Analysis

  • max time kernel
    125s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    08-05-2024 20:13

General

  • Target

    37c1379596c08f49ca728973d2b42b30_NEIKI.exe

  • Size

    38KB

  • MD5

    37c1379596c08f49ca728973d2b42b30

  • SHA1

    bb24ee5d6e09b4a1e86070c461851abf22bce7be

  • SHA256

    cbfa80497f1cc842ef4f42601b9827b65b3d4c413eb9f967cb96b6f9d3f81252

  • SHA512

    0ad15f7084c9af8a88c62d4b634438dcce73c4659c307bd407cb1e0587d264c32f0f9eabd7492a769404576980a7e1e1ccc71d4b56e34485f4669e3e585d61ec

  • SSDEEP

    768:fZjIoksdZlOvrA9DvsLKDrnuIeQTls5SQ48NPKQHDFw/Bh2+aBrP:RjwsdXOvrA9DvsLKfuIbBskQ4nsFwSrP

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37c1379596c08f49ca728973d2b42b30_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\37c1379596c08f49ca728973d2b42b30_NEIKI.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe
      "C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe" -r
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:288
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 2&del "C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe"&ping 127.0.0.1 -n 2&rename "C:\Users\Admin\AppData\Local\Mozilla\00005659" vmplayer.exe&ping 127.0.0.1 -n 2&"C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe" \r
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1952
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 2
          4⤵
          • Runs ping.exe
          PID:2664
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 2
          4⤵
          • Runs ping.exe
          PID:2700
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 2
          4⤵
          • Runs ping.exe
          PID:2548
        • C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe
          "C:\Users\Admin\AppData\Local\Mozilla\vmplayer.exe" \r
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:2816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Mozilla\00005659

    Filesize

    38KB

    MD5

    c5ce204b66b3ae559e0f1f1c7fbc2a26

    SHA1

    b9b21cc77a8a37dbbb37bc13a2308907ea9b68ba

    SHA256

    c9c48e9ec0ae4c6496461a5d4c36a8fba404e20e822d4cc7aa5acc169370bd2f

    SHA512

    e5b5e2ccdd0afcb3ae9b2c0b959b75958492ecfab99de3acbbf92bc80784ef0d8f785ed87df345a806efcc449a4772f2289ed59469fc3ad80f283e0587e559ee

  • \Users\Admin\AppData\Local\Mozilla\vmplayer.exe

    Filesize

    38KB

    MD5

    37c1379596c08f49ca728973d2b42b30

    SHA1

    bb24ee5d6e09b4a1e86070c461851abf22bce7be

    SHA256

    cbfa80497f1cc842ef4f42601b9827b65b3d4c413eb9f967cb96b6f9d3f81252

    SHA512

    0ad15f7084c9af8a88c62d4b634438dcce73c4659c307bd407cb1e0587d264c32f0f9eabd7492a769404576980a7e1e1ccc71d4b56e34485f4669e3e585d61ec