Resubmissions

23/10/2026, 04:40

261023-faqj6awvhz3

23/10/2026, 04:30

261023-e42zlswvgv7

Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/10/2026, 04:30

General

  • Target
    Afterschool.Tag.v1.0.1/_Redist/dotNetFx40_Full_setup.exe
  • Size 868KB
  • Sample261023-e42zlswvgv
  • SHA256 fa1afff978325f8818ce3a559d67a58297d9154674de7fd8eb03656d93104425
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Afterschool.Tag.v1.0.1\_Redist\dotNetFx40_Full_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Afterschool.Tag.v1.0.1\_Redist\dotNetFx40_Full_setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4144
    • F:\7123b84af6ea5d46f5d5\Setup.exe
      F:\7123b84af6ea5d46f5d5\\Setup.exe /x86 /x64 /ia64 /web
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3240
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2972

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          HFI7FD6.tmp.html

          • Path C:\Users\Admin\AppData\Local\Temp\HFI7FD6.tmp.html
          • Size 18KB
          • SHA256 7f7db59cf6e4a1cb46cc29098c0e6382afdfc20d93d25f27def4fb8b9bb65d78
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1025\LocalizedData.xml
          • Size 72KB
          • SHA256 6b67c8a77c1a637b72736595afdf77bdb3910aa9fe48d959775806a0683ffa66
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1029\LocalizedData.xml
          • Size 79KB
          • SHA256 8a0da440261940ed89bad7cd65bbc941cc56001d9aa94515e346d57b7b0838fc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1030\LocalizedData.xml
          • Size 75KB
          • SHA256 5f370d2ccdd5fa316bce095bf22670123c09de175b7801d0a77cdb68174ac6b7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1031\LocalizedData.xml
          • Size 80KB
          • SHA256 c48986cdb7fe3401234e0a6540eb394c1201846b5beb1f12f83dc6e14674873a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1032\LocalizedData.xml
          • Size 84KB
          • SHA256 39efe12c689edfea041613b0e4d6ec78afec8fe38a0e4adc656591ffef8f415d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1033\LocalizedData.xml
          • Size 75KB
          • SHA256 665797c7840b86379019e5a46227f888fa1a36a593ea41f9170ef018c337b577
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupResources.dll

          • Path F:\7123b84af6ea5d46f5d5\1033\SetupResources.dll
          • Size 16KB
          • SHA256 36d0159ed1a7d88000737e920375868765c0a1dd6f5a5acbb79cf7d97d9e7a34
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1035\LocalizedData.xml
          • Size 75KB
          • SHA256 8a68b3b6522c30502202ecb8d16ae160856947254461ac845b39451a3f2db35f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1036\LocalizedData.xml
          • Size 81KB
          • SHA256 9605468d426bcbbe00165339d84804e5eb2547bfe437d640320b7bfef0b399b6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1037\LocalizedData.xml
          • Size 70KB
          • SHA256 c0ee256567ea26bbd646f019a1d12f3eced20b992718976514afa757adf15dea
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1038\LocalizedData.xml
          • Size 84KB
          • SHA256 fcbb619deb2d57b791a78954b0342dbb2fef7ddd711066a0786c8ef669d2b385
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1040\LocalizedData.xml
          • Size 78KB
          • SHA256 80faa30a7592e8278533d3380dcb212e748c190aaeef62136897e09671059b36
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1041\LocalizedData.xml
          • Size 66KB
          • SHA256 7570390094c0a199f37b8f83758d09dd2cecd147132c724a810f9330499e0cbf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1042\LocalizedData.xml
          • Size 63KB
          • SHA256 e3e3a2288ff840ab0e7c5e8f7b4cfb1f26e597fb17cfc581b7728116bd739ed1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1043\LocalizedData.xml
          • Size 77KB
          • SHA256 415112ae783a87427c2fadd7b010ade4f1a7c23b27e4b714b7b507c16b572a1c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1044\LocalizedData.xml
          • Size 77KB
          • SHA256 516525636b91c16a70aef8d6f6b424dc1ee7f747b8508b396ee88131b2bb0947
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1045\LocalizedData.xml
          • Size 80KB
          • SHA256 611b7b7352188adffd6380b9c8a85b8ff97c09a1c293bb7ac0ef5478a0e18ac8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1046\LocalizedData.xml
          • Size 78KB
          • SHA256 61d8339e89a9e48f8ae2d929900582bb8373f08d553ec72d5e38a0840b47c8a3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1049\LocalizedData.xml
          • Size 79KB
          • SHA256 992bf5aeb06aa3701d50c23fa475b4b86d8997383c9f0e3425663cfbd6b8a2a5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1053\LocalizedData.xml
          • Size 75KB
          • SHA256 1ef312e8be9207466fbfdecee92bfc6c6b7e2da61979b0908eaf575464e7b7a0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\1055\LocalizedData.xml
          • Size 75KB
          • SHA256 45e30569a756d9bcbc5f9dae78bda02751fd25e1c0aee471ce112cb4464a6ee2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\2052\LocalizedData.xml
          • Size 59KB
          • SHA256 1842f22c6fd4caf6ad217e331b74c6240b19991a82a1a030a6e57b1b8e9fd1ec
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\2070\LocalizedData.xml
          • Size 78KB
          • SHA256 a25ee75c78c24c50440ad7de9929c6a6e1cc0629009dc0d01b90cbac177dd404
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\3076\LocalizedData.xml
          • Size 59KB
          • SHA256 0bc010947bff6ec1ce9899623ccfdffd702eee6d2976f28d9e06cc98a79cf542
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupResources.dll

