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Overview

overview

7

Static

static

3

NEAS.f4f04...JC.exe

windows7-x64

7

NEAS.f4f04...JC.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    158s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2023, 01:05

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General

  • Target

    NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe

  • Size

    145KB

  • MD5

    f4f0428f5d1c49b75c7c3456c6b7db60

  • SHA1

    585cac14ab56ccbecd25dba698f91ff937ee8bec

  • SHA256

    b15079a7c820f6dbd06bab844043ae9030cdaca13901666a85705a4cbc4d61f3

  • SHA512

    d2a6a0dfcd9930084273c495b13a7ff48bafccfe230b31f839ab0792f3e5375d00a90036e20a0bcb0e01bb8fc1643ec553249b6bc85b8e1c342d0de158da7874

  • SSDEEP

    3072:06G5HOoWBx3xrBx41z8QcMrgD56G5H26G5HOoWBx3xrBx4OFggF6G5HOoWB:FGpV1z8QXjGp/GpVOKGp

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe"
    1⤵
    • Checks computer location settings
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /d /c ping -n 2 127.0.0.1 > NUL & fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe" & del "C:\Users\Admin\AppData\Local\Temp\NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe" > NUL & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1468
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1336
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\NEAS.f4f0428f5d1c49b75c7c3456c6b7db60_JC.exe"
        3⤵
          PID:4388
    • C:\ProgramData\Microsoft\v2.0_2.0.0.0__c0ea44958341cea\rekeywiz.exe
      C:\ProgramData\Microsoft\v2.0_2.0.0.0__c0ea44958341cea\rekeywiz.exe
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1716

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Microsoft\v2.0_2.0.0.0__c0ea44958341cea\rekeywiz.exe
      Filesize

      145KB

      MD5

      f4f0428f5d1c49b75c7c3456c6b7db60

      SHA1

      585cac14ab56ccbecd25dba698f91ff937ee8bec

      SHA256

      b15079a7c820f6dbd06bab844043ae9030cdaca13901666a85705a4cbc4d61f3

      SHA512

      d2a6a0dfcd9930084273c495b13a7ff48bafccfe230b31f839ab0792f3e5375d00a90036e20a0bcb0e01bb8fc1643ec553249b6bc85b8e1c342d0de158da7874

      Download Submit

    • C:\ProgramData\Microsoft\v2.0_2.0.0.0__c0ea44958341cea\rekeywiz.exe
      Filesize

      145KB

      MD5

      f4f0428f5d1c49b75c7c3456c6b7db60

      SHA1

      585cac14ab56ccbecd25dba698f91ff937ee8bec

      SHA256

      b15079a7c820f6dbd06bab844043ae9030cdaca13901666a85705a4cbc4d61f3

      SHA512

      d2a6a0dfcd9930084273c495b13a7ff48bafccfe230b31f839ab0792f3e5375d00a90036e20a0bcb0e01bb8fc1643ec553249b6bc85b8e1c342d0de158da7874

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\tmp8EDD.tmp
      Filesize

      145KB

      MD5

      f4f0428f5d1c49b75c7c3456c6b7db60

      SHA1

      585cac14ab56ccbecd25dba698f91ff937ee8bec

      SHA256

      b15079a7c820f6dbd06bab844043ae9030cdaca13901666a85705a4cbc4d61f3

      SHA512

      d2a6a0dfcd9930084273c495b13a7ff48bafccfe230b31f839ab0792f3e5375d00a90036e20a0bcb0e01bb8fc1643ec553249b6bc85b8e1c342d0de158da7874

      Download Submit