Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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, 12:13

General

  • Target
    PO_3N086_2F587.exe
  • Size 468KB
  • Sample261113-pd2ahabs81
  • SHA256 475b7002fe1981c7acd3d420fead8bd384b6140ce84478fa9774f7dbd4be868e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_3N086_2F587.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_3N086_2F587.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_3N086_2F587.exe"
      2⤵
        PID:5616
      • C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
        "C:\Users\Admin\AppData\Local\Temp\PO_3N086_2F587.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4480
        • C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
          "C:\Users\Admin\AppData\Local\Temp\PO_3N086_2F587.exe"
          3⤵
            PID:1092

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            nsa5C84.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsa5C84.tmp
            • Size 3B
            • SHA256 a3b142af6e97cfc3bb23e409ab83467af7d16ded7dc0632be6a6a9023e49ce8b
            • MD5 SHA1 SHA512

            nsa5C84.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsa5C84.tmp
            • Size 10B
            • SHA256 40ccdff1a037de0fb10d03ea9fe79c2c96e7f18c3c7dffd92b42c2f0ed749116
            • MD5 SHA1 SHA512

            nsa5C84.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsa5C84.tmp
            • Size 19B
            • SHA256 ef5767399ab18e9604a1ce029f5ef4228a2421f599ab580bfff4e2e4fb6b409d
            • MD5 SHA1 SHA512

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 74B
            • SHA256 d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
            • MD5 SHA1 SHA512 TLSH

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 73B
            • SHA256 d26183d8122f1a8b4a98c5716a0520bdf9b28b95fa3baac4af25c49d39bd1da9
            • MD5 SHA1 SHA512 TLSH

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 19B
            • SHA256 84911471a6124a186d240b3b67eed83ba5a0a7cb911eefc790712d936c83d568
            • MD5 SHA1 SHA512

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 30B
            • SHA256 1886befe7455fcda2daf5715f2b768e012a1d6debe288fa5feb4e523fd4f52d4
            • MD5 SHA1 SHA512

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 33B
            • SHA256 0ca259e86b73dc8d2f375e3860b6bf91b78b3680b5b90c262fdd82432492a77a
            • MD5 SHA1 SHA512

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 52B
            • SHA256 86ecd210e4942095595b70f160ce629c222229b154e64cf97295beb83ade9f63
            • MD5 SHA1 SHA512 TLSH

            nse58F5.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nse58F5.tmp
            • Size 49B
            • SHA256 cb99a0cd928dce16f9350bc06ffc210f3f34c9928a05771227b19f18280ee24e
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 3B
            • SHA256 01a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 7B
            • SHA256 639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 11B
            • SHA256 714144b6001dc56c1d3286dfd64909ca592a11aec7fdab9d290397d5393ab8f6
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 21B
            • SHA256 eab17e5beb38bc1247e1ead36f0e79f33d5270762274ed3448466a4ca8c73781
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 25B
            • SHA256 094fe155451e834d551457304fa995d544fde9079944bb275f6b4bc158e25e2d
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 31B
            • SHA256 3e3573216f1f8de74e0c00566b297b31f2c5b0e1015114d370fb84cfcdbe97d3
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 35B
            • SHA256 f7a3b1383e96f8dbed4e9438317253bb70ae352834a6f9d012035beb5e04c98c
            • MD5 SHA1 SHA512

            nsu5A3F.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5A3F.tmp
            • Size 52B
            • SHA256 1c93a7ef3c37e86ae9017f035d9b9cc647055938e7905fbbdeb92c9f6e1a7e01
            • MD5 SHA1 SHA512 TLSH

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 5B
            • SHA256 ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 16B
            • SHA256 0c09cbcf0803dc2c44739757d37fe7f33fa193d747df71db3172e68aa0ddb309
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 23B
            • SHA256 2c5b72ec9cc8fe86e71b5d965fc224b7ed08bc003c316e05a5567e4e795f546d
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 34B
            • SHA256 6d541191bd163c1eabdf0f2f82c1602a16af38ba0348ef44a9122903dc8d0458
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 43B
            • SHA256 77ece54ac2860a35b8c8a79063a9cf0854ef8118a5307b8a8d33eae4cc3c19f2
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 46B
            • SHA256 137b980d20e5d3a86b2413647aa642a395b5280a1dd8957191900c62e7fa7d1e
            • MD5 SHA1 SHA512

            nsu5BC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsu5BC7.tmp
            • Size 48B
            • SHA256 62d6b910c3742cf597abc2d29847293f8edaeef76de92e8cfc135198fd6c461e
            • MD5 SHA1 SHA512

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5A0F.tmp\System.dll
            • Size 12KB
            • SHA256 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 24B
            • SHA256 c04969dc8e4f8f577e3313979fc89804ac3dc5f2108bb0ec712535ca27fd2ea5
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 17B
            • SHA256 54dc16ada6e12dd1bb2ade6f6c3b9d0e51ebc00568d8022e19cd542620ca8752
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 12B
            • SHA256 4d8a1cb0f83d824cec9e15e4d45605ed2cc92ae959602d0cc8873b0125d4cd74
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 30B
            • SHA256 8dcc00675021c7fb1d043b54f222e0477e24490d74c8b8f4e2fc1e57bd2ec12c
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 34B
            • SHA256 9d5102343e396c6f8c29fbfb006078e0c0bb3acd7f5c0687dcfe2e666d6a355d
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 38B
            • SHA256 669afec5cdcfb331703c096090d9689fe8e6f72b5675f83e033596ebb3a7d94c
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 35B
            • SHA256 31314d16958ece10686b6227e0910895908d1cdfd308e206676fd5aefa1003a1
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 40B
            • SHA256 0b853e746b17a3de92715120c2d170045785276b34bf32f789d3c7a2032cac20
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 48B
            • SHA256 856140d7367fde738773c410e05aeca89e3661d482e25daab176e8f2688346a2
            • MD5 SHA1 SHA512

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 52B
            • SHA256 3be9664fb49f0cdc7349b32f7a72b175b636c05b4508fea0526d553240c9ee21
            • MD5 SHA1 SHA512 TLSH

            nsz5AFB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsz5AFB.tmp
            • Size 60B
            • SHA256 834a7613c151615a0c5eaa37595b257d301a050193c2bcdb13d4cfeabe94f39d
            • MD5 SHA1 SHA512 TLSH

            memory/2908-560-0x00000000057F0000-0x00000000089C5000-memory.dmp

            memory/2908-561-0x0000000074245000-0x0000000074246000-memory.dmp

            memory/4480-562-0x0000000001FC0000-0x0000000005195000-memory.dmp

            memory/4480-563-0x0000000000CD0000-0x0000000001FB6000-memory.dmp

            memory/4480-564-0x0000000001FC0000-0x0000000005195000-memory.dmp