Resubmissions

12/06/2024, 21:32

240612-1d47yavdqp9

12/06/2024, 21:30

240612-1clzza1dla9

12/06/2024, 21:27

240612-1a2mmsvcnq9

Analysis

  • max time kernel
    126s
  • max time network
    126s
  • 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, 21:30

General

  • Target
    45b3c3f5401cc8f58480ddcf17295820_NeikiAnalytics.exe
  • Size 585KB
  • Sample240612-1clzza1dla
  • SHA256 05b35452d5be37abeea1edbc6ae317d266519c63050ef385708986188820be9d
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (2596) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45b3c3f5401cc8f58480ddcf17295820_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\45b3c3f5401cc8f58480ddcf17295820_NeikiAnalytics.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4532
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --default-search-provider=? --out-pipe-name=MSEdgeDefaultc24e7816hc534h4c55hacd0hff626ea787bf
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x120,0x124,0x128,0xfc,0x12c,0x7ff8923646f8,0x7ff892364708,0x7ff892364718
      2⤵
        PID:2856
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1956,11813205697296477512,60540717917733683,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1976 /prefetch:2
        2⤵
          PID:4916
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1956,11813205697296477512,60540717917733683,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4560
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1956,11813205697296477512,60540717917733683,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2692 /prefetch:8
          2⤵
            PID:3984
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
          1⤵
            PID:3608
          • C:\Windows\system32\NOTEPAD.EXE
            "C:\Windows\system32\NOTEPAD.EXE" C:\vcredist2022_x64_000_vcRuntimeMinimum_x64.log
            1⤵
            • Opens file in notepad (likely ransom note)
            PID:5276

          Network

                MITRE ATT&CK Matrix

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                desktop.ini.tmp

                • Path C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.tmp
                • Size 585KB
                • SHA256 f5678d200c2a94ec458b025f7c89c4aab641c0efe1ffe629ea254b63df685acc
                • MD5 SHA1 SHA512 SSDEEP

                7-zip.dll.tmp

                • Path C:\Program Files\7-Zip\7-zip.dll.tmp
                • Size 684KB
                • SHA256 a9c15b1c2aa005689e07079582240f52b97a88d118161e1367298ba528b36b3e
                • MD5 SHA1 SHA512 SSDEEP

                settings.dat

                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                • Size 152B
                • SHA256 247d0658695a1eb44924a32363906e37e9864ba742fe35362a71f3a520ad2654
                • MD5 SHA1 SHA512

                8c3f4f76-6225-4982-adda-3b683f6ce8a3.tmp

                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\8c3f4f76-6225-4982-adda-3b683f6ce8a3.tmp
                • Size 5KB
                • SHA256 35c91c0b727a2632b0a1370f7b9330f94bd32ff0916687e6af47491758dd2e71
                • MD5 SHA1 SHA512 SSDEEP

                Network Persistent State

                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                • Size 61B
                • SHA256 e1b77550222c2451772c958e44026abe518a2c8766862f331765788ddd196377
                • MD5 SHA1 SHA512

                Local State

                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                • Size 8KB
                • SHA256 5037fcb136e3049a1ccd8d64372907de28f36a2e77251e1d48858d093c8a6d30
                • MD5 SHA1 SHA512 SSDEEP

                memory/4532-0-0x0000000000400000-0x000000000040B000-memory.dmp

                memory/4532-1280-0x0000000000400000-0x000000000040B000-memory.dmp