Resubmissions

23-07-2024 14:54

240723-sacphswbjk 7

23-07-2024 14:53

240723-r9kzhawaqn 3

Analysis

  • max time kernel
    258s
  • max time network
    239s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240709-en
  • resource tags

    arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23-07-2024 14:54

General

  • Target

    WaveInstaller Official.exe

  • Size

    1.5MB

  • MD5

    c822ab5332b11c9185765b157d0b6e17

  • SHA1

    7fe909d73a24ddd87171896079cceb8b03663ad4

  • SHA256

    344700d3141170111a9b77db100f6961cc54a2988d964d34f7e1ca57aa42aa2a

  • SHA512

    a8612836fb4714b939d03f7fe08391bbc635ca83ab853fc677159e5db6b00f76b9b586bdae9c19d2406d9a2713d1caf614132cb6c14e1dddc6ac45e47f7e5a5d

  • SSDEEP

    24576:9viinbT3ipyqwPx4x3RyFoBkkAd04wJAAh/jV1gJcPNZI6fntX3HOt2pbs81ind2:EinbT3ipTD0anywJAaD/3U2pb7indT

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Checks for any installed AV software in registry 1 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WaveInstaller Official.exe
    "C:\Users\Admin\AppData\Local\Temp\WaveInstaller Official.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe
      "C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe
        "C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe"
        3⤵
        • Executes dropped EXE
        • Checks for any installed AV software in registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:72
        • C:\Users\Admin\AppData\Local\Luau Language Server\node.exe
          "C:\Users\Admin\AppData\Local\Luau Language Server\node.exe" server --process-id=72
          4⤵
          • Executes dropped EXE
          PID:2096
        • C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe
          "C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe"
          4⤵
          • Executes dropped EXE
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1320

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

Query Registry

1
T1012

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.dll
    Filesize

    4.3MB

    MD5

    6546ceb273f079342df5e828a60f551b

    SHA1

    ede41c27df51c39cd731797c340fcb8feda51ea3

    SHA256

    e440da74de73212d80da3f27661fcb9436d03d9e8dbbb44c9c148aaf38071ca5

    SHA512

    f0ea83bf836e93ff7b58582329a05ba183a25c92705fab36f576ec0c20cf687ce16a68e483698bda4215d441dec5916ffbdfa1763fb357e14ab5e0f1ffcaf824

  • C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe
    Filesize

    249KB

    MD5

    772c9fecbd0397f6cfb3d866cf3a5d7d

    SHA1

    6de3355d866d0627a756d0d4e29318e67650dacf

    SHA256

    2f88ea7e1183d320fb2b7483de2e860da13dc0c0caaf58f41a888528d78c809f

    SHA512

    82048bd6e50d38a863379a623b8cfda2d1553d8141923acf13f990c7245c833082523633eaa830362a12bfff300da61b3d8b3cccbe038ce2375fdfbd20dbca31

  • C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.runtimeconfig.json
    Filesize

    372B

    MD5

    d94cf983fba9ab1bb8a6cb3ad4a48f50

    SHA1

    04855d8b7a76b7ec74633043ef9986d4500ca63c

    SHA256

    1eca0f0c70070aa83bb609e4b749b26dcb4409784326032726394722224a098a

    SHA512

    09a9667d4f4622817116c8bc27d3d481d5d160380a2e19b8944bdd1271a83f718415ce5e6d66e82e36819e575ec1b55f19c45213e0013b877b8d61e6feb9d998

  • C:\Users\Admin\AppData\Local\Bloxstrap\Modifications\ClientSettings\ClientAppSettings.json
    Filesize

    120B

    MD5

    636492f4af87f25c20bd34a731007d86

    SHA1

    22a5c237a739ab0df4ff87c9e3d79dbe0c89b56a

    SHA256

    22a1e85723295eeb854345be57f7d6fb56f02b232a95d69405bf9d9e67a0fa0d

    SHA512

    cd2e3a738f535eb1a119bd4c319555899bcd4ce1049d7f8591a1a68c26844f33c1bd1e171706533b5c36263ade5e275b55d40f5710e0210e010925969182cd0c

  • C:\Users\Admin\AppData\Local\Bloxstrap\Settings.json
    Filesize

    693B

    MD5

    9615e7328938f0ebad0cfe426a167fa9

    SHA1

    54ea72c2edfdc705cf95cc7925906a52544c2bcf

    SHA256

    dbcf7b7d6466ce437b6919ae3a6dc1c39739c81defb9b633b7e42d61a59c5b64

    SHA512

    d685a6da1693fdd0a589643806573514a21fee859bbcc52860373686d0c24df34af22b34f167a1e20fc60bb19ece7a1918ef4e279b0af07871f07be24df83d07

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\ExtraContent\textures\ui\LuaApp\graphic\shimmer_lightTheme.png
    Filesize

