Analysis

  • max time kernel
    14s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 11:09

General

  • Target

    capcut_capcutpc_invitefission_1.2.4_installer.exe

  • Size

    2.2MB

  • MD5

    cafd508f953e2d28acf9b49e80bf2fc6

  • SHA1

    0c739749978ef0b6077261e511ab10e9211f2c71

  • SHA256

    aa8ff4d4c4505f9245ae995be2fee8f6a78b1167126e613490e1c22549bdf142

  • SHA512

    3ff026e849378691da40d406ce806c438c8a4f015217731bd132bfccdb58c4832306a3f92aa752af6d3ca71e2425f161155d767e56d23c15f0634424080caab3

  • SSDEEP

    49152:7VhVn6EBMgmH1Cz0DqfMus8/V3sYPyD9+gqulxheyY6:7XVn6OMgmH1CS7ec7fxY6

Score
4/10

Malware Config

Signatures

  • 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 11 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\capcut_capcutpc_invitefission_1.2.4_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\capcut_capcutpc_invitefission_1.2.4_installer.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c wmic csproduct get Name,UUID /value
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2340
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic csproduct get Name,UUID /value
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2824
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c wmic os get SerialNumber,Caption,BuildNumber,Version /value
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic os get SerialNumber,Caption,BuildNumber,Version /value
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2648
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c wmic path Win32_VideoController get CurrentVerticalResolution,CurrentHorizontalResolution /value
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic path Win32_VideoController get CurrentVerticalResolution,CurrentHorizontalResolution /value
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2676
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c wmic nicconfig get DefaultIPGateway,macaddress
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2636
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic nicconfig get DefaultIPGateway,macaddress
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2696
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\System32\cmd.exe /c wmic diskdrive get SerialNumber /value
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:268
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic diskdrive get SerialNumber /value
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsuF5B5.tmp\downloader_nsis_plugin.dll

    Filesize

    1.2MB

    MD5

    14930a06cbfb26d5ffffd354fa12d5f8

    SHA1

    1de289bab03eaad965e419d657c3531a3738c558

    SHA256

    3ef7a13886328dafba1c49ec096da122e63839ac6965bf4f3d4dcce3a35ccc6d

    SHA512

    385268602f050c060795312c9cb86e979030a21b8cecc20303b346bbc0800a468a84a291224592d9b0e43458e579660b8062f6b9cba3b2e79aab5015d1dcc67b

  • \Users\Admin\AppData\Local\Temp\nsuF5B5.tmp\BgWorker.dll

    Filesize

    2KB

    MD5

    33ec04738007e665059cf40bc0f0c22b

    SHA1

    4196759a922e333d9b17bda5369f14c33cd5e3bc

    SHA256

    50f735ab8f3473423e6873d628150bbc0777be7b4f6405247cddf22bb00fb6be

    SHA512

    2318b01f0c2f2f021a618ca3e6e5c24a94df5d00154766b77160203b8b0a177c8581c7b688ffe69be93a69bc7fd06b8a589844d42447f5060fb4bcf94d8a9aef

  • \Users\Admin\AppData\Local\Temp\nsuF5B5.tmp\System.dll

    Filesize

    12KB

    MD5

    0d7ad4f45dc6f5aa87f606d0331c6901

    SHA1

    48df0911f0484cbe2a8cdd5362140b63c41ee457

    SHA256

    3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    SHA512

    c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

  • \Users\Admin\AppData\Local\Temp\nsuF5B5.tmp\deviceregister_shared.dll

    Filesize

    226KB

    MD5

    8baaaeacb97679fb495e1c4f902f0a68

    SHA1

    29185b00e4c56ff8cc22de64c1407809d60348f1

    SHA256

    7c2a74c4be8d524a121e78e763c05c7b5cb58b524119ac8897c493e717a1d42a

    SHA512

    49f864332165c0229f0588fa1fd56fdc04bb005be1b61a9367fac5f45c32783e2e633c8acb64c3a921d41d9b79ceb3315813aa409a8f725cc7193958bf4bb8e0

  • \Users\Admin\AppData\Local\Temp\nsuF5B5.tmp\shell_downloader.dll

    Filesize

    2.2MB

    MD5

    30c4aa9356d60d2039ed6bfb7850c4c1

    SHA1

    ef23c32dab6ed871527151932bbfe8b917d507af

    SHA256

    0c4abb66d9a69c80cfaa0eb3c988d4dc40d989843a87e95ed3cc6e75dae31559

    SHA512

    f425c9fcefd2ed55160d173b8e441f7867307fd006b0f01a655120ba150d87568ddc6266d36163267ce508df8147a97c16982093808c766051ca1e02ba9cc62b