Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 02:07

General

  • Target

    MSK872314.exe

  • Size

    630KB

  • MD5

    397c71ddf48527dc363407c2dc6382fd

  • SHA1

    8d309abbd3842e15778dad790e3bb36371060eab

  • SHA256

    fd2ed2817b36ad04fda64c952b1a38e9a4cee86a247d0a7e9dfea5bab81b2e82

  • SHA512

    a5b4bf00e115c99a2433ebf7f91ea7fc12e6c5a6f06d049d89b9027b29bba769ec51d3ace6a1671595d685db7e74e458cb75e39fe8c1abb9533ae19d0c308a46

  • SSDEEP

    12288:jgSUrka1W50Dt/RtlieB6TxOL0w83/ImkT4bdxrVZ4PBiFeAUVABi+ksSj:hfaQ50DljNNow83gkbTBSYUK/ksSj

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MSK872314.exe
    "C:\Users\Admin\AppData\Local\Temp\MSK872314.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Forretningsforbindelserne=Get-Content 'C:\Users\Admin\AppData\Local\Bridgebuilding\oralizes\indart\Insider\Pigout.Smr';$Sheetwise=$Forretningsforbindelserne.SubString(50997,3);.$Sheetwise($Forretningsforbindelserne)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4300
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
        3⤵
          PID:648
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 2280
          3⤵
          • Program crash
          PID:4692
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4300 -ip 4300
      1⤵
        PID:1140
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3976,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8
        1⤵
          PID:3292

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Bridgebuilding\oralizes\indart\Insider\Pigout.Smr

          Filesize

          49KB

          MD5

          5b666f06cc1e9de33f4f56e415241506

          SHA1

          8253f4854a516d91f9ac7189d108cfe2822f5a2b

          SHA256

          9c121e08561368b3fabba2fef46f73a398fd27b54ae7a9b511d1e782cd50dfef

          SHA512

          e2f444a080037474a69ecdff6545638a0a173a3e7230046f4e0a3b659511516806d13c406267d570d7b2006d7e9efbb91b8fbc02996d9ee31ffa801b5e7027f9

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wtul2pbu.ufy.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/4300-10-0x0000000005110000-0x0000000005132000-memory.dmp

          Filesize

          136KB

        • memory/4300-25-0x0000000006100000-0x000000000614C000-memory.dmp

          Filesize

          304KB

        • memory/4300-6-0x0000000073A6E000-0x0000000073A6F000-memory.dmp

          Filesize

          4KB

        • memory/4300-12-0x00000000053A0000-0x0000000005406000-memory.dmp

          Filesize

          408KB

        • memory/4300-11-0x0000000005330000-0x0000000005396000-memory.dmp

          Filesize

          408KB

        • memory/4300-13-0x0000000073A60000-0x0000000074210000-memory.dmp

          Filesize

          7.7MB

        • memory/4300-8-0x0000000005430000-0x0000000005A58000-memory.dmp

          Filesize

          6.2MB

        • memory/4300-23-0x0000000005A60000-0x0000000005DB4000-memory.dmp

          Filesize

          3.3MB

        • memory/4300-24-0x0000000006070000-0x000000000608E000-memory.dmp

          Filesize

          120KB

        • memory/4300-9-0x0000000073A60000-0x0000000074210000-memory.dmp

          Filesize

          7.7MB

        • memory/4300-27-0x0000000006590000-0x00000000065AA000-memory.dmp

          Filesize

          104KB

        • memory/4300-26-0x0000000007080000-0x0000000007116000-memory.dmp

          Filesize

          600KB

        • memory/4300-28-0x00000000065F0000-0x0000000006612000-memory.dmp

          Filesize

          136KB

        • memory/4300-29-0x00000000076D0000-0x0000000007C74000-memory.dmp

          Filesize

          5.6MB

        • memory/4300-7-0x0000000002A70000-0x0000000002AA6000-memory.dmp

          Filesize

          216KB

        • memory/4300-31-0x0000000008300000-0x000000000897A000-memory.dmp

          Filesize

          6.5MB

        • memory/4300-33-0x0000000073A60000-0x0000000074210000-memory.dmp

          Filesize

          7.7MB