    20KB

    MD5

    4f8f43c5d5c2895640ed4fdca39737d5

    SHA1

    fb46095bdfcab74d61e1171632c25f783ef495fa

    SHA256

    fc57f32c26087eef61b37850d60934eda1100ca8773f08e487191a74766053d1

    SHA512

    7aebc0f79b2b23a76fb41df8bab4411813ffb1abc5e2797810679c0eaa690e7af7561b8473405694bd967470be337417fa42e30f0318acbf171d8f31620a31aa

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\ExtraContent\textures\ui\LuaApp\graphic\[email protected]
    Filesize

    71KB

    MD5

    3fec0191b36b9d9448a73ff1a937a1f7

    SHA1

    bee7d28204245e3088689ac08da18b43eae531ba

    SHA256

    1a03e6f6a0de045aa588544c392d671c040b82a5598b4246af04f5a74910dc89

    SHA512

    a8ab2bc2d937963af36d3255c6ea09cae6ab1599996450004bb18e8b8bdfbdde728821ac1662d8a0466680679011d8f366577b143766838fe91edf08a40353ce

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\ExtraContent\textures\ui\LuaDiscussions\buttonFill.png
    Filesize

    247B

    MD5

    81ce54dfd6605840a1bd2f9b0b3f807d

    SHA1

    4a3a4c05b9c14c305a8bb06c768abc4958ba2f1c

    SHA256

    0a6a5cafb4dee0d8c1d182ddec9f68ca0471d7fc820cf8dc2d68f27a35cd3386

    SHA512

    57069c8ac03dd0fdfd97e2844c19138800ff6f7d508c26e5bc400b30fe78baa0991cc39f0f86fa10cd5d12b6b11b0b09c1a770e5cb2fdca157c2c8986a09e5ff

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\configs\DateTimeLocaleConfigs\zh-hans.json
    Filesize

    2KB

    MD5

    fb6605abd624d1923aef5f2122b5ae58

    SHA1

    6e98c0a31fa39c781df33628b55568e095be7d71

    SHA256

    7b993133d329c46c0c437d985eead54432944d7b46db6ad6ea755505b8629d00

    SHA512

    97a14eda2010033265b379aa5553359293baf4988a4cdde8a40b0315e318a7b30feee7f5e14c68131e85610c00585d0c67e636999e3af9b5b2209e1a27a82223

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\configs\DateTimeLocaleConfigs\zh-tw.json
    Filesize

    2KB

    MD5

    702c9879f2289959ceaa91d3045f28aa

    SHA1

    775072f139acc8eafb219af355f60b2f57094276

    SHA256

    a92a6988175f9c1d073e4b54bf6a31f9b5d3652eebdf6a351fb5e12bda76cbd5

    SHA512

    815a6bef134c0db7a5926f0cf4b3f7702d71b0b2f13eca9539cd2fc5a61eea81b1884e4c4bc0b3398880589bff809ac8d5df833e7e4aeda4a1244e9a875d1e97

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\sounds\ouch.ogg
    Filesize

    6KB

    MD5

    9404c52d6f311da02d65d4320bfebb59

    SHA1

    0b5b5c2e7c631894953d5828fec06bdf6adba55f

    SHA256

    c9775e361392877d1d521d0450a5368ee92d37dc542bc5e514373c9d5003f317

    SHA512

    22aa1acbcdcf56f571170d9c32fd0d025c50936387203a7827dbb925f352d2bc082a8a79db61c2d1f1795ad979e93367c80205d9141b73d806ae08fa089837c4

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\Cursors\KeyboardMouse\IBeamCursor.png
    Filesize

    292B

    MD5

    464c4983fa06ad6cf235ec6793de5f83

    SHA1

    8afeb666c8aee7290ab587a2bfb29fc3551669e8

    SHA256

    99fd7f104948c6ab002d1ec69ffd6c896c91f9accc499588df0980b4346ecbed

    SHA512

    f805f5f38535fe487b899486c8de6cf630114964e2c3ebc2af7152a82c6f6faef681b4d936a1867b5dff6566b688b5c01105074443cc2086b3fe71f7e6e404b1

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\StudioToolbox\Clear.png
    Filesize

    538B

    MD5

    fa8eaf9266c707e151bb20281b3c0988

    SHA1

    3ca097ad4cd097745d33d386cc2d626ece8cb969

    SHA256

    8cf08bf7e50fea7b38f59f162ed956346c55a714ed8a9a8b0a1ada7e18480bc2

    SHA512

    e29274300eab297c6de895bb39170f73f0a4ffa2a8c3732caeeeac16e2c25fb58bb401fdd5823cc62d9c413ec6c43d7c46861d7e14d52f8d9d8ff632e29f167c

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\StudioUIEditor\valueBoxRoundedRectangle.png
    Filesize

