Resubmissions

17-07-2024 13:53

240717-q64f1atdlj 8

17-07-2024 13:50

240717-q5ca5atcnq 4

Analysis

  • max time kernel
    316s
  • max time network
    313s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 13:53

General

  • Target

    WaveInstaller Official.exe

  • Size

    1.5MB

  • MD5

    c822ab5332b11c9185765b157d0b6e17

  • SHA1

    7fe909d73a24ddd87171896079cceb8b03663ad4

  • SHA256

    344700d3141170111a9b77db100f6961cc54a2988d964d34f7e1ca57aa42aa2a

  • SHA512

    a8612836fb4714b939d03f7fe08391bbc635ca83ab853fc677159e5db6b00f76b9b586bdae9c19d2406d9a2713d1caf614132cb6c14e1dddc6ac45e47f7e5a5d

  • SSDEEP

    24576:9viinbT3ipyqwPx4x3RyFoBkkAd04wJAAh/jV1gJcPNZI6fntX3HOt2pbs81ind2:EinbT3ipTD0anywJAaD/3U2pb7indT

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 4 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Checks for any installed AV software in registry 1 TTPs 7 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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).

  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 1 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⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe
      "C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1464
      • C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe
        "C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Checks for any installed AV software in registry
        • Enumerates connected drives
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4100
        • C:\Users\Admin\AppData\Local\Luau Language Server\node.exe
          "C:\Users\Admin\AppData\Local\Luau Language Server\node.exe" server --process-id=4100
          4⤵
          • Executes dropped EXE
          PID:4824
        • C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe
          "C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          PID:2868
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 5996
          4⤵
          • Program crash
          PID:1680
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x49c 0x48c
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4100 -ip 4100
    1⤵
      PID:4964

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    3
    T1082

    Software Discovery

    1
    T1518

    Security Software Discovery

    1
    T1518.001

    Peripheral Device Discovery

    1
    T1120

    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\Luau Language Server\server\index.js
      Filesize

      6.1MB

      MD5

      6b1cad741d0b6374435f7e1faa93b5e7

      SHA1

      7b1957e63c10f4422421245e4dc64074455fd62a

      SHA256

      6f17add2a8c8c2d9f592adb65d88e08558e25c15cedd82e3f013c8146b5d840f

      SHA512

      a662fc83536eff797b8d59e2fb4a2fb7cd903be8fc4137de8470b341312534326383bb3af58991628f15f93e3bdd57621622d9d9b634fb5e6e03d4aa06977253

    • C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
      Filesize

      640KB

      MD5

      20a148a17c63efa79848ddc703755df3

      SHA1

      4248dd7529573f4171ffe336bf22970307a9dd99

      SHA256

      538313ca4049faa656dc50b3227ea12dc0bc605d16e3b2d1d9be96bf4aff5f2d

      SHA512

      f1e8820aa337bc3d9d37e23a998ca6cfb76367e13510f4b12df2317ea77a6033347b45f63cbff09fdeb11275fd87a98cf0cb75d951a9508b92a28115c83895a3

    • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
      Filesize

      9KB

      MD5

      7050d5ae8acfbe560fa11073fef8185d

      SHA1

      5bc38e77ff06785fe0aec5a345c4ccd15752560e

      SHA256

      cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

      SHA512

      a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

    • 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

    • C:\Users\Admin\AppData\Local\Wave\bin\Background.mp4
      Filesize

      4.6MB

      MD5

      9782180eb68f73030fe24ef6a1735932

      SHA1

      589827fe098ba048c9f871a28db8eae3e3537ff4

      SHA256

      3a1cbb800f8f25c2ab703ba8bfdb01e938e4143c3bc0fea8ca734fb5ba779ba7

      SHA512

      dc768638bae2d6d47d8910252ae64a656d8a6fd88efdf24165ddce51b7afdb4acb3fddd41dfe788737a2cab4fab66174db2f0d2f48bc8669af76d1656bca8be1

    • memory/1464-239-0x0000000000300000-0x00000000003F2000-memory.dmp
      Filesize

      968KB

    • memory/1464-241-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/1464-251-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/1464-247-0x0000000009880000-0x000000000989E000-memory.dmp
      Filesize

      120KB

    • memory/1464-246-0x0000000009820000-0x0000000009828000-memory.dmp
      Filesize

      32KB

    • memory/1464-245-0x00000000097E0000-0x00000000097EA000-memory.dmp
      Filesize

      40KB

    • memory/1464-244-0x00000000097A0000-0x00000000097B6000-memory.dmp
      Filesize

      88KB

    • memory/1464-243-0x0000000008A70000-0x0000000008B74000-memory.dmp
      Filesize

