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Analysis

  • max time kernel
    127s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 16:38

General

  • Target

    fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe

  • Size

    646KB

  • MD5

    e372ae48f6c86c7491a89876df42aa4d

  • SHA1

    04da90d9bf4af0778b27c6f5f8890096ffd7061a

  • SHA256

    fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621

  • SHA512

    38c15bb091d79f52a5952fa757581b9a3dedcba39effaa81cc6c75739386a8bd0f8c8cb5d8c0be9d54c66dd4d48341360687c8ee0673f31a73476a089991c22d

  • SSDEEP

    12288:YltuKOcMKJ/TI+oeGuL9JaLNvsNP6L/Dm6Vp2qBZznT4OkfG:AOo/c+oeGuROtaPyCU2yZz0OmG

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

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

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe
    "C:\Users\Admin\AppData\Local\Temp\fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$underchin=Get-Content 'C:\Users\Admin\AppData\Local\Temp\Opnormptr21\Disbosom.Try';$Sammenrodende=$underchin.SubString(1622,3);.$Sammenrodende($underchin) "
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1672
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 2720
        3⤵
        • Program crash
        PID:2140
  • 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 --field-trial-handle=3796,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4368 /prefetch:8
    1⤵
      PID:4808
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1672 -ip 1672
      1⤵
        PID:4608

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Opnormptr21\Disbosom.Try

        Filesize

        71KB

        MD5

        9c1808a41ca83c980b936edea869ae73

        SHA1

        6d699e3d8708e34c30bad7baf8e2759b0abd0343

        SHA256

        e123d34d921929fee761fa967c2aa9508d5f328ecc4eb96d1ada999760281e68

        SHA512

        2886be6a632f3860cdeab6470de7ea7b866e4e9ac635f998ad822df6d71aa9cf4f96db428a10ed9208abd33f20872d081f2c8883d32ea9d3f4425ef5d5548e11

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q0nmewgr.0fo.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1672-10-0x0000000074640000-0x0000000074DF0000-memory.dmp

        Filesize

        7.7MB

      • memory/1672-25-0x0000000006550000-0x000000000659C000-memory.dmp

        Filesize

        304KB

      • memory/1672-6-0x000000007464E000-0x000000007464F000-memory.dmp

        Filesize

        4KB

      • memory/1672-11-0x0000000005460000-0x0000000005482000-memory.dmp

        Filesize

        136KB

      • memory/1672-12-0x0000000005500000-0x0000000005566000-memory.dmp

        Filesize

        408KB

      • memory/1672-13-0x0000000005570000-0x00000000055D6000-memory.dmp

        Filesize

        408KB

      • memory/1672-8-0x0000000005750000-0x0000000005D78000-memory.dmp

        Filesize

        6.2MB

      • memory/1672-23-0x0000000005F80000-0x00000000062D4000-memory.dmp

        Filesize

        3.3MB

      • memory/1672-24-0x0000000006530000-0x000000000654E000-memory.dmp

        Filesize

        120KB

      • memory/1672-9-0x0000000074640000-0x0000000074DF0000-memory.dmp

        Filesize

        7.7MB

      • memory/1672-26-0x00000000074C0000-0x0000000007556000-memory.dmp

        Filesize

        600KB

      • memory/1672-27-0x0000000006A50000-0x0000000006A6A000-memory.dmp

        Filesize

        104KB

      • memory/1672-28-0x0000000006AA0000-0x0000000006AC2000-memory.dmp

        Filesize

        136KB

      • memory/1672-29-0x0000000007B10000-0x00000000080B4000-memory.dmp

        Filesize

        5.6MB

      • memory/1672-7-0x0000000002F60000-0x0000000002F96000-memory.dmp

        Filesize

        216KB

      • memory/1672-31-0x0000000008740000-0x0000000008DBA000-memory.dmp

        Filesize

        6.5MB

      • memory/1672-32-0x0000000074640000-0x0000000074DF0000-memory.dmp

        Filesize

        7.7MB