    130B

    MD5

    521fb651c83453bf42d7432896040e5e

    SHA1

    8fdbf2cc2617b5b58aaa91b94b0bf755d951cad9

    SHA256

    630303ec4701779eaf86cc9fbf744b625becda53badc7271cbb6ddc56e638d70

    SHA512

    8fa0a50e52a3c7c53735c7dd7af275ebc9c1843f55bb30ebe0587a85955a8da94ff993822d233f7ed118b1070a7d67718b55ba4a597dc49ed2bf2a3836c696f6

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\TerrainTools\checkbox_square.png
    Filesize

    985B

    MD5

    2cb16991a26dc803f43963bdc7571e3f

    SHA1

    12ad66a51b60eeaed199bc521800f7c763a3bc7b

    SHA256

    c7bae6d856f3bd9f00c122522eb3534d0d198a9473b6a379a5c3458181870646

    SHA512

    4c9467e5e2d83b778d0fb8b6fd97964f8d8126f07bfd50c5d68c256703f291ceaed56be057e8e2c591b2d2c49f6b7e099a2b7088d0bf5bdd901433459663b1f8

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\Thumbstick1.png
    Filesize

    641B

    MD5

    2cbe38df9a03133ddf11a940c09b49cd

    SHA1

    6fb5c191ed8ce9495c66b90aaf53662bfe199846

    SHA256

    0835a661199a7d8df7249e8ae925987184efcc4fb85d9efac3cc2c1495020517

    SHA512

    dcef5baccef9fff632456fe7bc3c4f4a403363d9103a8047a55f4bd4c413d0c5f751a2e37385fe9eba7a420dbdb77ca2ff883d47fcdd35af222191cc5bd5c7a9

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\[email protected]
    Filesize

    1KB

    MD5

    e8c88cf5c5ef7ae5ddee2d0e8376b32f

    SHA1

    77f2a5b11436d247d1acc3bac8edffc99c496839

    SHA256

    9607af14604a8e8eb1dec45d3eeca01fed33140c0ccc3e6ef8ca4a1f6219b5dd

    SHA512

    32f5a1e907705346a56fbddfe0d8841d05415ff7abe28ae9281ba46fedf8270b982be0090b72e2e32de0ce36e21934f80eaf508fd010f7ab132d39f5305fb68f

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\[email protected]
    Filesize

    1KB

    MD5

    499333dae156bb4c9e9309a4842be4c8

    SHA1

    d18c4c36bdb297208589dc93715560acaf761c3a

    SHA256

    d35a74469f1436f114c27c730a5ec0793073bcf098db37f10158d562a3174591

    SHA512

    91c64173d2cdabc045c70e0538d45e1022cc74ec04989565b85f0f26fe3e788b700a0956a07a8c91d34c06fc1b7fad43bbdbb41b0c6f15b9881c3e46def8103e

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\Thumbstick2.png
    Filesize

    738B

    MD5

    a402aacac8be906bcc07d50669d32061

    SHA1

    9d75c1afbe9fc482983978cae4c553aa32625640

    SHA256

    62a313b6cc9ffe7dd86bc9c4fcd7b8e8d1f14a15cdf41a53fb69af4ae3416102

    SHA512

    d11567bcaad8bbd9e2b9f497c3215102c7e7546caf425e93791502d3d2b3f78dec13609796fcd6e1e7f5c7d794bac074d00a74001e7fe943d63463b483877546

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\[email protected]
    Filesize

    1KB

    MD5

    83e9b7823c0a5c4c67a603a734233dec

    SHA1

    2eaf04ad636bf71afdf73b004d17d366ac6d333e

    SHA256

    3b5e06eb1a89975def847101f700f0caa60fe0198f53e51974ef1608c6e1e067

    SHA512

    e8abb39a1ec340ac5c7d63137f607cd09eae0e885e4f73b84d8adad1b8f574155b92fbf2c9d3013f64ebbb6d55ead5419e7546b0f70dcde976d49e7440743b0f

  • C:\Users\Admin\AppData\Local\Bloxstrap\Versions\version-0148e7f69b394963\content\textures\ui\Controls\XboxController\[email protected]
    Filesize

    1KB

    MD5

    55b64987636b9740ab1de7debd1f0b2f

    SHA1

    96f67222ce7d7748ec968e95a2f6495860f9d9c9

    SHA256

    f4a6bb3347ee3e603ea0b2f009bfa802103bc434ae3ff1db1f2043fa8cace8fc

    SHA512

    73a88a278747de3fefbaabb3ff90c1c0750c8d6c17746787f17061f4eff933620407336bf9b755f4222b0943b07d8c4d01de1815d42ea65e78e0daa7072591e9

