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Overview

overview

7

Static

static

3

2024-04-30...er.exe

windows7-x64

7

2024-04-30...er.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/04/2024, 21:07

Sharing

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General

  • Target

    2024-04-30_33b0e60bb893fd6cdc51b572bf217528_magniber.exe

  • Size

    43.5MB

  • MD5

    33b0e60bb893fd6cdc51b572bf217528

  • SHA1

    a869dfe8420547eaf3477602c16507ca9feead22

  • SHA256

    0e69159879b1e2d943abc9d341c12c7726aa723d16dacd5d4eb41df923561088

  • SHA512

    dddf589ee7b1d1b21841eac4da1ceaefcfdc1135624b020ee42b23967e1f4f9cec32930d819da3d1eeb35a806482c87c6a71c8e96fc356657e98d56f03fc3d27

  • SSDEEP

    786432:fw5nIe842SGZyxiF0K2qlGccizp20emKYt3I12rTlBgL/NHbT3Yw/rKpxyRBRA/u:fw5n72zZyAh1UclzD6n12rBETd/rOynV

Score
7/10
bootkitdiscoverypersistence

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.

    discovery
  • 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.

    bootkitpersistence
  • Drops file in Program Files directory 2 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-30_33b0e60bb893fd6cdc51b572bf217528_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-30_33b0e60bb893fd6cdc51b572bf217528_magniber.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 940
      2⤵
      • Program crash
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\{A7215802-9C96-439a-9CF8-59CF55C32717}.tmp\NetBridge.dll
    Filesize

    231KB

    MD5

    9d145902fb5b9a6da62ac85761434e31

    SHA1

    c817d77f59e3767d75cf5f5298d6b5711308f7e5

    SHA256

    98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

    SHA512

    bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

    Download Submit

  • \Users\Admin\AppData\Local\Temp\{BAE18876-80A8-486a-929C-5ABF59AD5729}.tmp\7z.dll
    Filesize

    1.1MB

    MD5

    2888126384d873cc49af32bbe34bb296

    SHA1

    fe74877bcaec93c7d67dab2ce8c86cfc38402d22

    SHA256

    aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

    SHA512

    f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

    Download Submit

  • memory/2356-39-0x0000000000980000-0x0000000000981000-memory.dmp

    Filesize

    4KB

    Download