      1.0MB

    • memory/1464-238-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4100-283-0x000000000B610000-0x000000000B676000-memory.dmp
      Filesize

      408KB

    • memory/4100-297-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-336-0x000000000B030000-0x000000000B0A6000-memory.dmp
      Filesize

      472KB

    • memory/4100-334-0x000000000AEC0000-0x000000000AEF2000-memory.dmp
      Filesize

      200KB

    • memory/4100-333-0x0000000019220000-0x0000000019296000-memory.dmp
      Filesize

      472KB

    • memory/4100-332-0x000000000B170000-0x000000000B2CB000-memory.dmp
      Filesize

      1.4MB

    • memory/4100-331-0x000000001C9E0000-0x000000001CAC6000-memory.dmp
      Filesize

      920KB

    • memory/4100-329-0x00000000095D0000-0x00000000095F4000-memory.dmp
      Filesize

      144KB

    • memory/4100-330-0x0000000009700000-0x000000000974A000-memory.dmp
      Filesize

      296KB

    • memory/4100-328-0x00000000192B0000-0x0000000019436000-memory.dmp
      Filesize

      1.5MB

    • memory/4100-252-0x0000000000D00000-0x0000000001502000-memory.dmp
      Filesize

      8.0MB

    • memory/4100-253-0x0000000005D90000-0x0000000005E42000-memory.dmp
      Filesize

      712KB

    • memory/4100-254-0x0000000005F50000-0x0000000005FF0000-memory.dmp
      Filesize

      640KB

    • memory/4100-255-0x0000000006010000-0x0000000006018000-memory.dmp
      Filesize

      32KB

    • memory/4100-315-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-260-0x000000000A870000-0x000000000A922000-memory.dmp
      Filesize

      712KB

    • memory/4100-265-0x000000000B830000-0x000000000B852000-memory.dmp
      Filesize

      136KB

    • memory/4100-266-0x000000000C210000-0x000000000C564000-memory.dmp
      Filesize

      3.3MB

    • memory/4100-314-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-303-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-304-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-280-0x0000000006E40000-0x0000000006E78000-memory.dmp
      Filesize

      224KB

    • memory/4100-281-0x000000000E090000-0x000000000E5BC000-memory.dmp
      Filesize

      5.2MB

    • memory/4100-282-0x0000000005BE0000-0x0000000005C1E000-memory.dmp
      Filesize

      248KB

    • memory/4100-306-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-284-0x000000000B900000-0x000000000B908000-memory.dmp
      Filesize

      32KB

    • memory/4100-310-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-311-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-296-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-312-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-298-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-299-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-300-0x000000000C0D0000-0x000000000C0E0000-memory.dmp
      Filesize

      64KB

    • memory/4100-301-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-302-0x000000000C0E0000-0x000000000C0F0000-memory.dmp
      Filesize

      64KB

    • memory/4100-308-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-307-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-305-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4100-309-0x000000000C0D0000-0x000000000C0E0000-memory.dmp
      Filesize

      64KB

    • memory/4100-313-0x0000000001B20000-0x0000000001B30000-memory.dmp
      Filesize

      64KB

    • memory/4960-1-0x0000000000EE0000-0x0000000001072000-memory.dmp
      Filesize

      1.6MB

    • memory/4960-5-0x000000000A150000-0x000000000A15E000-memory.dmp
      Filesize

      56KB

    • memory/4960-0-0x000000007494E000-0x000000007494F000-memory.dmp
      Filesize

      4KB

    • memory/4960-16-0x0000000006540000-0x00000000065D6000-memory.dmp
      Filesize

      600KB

    • memory/4960-17-0x0000000005D20000-0x0000000005D46000-memory.dmp
      Filesize

      152KB

    • memory/4960-4-0x000000000A180000-0x000000000A1B8000-memory.dmp
      Filesize

      224KB

    • memory/4960-6-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4960-8-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4960-3-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4960-2-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4960-7-0x000000007494E000-0x000000007494F000-memory.dmp
      Filesize

      4KB

    • memory/4960-18-0x0000000001A50000-0x0000000001A58000-memory.dmp
      Filesize

      32KB

    • memory/4960-20-0x000000000B230000-0x000000000B2A2000-memory.dmp
      Filesize

      456KB

    • memory/4960-22-0x00000000065E0000-0x00000000065EA000-memory.dmp
      Filesize

      40KB

    • memory/4960-21-0x0000000005D50000-0x0000000005D5A000-memory.dmp
      Filesize

      40KB

    • memory/4960-9-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB

    • memory/4960-242-0x0000000074940000-0x00000000750F0000-memory.dmp
      Filesize

      7.7MB