Analysis

  • max time kernel
    92s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 00:43

General

  • Target

    2144112e6180ba6dac7514c4972d3360_NeikiAnalytics.dll

  • Size

    457KB

  • MD5

    2144112e6180ba6dac7514c4972d3360

  • SHA1

    e96159f89a6ec9653180df80f50e2c9b0212ff1a

  • SHA256

    397a06a8dfebd9cecab74cf9563017042fbf04050a8f368b2b2ac644643d35c1

  • SHA512

    f97a3d1fcb7134634213ddcf0c4b4eb27b8382e196e8fb428954ad2a105fd00b98ccc1febcded67f97fa3aa848139738e34d623f55de83745d92a65afd3948d2

  • SSDEEP

    12288:Ha+VWigpr73NMMlti+mK0BNpb1QNLfziqXfjk4JFy8BuxgPrxt:H7Vhu9MM8LbSLmWjk4L4xgTxt

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2144112e6180ba6dac7514c4972d3360_NeikiAnalytics.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4608
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2144112e6180ba6dac7514c4972d3360_NeikiAnalytics.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3360
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:800
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2652
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2652 CREDAT:17410 /prefetch:2
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    ba5c07e84aaf8703c7f383a82d696ce7

    SHA1

    f51fbe8032555f84974ed041a09cc6211d8ee0af

    SHA256

    088079d3c0c9b9117e2427529a2e6ddd19bd694d1180dabf72cb80dfad1fbad3

    SHA512

    987db2bb8c1a95f754c724f5921152a3e1f6a4ca7b7c79f7b927eca93e9251e73eb91d8a972c094061a8dbfb6ad82e5133ed64ffb7d9c9de946b705f4081d31f

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    a4f5c8ea9306fa6948cb9b551a56acff

    SHA1

    47b78df377ce3c58077483431bdb7a5c331cc66b

    SHA256

    963e3b6662b50229c064a89a878611bb99c86897ce794d249b8c261f7434d499

    SHA512

    90c1d1834facd71f3aad073ca82ab214ad102408bf5fa71a17292bc91ef6f8ec8a153b92a91be34ab1999a327c8eded993f9d158610ac94bb2cf32ec246000d3

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verB258.tmp

    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TF1TYUIH\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Windows\SysWOW64\rundll32mgr.exe

    Filesize

    84KB

    MD5

    5a4990694e4324c26ace7339664fc4b6

    SHA1

    e1d54ebd9223f127ee7a5cb00f1be151bb49548b

    SHA256

    99e40a3654d832bb4090fdb7f6eb62abece0109d88c87651835b74af4bcb197d

    SHA512

    7f41f0312325f0c09c7b444e237538e38f5e4578111e3f4277b266a1f107791a5ec1a670c6911befe8a3286ff521471cc67c2eac07f3d3dcd29b4081f07a3450

  • memory/800-9-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-17-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-13-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-12-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-10-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/800-5-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/800-18-0x0000000077162000-0x0000000077163000-memory.dmp

    Filesize

    4KB

  • memory/800-14-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-15-0x0000000000060000-0x0000000000061000-memory.dmp

    Filesize

    4KB

  • memory/800-16-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-21-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/800-20-0x0000000077162000-0x0000000077163000-memory.dmp

    Filesize

    4KB

  • memory/800-8-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-7-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/800-6-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/3360-1-0x0000000074B50000-0x0000000074BC8000-memory.dmp

    Filesize

    480KB