Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-07-2024 00:29

General

  • Target

    2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

  • Size

    23.0MB

  • MD5

    e9697533592df955c6f6798f8dd23fb9

  • SHA1

    a6779e89428edab3f57e8893a5d780ddc2db493a

  • SHA256

    d013a31edcfbff2ba00eb2f0f7e141033f0cab0b25bd536f01d4124df4efcc6e

  • SHA512

    54aa11bd4c25c2a832e206e87323d529b150bed7162678c46246fd76829f146c0e25a67c77cd3b00bfffa7d6a8312a165f0fd2435886ac9ac70cd16baec0ae11

  • SSDEEP

    393216:awdSnIe84y70PrfzncapmMrj2ZLXVmt+Z+LXwsv5UYvsZ21teGAIgH99Yzf+Gdr:awMnIe84yKppPrqZLXVmt+Z+Llx5vsoJ

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\2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.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:692
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 692 -s 2060
      2⤵
      • Program crash
      PID:4556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 692 -ip 692
    1⤵
      PID:1176

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Pre-OS Boot

    1
    T1542

    Bootkit

    1
    T1542.003

    Defense Evasion

    Pre-OS Boot

    1
    T1542

    Bootkit

    1
    T1542.003

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Location Discovery

    1
    T1614

    System Language Discovery

    1
    T1614.001

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\{B3165A3D-B6A8-4bc2-AB61-D00E5325B355}.tmp\7z.dll
      Filesize

      1.1MB

      MD5

      2888126384d873cc49af32bbe34bb296

      SHA1

      fe74877bcaec93c7d67dab2ce8c86cfc38402d22

      SHA256

      aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

      SHA512

      f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

    • C:\Users\Admin\AppData\Local\Temp\{E1FE7B7E-36AC-4262-8809-4B316B80CD5A}.tmp\NetBridge.dll
      Filesize

      231KB

      MD5

      9d145902fb5b9a6da62ac85761434e31

      SHA1

      c817d77f59e3767d75cf5f5298d6b5711308f7e5

      SHA256

      98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

      SHA512

      bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9