Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 18:45

General

  • Target
    396f1cb4da29ede25ae6a96ae09db11e093c207fdbb3dd43b5b5fa1bf2828312.exe
  • Size 19.3MB
  • Sample260712-xecbrshv7s
  • SHA256 396f1cb4da29ede25ae6a96ae09db11e093c207fdbb3dd43b5b5fa1bf2828312
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • redline

Botnet
  • fff

C2
  • 196.251.107.104:1912

Extracted

Family
  • xtinyloader

C2
  • 62.60.226.159/xvzpjyddlu/getdata.php

  • 178.16.53.7/xvzpjyddlu/getdata.php

Wallets
  • 1CT9Eb4V8kJ5HPLpSQhTBj1ZNPKiJwfLUc

  • 0x86d1878b2512c3b82d8fe1606f134a72c243fd59

  • Lh3d24KLT8urgymyFdMj1r5gmSmNmVsXzX

  • TFt73hYpNDQvxASvcc5WFdMjBeEaJyh5cR

Extracted

Family
  • stealc

Botnet
  • buildzz

C2
  • http://196.251.107.130

Attributes
  • url_path

    /d3c530aa5a241a37405b.php

rc4.traffic_key
rc4.C2

Signatures

  • Family: RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Family: Stealc

    Stealc is an infostealer written in C++.

  • Family: XTinyLoader

    XTinyLoader is a modular loader and stealer.

  • Detects Stealc stealer Version 2 1 IoCs
  • RedLine payload 2 IoCs
  • Executes dropped EXE 15 IoCs
  • Loads dropped DLL 22 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 64 IoCs
  • Detects Pyinstaller 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\396f1cb4da29ede25ae6a96ae09db11e093c207fdbb3dd43b5b5fa1bf2828312.exe
      "C:\Users\Admin\AppData\Local\Temp\396f1cb4da29ede25ae6a96ae09db11e093c207fdbb3dd43b5b5fa1bf2828312.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3352
      • C:\Users\Admin\AppData\Roaming\defconhost.exe
        "C:\Users\Admin\AppData\Roaming\defconhost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:6140
        • C:\Windows\System32\cmd.exe
          /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "$99defconhost.exe" /t REG_SZ /d "C:\Users\Admin\Documents\$99defconhost.exe" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3700
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "$99defconhost.exe" /t REG_SZ /d "C:\Users\Admin\Documents\$99defconhost.exe" /f
            5⤵
            • Adds Run key to start application
            PID:1600
      • C:\Users\Admin\AppData\Roaming\syshuge.exe
        "C:\Users\Admin\AppData\Roaming\syshuge.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3284
      • C:\Users\Admin\AppData\Roaming\snovmx.exe
        "C:\Users\Admin\AppData\Roaming\snovmx.exe"
        3⤵
        • Executes dropped EXE
        PID:2320
      • C:\Users\Admin\AppData\Roaming\sykkrc.exe
        "C:\Users\Admin\AppData\Roaming\sykkrc.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        PID:2400
      • C:\Users\Admin\AppData\Roaming\sysipvs.exe
        "C:\Users\Admin\AppData\Roaming\sysipvs.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:436
        • C:\ProgramData\uuyej.exe
          "C:\ProgramData\uuyej.exe" /r
          4⤵
          • Executes dropped EXE
          PID:3052
      • C:\Users\Admin\AppData\Roaming\sysmnom.exe
        "C:\Users\Admin\AppData\Roaming\sysmnom.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4712
      • C:\Users\Admin\AppData\Roaming\sysppl.exe
        "C:\Users\Admin\AppData\Roaming\sysppl.exe"
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Windows directory
        PID:6012
      • C:\Users\Admin\AppData\Roaming\sysnkk.exe
        "C:\Users\Admin\AppData\Roaming\sysnkk.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2604
        • C:\Users\Admin\AppData\Local\Temp\updater.exe
          "C:\Users\Admin\AppData\Local\Temp\updater.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4324
          • C:\Users\Admin\AppData\Local\Temp\updater.exe
            "C:\Users\Admin\AppData\Local\Temp\updater.exe"
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:1772
  • C:\Users\Admin\Pictures\svchost.exe
    C:\Users\Admin\Pictures\svchost.exe
    1⤵
    • Executes dropped EXE
    PID:1496
  • C:\Users\Admin\AppData\Roaming\syshuge.exe
    C:\Users\Admin\AppData\Roaming\syshuge.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
  • C:\ProgramData\uuyej.exe
    C:\ProgramData\uuyej.exe
    1⤵
    • Executes dropped EXE
    PID:5380
  • C:\Users\Admin\Documents\$99defconhost.exe
    C:\Users\Admin\Documents\$99defconhost.exe
    1⤵
    • Executes dropped EXE
    PID:1032

