Resubmissions

22-09-2021 14:15

210922-rkjp5sfecr 10

Analysis

  • max time kernel
    233s
  • max time network
    296s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 14:43

General

  • Target

    017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1.exe

  • Size

    527KB

  • MD5

    afca14738e00c61a837d450b38a3f067

  • SHA1

    bc07bcaa858fd87418563b54f1e3197a252c0ee8

  • SHA256

    017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1

  • SHA512

    50f084c2ffd0b6592bea5face7092294003812421009e8241c8045c117aa9ae4e802bd4fb56398df06670ffbad57683c9157fc1b91a28443720b13fbf300772c

  • SSDEEP

    12288:I02PWw9C6hlSZ6g2G0yKHp1VbWabfBnXo:wPWwcOq6g2BVpxbVo

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1.exe
    "C:\Users\Admin\AppData\Local\Temp\017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1.exe
      "C:\Users\Admin\AppData\Local\Temp\017a7ccf3e5eb12c679dad6b9897c1ea788975d6e5e90e4ddf59df981dd11ec1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5996
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        3⤵
        • Executes dropped EXE
        PID:5968
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5996 -s 612
        3⤵
        • Program crash
        PID:5544
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5996 -ip 5996
    1⤵
      PID:4988
    • 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 --mojo-platform-channel-handle=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1660

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

        Filesize

        3KB

        MD5

        b4cd27f2b37665f51eb9fe685ec1d373

        SHA1

        7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

        SHA256

        91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

        SHA512

        e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

      • C:\Users\Admin\AppData\Local\Temp\nsm5669.tmp\System.dll

        Filesize

        11KB

        MD5

        fccff8cb7a1067e23fd2e2b63971a8e1

        SHA1

        30e2a9e137c1223a78a0f7b0bf96a1c361976d91

        SHA256

        6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

        SHA512

        f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

      • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

        Filesize

        28B

        MD5

        cb51543b58ee527856324a9d0aaa3cfa

        SHA1

        a59bd9f9e2728422e016309352d3566812c13ded

        SHA256

        d3d4aab8ef7cc1f16bd6336ea95d9fe56ff8a9aceeb6651dd2f1ebf62d1e71c3

        SHA512

        0bff6624e71aa21b0bc95090e8ae1a1213272b8ae08f62c2e4023159e1b7016efe0391fec35bf9cdc644bf8a4fde4c754c5aa14b163e3d21196557cc40985bdf

      • memory/5996-12-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-10-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-11-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-9-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB

      • memory/5996-13-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-15-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-14-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-8-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB

      • memory/5996-6-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB

      • memory/5996-22-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-23-0x00000000004C0000-0x000000000055F000-memory.dmp

        Filesize

        636KB

      • memory/5996-25-0x0000000000400000-0x0000000000456000-memory.dmp

        Filesize

        344KB