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Analysis

  • max time kernel
    95s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 18:34

General

  • Target

    d188dad5ed9a7a6f3f08dc4b33a29c55ffe9f95a22573dbfea7c1c6df7280725.exe

  • Size

    4.8MB

  • MD5

    cea16d83b6557db72fb814a710516f9f

  • SHA1

    b139ebfb0c4d881bf9d2ef4b8d6dd6e863ccb0c8

  • SHA256

    d188dad5ed9a7a6f3f08dc4b33a29c55ffe9f95a22573dbfea7c1c6df7280725

  • SHA512

    fa41a3fc340098421748ffe15d5d4ada63d98f2c918f165ff03ab17213aa617823c2644be13ec22b621c2067460fb479560a469419ac718ef20093286b8ccd6e

  • SSDEEP

    98304:TVeM4VwHuokyfO8PGcx2HynIiprw0F80XZ/KgZ:5AVw+kx2SnIe84CgZ

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 2 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d188dad5ed9a7a6f3f08dc4b33a29c55ffe9f95a22573dbfea7c1c6df7280725.exe
    "C:\Users\Admin\AppData\Local\Temp\d188dad5ed9a7a6f3f08dc4b33a29c55ffe9f95a22573dbfea7c1c6df7280725.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 2112
      2⤵
      • Program crash
      PID:3008
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2736 -ip 2736
    1⤵
      PID:1876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\{CB138304-867D-4e02-B448-361AC329EF14}.tmp\NetBridge.dll

      Filesize

      231KB

      MD5

      9d145902fb5b9a6da62ac85761434e31

      SHA1

      c817d77f59e3767d75cf5f5298d6b5711308f7e5

      SHA256

      98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

      SHA512

      bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

    • C:\Users\Admin\AppData\Local\Temp\{F8B61A15-A607-4b4a-8757-B577339A9435}.tmp\7z.dll

      Filesize

      1.1MB

      MD5

      2888126384d873cc49af32bbe34bb296

      SHA1

      fe74877bcaec93c7d67dab2ce8c86cfc38402d22

      SHA256

      aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

      SHA512

      f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a