Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/11/2026, 07:29

General

  • Target
    Pe32-v4.2.2.exe
  • Size 2.6MB
  • Sample261113-jbcaps113j
  • SHA256 9602dccb00d5a14aad4cb3df5834f8af5f04330a7de7d61d2b559b1e1665fe57
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Detect Neshta payload 5 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies file permissions 1 TTPs 20 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Pe32-v4.2.2.exe
    "C:\Users\Admin\AppData\Local\Temp\Pe32-v4.2.2.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Users\Admin\AppData\Local\Temp\3582-490\Pe32-v4.2.2.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\Pe32-v4.2.2.exe"
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of WriteProcessMemory
      PID:1660
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:6104
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:3568
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:2648
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:3884
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:692
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:3320
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:4316
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:5996
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:1348
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:4936
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:2548
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:1760
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:6120
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:4220
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:1976
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:5044
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:5972
      • C:\Windows\system32\icacls.exe
        "icacls" C:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:3204
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /reset
        3⤵
        • Modifies file permissions
        PID:2044
      • C:\Windows\system32\icacls.exe
        "icacls" F:\PE32-KEY\context.pe32c /inheritance:r /grant SZAPMTOP\Admin:F
        3⤵
        • Modifies file permissions
        PID:5572

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        context.pe32c

        • Path C:\PE32-KEY\context.pe32c
        • Size 2KB
        • SHA256 6e4a3c12a7b032b37ede509159a2ccf21d8cd2c044fd2d4fe2f0e88bc83e99ba
        • MD5 SHA1 SHA512 TLSH

        context.pe32c

        • Path C:\PE32-KEY\context.pe32c
        • Size 4KB
        • SHA256 2fb4e20d7e0a52d7de38771b7d8eb1ca2b9155357b9425ff77d7991937b60910
        • MD5 SHA1 SHA512 SSDEEP TLSH

        context.pe32c

        • Path C:\PE32-KEY\context.pe32c
        • Size 6KB
        • SHA256 9318bb2aac3d1077a1715745d707e999f92a01d8542ad08ecfa655eea49378a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        context.pe32c

        • Path C:\PE32-KEY\context.pe32c
        • Size 8KB
        • SHA256 c8186dc0fd8990c1e584f820a94f1aa6e0452701ca9f81e64864e69de86eead4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        context.pe32c

        • Path C:\PE32-KEY\context.pe32c
        • Size 10KB
        • SHA256 11cb27cdcc380b616ae845423cfe520961e50f17bfe088ca6f08080c33d28b97
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcroRd32.exe

        • Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
        • Size 2.4MB
        • SHA256 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Pe32-v4.2.2.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\Pe32-v4.2.2.exe
        • Size 2.6MB
        • SHA256 f3cfaf8e583dfbe20d23ca8b9e41c6fb0a13d26a74099b5b93032744cd2315b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2004-155-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/2004-156-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/2004-157-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/2004-159-0x0000000000400000-0x000000000041B000-memory.dmp