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        arbitration_service_config.json

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\arbitration_service_config.json
        • Size 18KB
        • SHA256 fb751865916d8f539fe8a40d986f45cbe432178b8ae8cf149c2b21b1e2142833
        • MD5 SHA1 SHA512 SSDEEP TLSH

        default_cloud_config.json

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\default_cloud_config.json
        • Size 13KB
        • SHA256 d4a29b226f42fd892f76ff103225db3f5fdb093c365620d5d9a338acaae9b321
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\VCRUNTIME140_1.dll
        • Size 48KB
        • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _asyncio.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_asyncio.pyd
        • Size 76KB
        • SHA256 48fdd95938c43b8b3e1f6312de651a53d459e8e2c754fbbdf48e99f5caa1f55b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_bz2.pyd
        • Size 85KB
        • SHA256 a4be36fffeefa8b24c1234d548da8f05558aba53c2ea7d1d2614776eaad8fbf4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_ctypes.pyd
        • Size 139KB
        • SHA256 f8a9f7831e81b2bfba12456e589f8198114f24986bd527ac231a844565afcddb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_hashlib.pyd
        • Size 67KB
        • SHA256 d4524b261f09806a828c62fc97e8517328b23d65ab87d20706a4bafd86bbf345
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_lzma.pyd
        • Size 157KB
        • SHA256 f7ad11fbbb7aeaf7b6566a532a3243e3ae5f92bac480dbe5c2ef300fe2c1dabe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _overlapped.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_overlapped.pyd
        • Size 56KB
        • SHA256 80a2f8feda9255ef611af0a28fd4df311e3cd59c3dc4eaba9a2e97bd42ddbf54
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_socket.pyd
        • Size 85KB
        • SHA256 ff3e97cd11bdc68798e5b3dcd5295d1efba179b7344142d50d066bbf1c2d79cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _sqlite3.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_sqlite3.pyd
        • Size 129KB
        • SHA256 c6d7bcea0084bcfa3c487bd7040350ee7c77f4108ce74b964f760133b2a7a6b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_ssl.pyd
        • Size 180KB
        • SHA256 43e60bbdff2fe41701f39fa25ea6a8251a2b7623ff18f980a209a451eb5e648f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _wmi.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_wmi.pyd
        • Size 39KB
        • SHA256 5a7f3444f1c2f85fb5573bc330c1aea2c583912bb6f948ff81f8fd89a30e67be
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\_zstd.pyd
        • Size 491KB
        • SHA256 536a3b521a3c42d2827ece0ccfbe40b83a2fd96a0f5496cd60b943b10e1266d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\base_library.zip
        • Size 1.3MB
        • SHA256 715cea47af6f8d53a8a132583aa137611d834fc9ca69247da6900b0508456e97
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 e03dd02fdcfb791981c9962827cfcf495f2a47a514c1526efb57f847a9df514a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\libssl-3.dll
        • Size 776KB
        • SHA256 1e4bc0638682bfcbb36f4465d6a2e9944d917a60f05ecc8ddf9e96847e05e13f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\python314.dll
        • Size 6.4MB
        • SHA256 1ac15e2224581fc678bbd17728b9aa538d47b891b72c76499ef07e54cd74f151
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\select.pyd
        • Size 32KB
        • SHA256 05734bd352ce60c944d474aa62468cc5eebf400097f1d9d0c453d37aed26fcca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sqlite3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\sqlite3.dll
        • Size 1.5MB
        • SHA256 153883edf04717624437cd092adb2b72015be3984e03d25cf5a1823b0f764ac7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI43242\ucrtbase.dll
        • Size 1.1MB
        • SHA256 c04daeba7e7c4b711d33993ab4c51a2e087f98f4211aea0dcb3a216656ba0ab7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        updater.exe

        • Path C:\Users\Admin\AppData\Local\Temp\updater.exe
        • Size 13.4MB
        • SHA256 a774f68e768c7237ff658a3f9d53abe97864e56939e10af9e14ecd75af2b3f9e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        defconhost.exe

        • Path C:\Users\Admin\AppData\Roaming\defconhost.exe
        • Size 3.6MB
        • SHA256 4ea07915718d3b861991fe7c86fc666af3e36cb87742a2431c62750d22e0eb45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        snovmx.exe

        • Path C:\Users\Admin\AppData\Roaming\snovmx.exe
        • Size 761KB
        • SHA256 b91cebec72ba934cde8ee67e8c4135c8c558d8ff46a70d3fdca83d9c37dd377b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sykkrc.exe

        • Path C:\Users\Admin\AppData\Roaming\sykkrc.exe
        • Size 249KB
        • SHA256 3260f9904459efbde89a42a10b6f3f9ec9536bff9375263bc4902ca9effa87dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        syshuge.exe

        • Path C:\Users\Admin\AppData\Roaming\syshuge.exe
        • Size 288KB
        • SHA256 670c2800abc04f1612d73f0df5f5040f6f348a55464dac69039e5ef1ecc79575
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sysipvs.exe

        • Path C:\Users\Admin\AppData\Roaming\sysipvs.exe
        • Size 193KB
        • SHA256 290aa8c1d58d06794070ed89f7bf51d4451295bbf8a84129cff50f7cbda3fc19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sysmnom.exe

        • Path C:\Users\Admin\AppData\Roaming\sysmnom.exe
        • Size 300KB
        • SHA256 599f8044ac833677564223f34b28fc9286c40683095485ba366ec465accdfa74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sysnkk.exe

        • Path C:\Users\Admin\AppData\Roaming\sysnkk.exe
        • Size 13.4MB
        • SHA256 4a4e16f47faf8df2854f0b7a18a81783d6a16c40bf2aaed04ca952d6e340e86d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sysppl.exe

        • Path C:\Users\Admin\AppData\Roaming\sysppl.exe
        • Size 285KB
        • SHA256 7f011cbd7c2a0d3e0d3ac5d3db44807ab844d27cfcb40ed70654cf686f1b4445
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4696-21-0x0000000003050000-0x000000000308A000-memory.dmp

        memory/4696-84-0x00000000048A0000-0x00000000048DA000-memory.dmp

        memory/4696-115-0x0000000002E60000-0x0000000002E61000-memory.dmp

        memory/4696-23-0x0000000003050000-0x000000000308A000-memory.dmp

        memory/4696-221-0x0000000000760000-0x0000000000761000-memory.dmp

        memory/4696-25-0x0000000003050000-0x000000000308A000-memory.dmp

        memory/4696-69-0x00000000007C0000-0x00000000007C1000-memory.dmp

        memory/4696-68-0x00000000007B0000-0x00000000007B1000-memory.dmp

        memory/4696-24-0x0000000000770000-0x00000000007A5000-memory.dmp

        memory/4696-86-0x00000000048A0000-0x00000000048DA000-memory.dmp

        memory/4712-71-0x00000000050F0000-0x00000000056AA000-memory.dmp

        memory/4712-87-0x0000000004F50000-0x0000000004F9C000-memory.dmp

        memory/4712-82-0x0000000004DB0000-0x0000000004DEC000-memory.dmp

        memory/4712-79-0x0000000004E40000-0x0000000004F4A000-memory.dmp

        memory/4712-80-0x0000000004D50000-0x0000000004D62000-memory.dmp

        memory/4712-73-0x0000000004C70000-0x0000000004C7A000-memory.dmp

        memory/4712-72-0x0000000004BD0000-0x0000000004C62000-memory.dmp

        memory/4712-70-0x0000000000180000-0x00000000001D2000-memory.dmp

        memory/4712-75-0x00000000066D0000-0x0000000006CE8000-memory.dmp

        memory/6140-220-0x0000000140000000-0x000000014009B000-memory.dmp