  • C:\Users\Admin\AppData\Local\Luau Language Server\server\index.js
    Filesize

    6.1MB

    MD5

    6b1cad741d0b6374435f7e1faa93b5e7

    SHA1

    7b1957e63c10f4422421245e4dc64074455fd62a

    SHA256

    6f17add2a8c8c2d9f592adb65d88e08558e25c15cedd82e3f013c8146b5d840f

    SHA512

    a662fc83536eff797b8d59e2fb4a2fb7cd903be8fc4137de8470b341312534326383bb3af58991628f15f93e3bdd57621622d9d9b634fb5e6e03d4aa06977253

  • C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe
    Filesize

    949KB

    MD5

    8fb51b92d496c6765f7ba44e6d4a8990

    SHA1

    d3e5a8465622cd5adae05babeb7e34b2b5c777d7

    SHA256

    ab49d6166a285b747e5f279620ab9cea12f33f7656d732aa75900fcb981a5394

    SHA512

    20de93a52fff7b092cb9d77bd26944abed5f5cb67146e6d2d70be6a431283b6de52eb37a0e13dc8bc57dcf8be2d5a95b9c11b3b030a3e2f03dd6e4efc23527a6

  • C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe
    Filesize

    8.0MB

    MD5

    b8631bbd78d3935042e47b672c19ccc3

    SHA1

    cd0ea137f1544a31d2a62aaed157486dce3ecebe

    SHA256

    9cfda541d595dc20a55df5422001dfb58debd401df3abff21b1eee8ede28451c

    SHA512

    0c51d6247e39f7851538a5916b24972e845abfe429f0abdc7b532f654b4afe73dc6e1936f1b062da63bfc90273d3cbc297bf6c802e615f3711d0f180c070aa26

  • memory/72-251-0x0000000005F60000-0x0000000006012000-memory.dmp
    Filesize

    712KB

  • memory/72-263-0x000000000B940000-0x000000000B962000-memory.dmp
    Filesize

    136KB

  • memory/72-7035-0x000000000D730000-0x000000000DC5C000-memory.dmp
    Filesize

    5.2MB

  • memory/72-250-0x0000000000DC0000-0x00000000015C2000-memory.dmp
    Filesize

    8.0MB

  • memory/72-6876-0x0000000006610000-0x0000000006648000-memory.dmp
    Filesize

    224KB

  • memory/72-252-0x0000000006110000-0x00000000061B0000-memory.dmp
    Filesize

    640KB

  • memory/72-253-0x0000000005DB0000-0x0000000005DB8000-memory.dmp
    Filesize

    32KB

  • memory/72-264-0x000000000B970000-0x000000000BCC7000-memory.dmp
    Filesize

    3.3MB

  • memory/72-258-0x000000000A0C0000-0x000000000A172000-memory.dmp
    Filesize

    712KB

  • memory/1148-7-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1148-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
    Filesize

    4KB

  • memory/1148-1-0x0000000000CB0000-0x0000000000E42000-memory.dmp
    Filesize

    1.6MB

  • memory/1148-2-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1148-3-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1148-240-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1148-4-0x000000000A0E0000-0x000000000A118000-memory.dmp
    Filesize

    224KB

  • memory/1148-5-0x000000000A0B0000-0x000000000A0BE000-memory.dmp
    Filesize

    56KB

  • memory/1148-6-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
    Filesize

    4KB

  • memory/1148-20-0x00000000056D0000-0x00000000056DA000-memory.dmp
    Filesize

    40KB

  • memory/1148-21-0x00000000065C0000-0x00000000065CA000-memory.dmp
    Filesize

    40KB

  • memory/1148-19-0x000000000B1F0000-0x000000000B262000-memory.dmp
    Filesize

    456KB

  • memory/1148-17-0x00000000056B0000-0x00000000056B8000-memory.dmp
    Filesize

    32KB

  • memory/1148-16-0x00000000017B0000-0x00000000017D6000-memory.dmp
    Filesize

    152KB

  • memory/1148-15-0x0000000001700000-0x0000000001796000-memory.dmp
    Filesize

    600KB

  • memory/1148-8-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2040-245-0x0000000009160000-0x000000000917E000-memory.dmp
    Filesize

    120KB

  • memory/2040-237-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2040-236-0x0000000000170000-0x0000000000262000-memory.dmp
    Filesize

    968KB

  • memory/2040-243-0x00000000090C0000-0x00000000090CA000-memory.dmp
    Filesize

    40KB

  • memory/2040-249-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2040-239-0x0000000074B20000-0x00000000752D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2040-241-0x0000000008220000-0x0000000008324000-memory.dmp
    Filesize

    1.0MB

  • memory/2040-242-0x0000000009080000-0x0000000009096000-memory.dmp
    Filesize

    88KB

  • memory/2040-244-0x0000000009100000-0x0000000009108000-memory.dmp
    Filesize

    32KB