          • Path F:\7123b84af6ea5d46f5d5\3076\SetupResources.dll
          • Size 13KB
          • SHA256 f2e8ca58fa8d8e694d04e14404dec4e8ea5f231d3f2e5c2f915bd7914849eb2b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          eula.rtf

          • Path F:\7123b84af6ea5d46f5d5\3076\eula.rtf
          • Size 6KB
          • SHA256 d7d3cfbe65fe62dfa343827811a8071ec54f68d72695c82bec9d9037d4b4d27a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          LocalizedData.xml

          • Path F:\7123b84af6ea5d46f5d5\3082\LocalizedData.xml
          • Size 78KB
          • SHA256 d17c5b638e2a4d43212d21a2052548c8d4909eb6410e30b8a951a292bcdbbedd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          DHTMLHeader.html

          • Path F:\7123b84af6ea5d46f5d5\DHTMLHeader.html
          • Size 15KB
          • SHA256 e139af8858fe90127095ac1c4685bcd849437ef0df7c416033554703f5d864bb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ParameterInfo.xml

          • Path F:\7123b84af6ea5d46f5d5\ParameterInfo.xml
          • Size 265KB
          • SHA256 59e67e4fb46e5490eee63d8b725324f1372720ade7345c74c6138c4a76ea73d9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Setup.exe

          • Path F:\7123b84af6ea5d46f5d5\Setup.exe
          • Size 76KB
          • SHA256 d273460aa4d42f0b5764383e2ab852ab9af6fecb3ed866f1783869f2f155d8be
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupEngine.dll

          • Path F:\7123b84af6ea5d46f5d5\SetupEngine.dll
          • Size 788KB
          • SHA256 7a0d281fa802d615ea1207bd2e9ebb98f3b74f9833bba3cb964ba7c7e0fb67fd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupUi.dll

          • Path F:\7123b84af6ea5d46f5d5\SetupUi.dll
          • Size 288KB
          • SHA256 11565d97287c01d22ad2e46c78d8a822fa3e6524561d4c02dfc87e8d346c44e7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupUi.xsd

          • Path F:\7123b84af6ea5d46f5d5\SetupUi.xsd
          • Size 29KB
          • SHA256 222211e8f512edf97d78bc93e1f271c922d5e91fa899e092b4a096776a704093
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SplashScreen.bmp

          • Path F:\7123b84af6ea5d46f5d5\SplashScreen.bmp
          • Size 40KB
          • SHA256 31c13ecfc0eb27f34036fb65cc0e735cd444eec75376eea2642f926ac162dcb3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Strings.xml

          • Path F:\7123b84af6ea5d46f5d5\Strings.xml
          • Size 13KB
          • SHA256 2a7a44fb25476886617a1ec294a20a37552fd0824907f5284fade3e496ed609b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UiInfo.xml

          • Path F:\7123b84af6ea5d46f5d5\UiInfo.xml
          • Size 37KB
          • SHA256 57a9ccb84cae42e0d8d1a29cfe170ac3f27bdcae829d979cddfd5e757519b159
          • MD5 SHA1 SHA512 SSDEEP TLSH

          print.ico

          • Path F:\7123b84af6ea5d46f5d5\graphics\print.ico
          • Size 1KB
          • SHA256 ff542e32330b123486797b410621e19eafb39df3997e14701afa4c22096520ed
          • MD5 SHA1 SHA512 TLSH

          save.ico

          • Path F:\7123b84af6ea5d46f5d5\graphics\save.ico
          • Size 1KB
          • SHA256 ae041c8764f56fd89277b34982145d16fc59a4754d261c861b19371c3271c6e5
          • MD5 SHA1 SHA512 TLSH

          setup.ico

          • Path F:\7123b84af6ea5d46f5d5\graphics\setup.ico
          • Size 35KB
          • SHA256 288e9ad8f0201e45bc187839f15aca79d6b9f76a7d3c9274c80f5d4a4c219c0f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          warn.ico

          • Path F:\7123b84af6ea5d46f5d5\graphics\warn.ico
          • Size 9KB
          • SHA256 fe4d06c318701bf0842d4b87d1bad284c553baf7a40987a7451338099d840a11
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sqmapi.dll

          • Path F:\7123b84af6ea5d46f5d5\sqmapi.dll
          • Size 141KB
          • SHA256 bd6395a58f55a8b1f4063e813ce7438f695b9b086bb965d8ac44e7a97d35a93c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3240-269-0x00000000031C0000-0x00000000031C1000-memory.dmp

          memory/3240-274-0x00000000031C0000-0x00000000031C1000-memory.dmp