dae969b0421a64ac8943e1e043bce537b05a7045d97a7b36fca

        SHA512

        2c5658143dacd863f2113b45eda422037904a930fb6b6910843e32a45990423ffc5dd1a9f6dab35844003adfe2b9cb66dd64c574e5a0d5ef78f7cddf34ba40bf

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

        Filesize

        458B

        MD5

        95d85d490fd03b993afa0cd54fda4918

        SHA1

        0bd99734c2588cbfadb420fef0de0c7e00d3310c

        SHA256

        a859bbffea444b00aac49d310239c7903f0dca73e31cf6150f687d65008f0485

        SHA512

        9fc0fefe7e3d6b8649e78b56b8a9a62988b8b6594aa19fcbb17e85cf375bd47ab9f69c9ab075231795135140d00339ae1bd5c9e4886d1e8521aafb51b8eee08f

      • memory/364-114-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/364-117-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/364-111-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/1020-116-0x0000000071EC0000-0x0000000072670000-memory.dmp

        Filesize

        7.7MB

      • memory/1020-118-0x0000000071EC0000-0x0000000072670000-memory.dmp

        Filesize

        7.7MB

      • memory/1020-109-0x0000000071EC0000-0x0000000072670000-memory.dmp

        Filesize

        7.7MB

      • memory/1020-108-0x0000000000FB0000-0x000000000100A000-memory.dmp

        Filesize

        360KB

      • memory/1020-107-0x0000000071ECE000-0x0000000071ECF000-memory.dmp

        Filesize

        4KB

      • memory/1904-132-0x0000000000F90000-0x0000000000FDA000-memory.dmp

        Filesize

        296KB

      • memory/2400-42-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-4-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-92-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-85-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-84-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-60-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-59-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-43-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-93-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-27-0x00000000226E0000-0x000000002293F000-memory.dmp

        Filesize

        2.4MB

      • memory/2400-26-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-25-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-9-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/2400-11-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-148-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-136-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-134-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-138-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-164-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-163-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/4576-149-0x0000000020020000-0x000000002027F000-memory.dmp

        Filesize

        2.4MB

      • memory/4576-147-0x0000000000400000-0x0000000000657000-memory.dmp

        Filesize

        2.3MB

      • memory/5056-7-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-2-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-0-0x000000007492E000-0x000000007492F000-memory.dmp

        Filesize

        4KB

      • memory/5056-1-0x00000000004A0000-0x00000000004EA000-memory.dmp

        Filesize

        296KB

      • memory/5056-6-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB