Overview

overview

7

Static

static

3

2026-08-03...ar.exe

windows10-2004-x64

7

2026-08-03...ar.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 10:55

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General

  • Target
    2026-08-03_8b89585aeb3d1a87be2aecd3caf9a155_cobalt-strike_elex_hijackloader_luca-stealer_njrat_remcos_smoke-loader_vidar.exe
  • Size 4.1MB
  • Sample260804-m1fafayblh
  • SHA256 6779a8f91d058d7ebce97461949a416556503456bc6118a1c5daddb22e6bd857
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discovery

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 64 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-03_8b89585aeb3d1a87be2aecd3caf9a155_cobalt-strike_elex_hijackloader_luca-stealer_njrat_remcos_smoke-loader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_8b89585aeb3d1a87be2aecd3caf9a155_cobalt-strike_elex_hijackloader_luca-stealer_njrat_remcos_smoke-loader_vidar.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3428
    • C:\Users\Admin\AppData\Local\Temp\40121.exe
      "C:\Users\Admin\AppData\Local\Temp\40121.exe"
      2⤵
      • Executes dropped EXE
      PID:4928

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        appvcleaner.exe
        • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe
        • Size 6.2MB
        • SHA256 a40bb404d7d18027e6f470d4d0cfebd26623b7c07d134cbd77b6a8c48543fd62
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        40121.exe
        • Path C:\Users\Admin\AppData\Local\Temp\40121.exe
        • Size 199KB
        • SHA256 1487b285ba7282a6d7caf805a402538912f75a003f1415cf3004f9c44175ac62
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 1KB
        • SHA256 acd0a5ff83aab7e68e4462e32bf07df0164797f7e185150a12f90d5704a3a30f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 89B
        • SHA256 888d12b0a0329620098e9969253b65da6051a3bcf5f8f1c89f1e8648593bd7d2
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 2KB
        • SHA256 9f427a3dad3a801a0ad49aa5c489cee1546afdc3f0d917c9d2c99d592e507975
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 2KB
        • SHA256 26304c51624f512d010b936262b78fdce1b025fd4d1634ea5a4005902ffe2ea1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 3KB
        • SHA256 bce7650c89003eefd3fab036d224045738682d66875d75478db2cfef80300380
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 3KB
        • SHA256 11baaf1c457b8805812b0dbd176e6d2000de5bd7e1d6d13de7f6f43a5fc294b1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 4KB
        • SHA256 1c5bae7943ff248da3d429ddb4d8e2859d5676a2765afbcbfd52cb574a1fccaf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 4KB
        • SHA256 7d893c8f14d062fd713e27342e81c0c456f1e6748ed770ce4b53a1d0d9681c13
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 319B
        • SHA256 b9653c9be996fb5516368b57de47189ac2cf2bd7afbb449cf3452bf662033590
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 748B
        • SHA256 6348c0fd32a67393b920add3df4faf54b652e5087f185daeb9cff01e7c725694
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        log.txt
        • Path C:\log.txt
        • Size 947B
        • SHA256 ff436d7943740eacdf7c4b8fedc8a1411b3d4fd6854ea715ad11e4da3df08465
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/3428-3323-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3325-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3320-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3321-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3322-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-2558-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3324-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3319-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-3326-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-5009-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-5785-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-6988-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-11251-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3428-11701-0x0000000000400000-0x000000000040F000-memory.dmp
        Download