Analysis

  • max time kernel
    146s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2023, 21:22

General

  • Target

    NEAS.6f1c285677279698ea1509555eb54080.exe

  • Size

    462KB

  • MD5

    6f1c285677279698ea1509555eb54080

  • SHA1

    a2b4bba1370358144222892813401d9834301451

  • SHA256

    47f4cbc86b3d79fa5e235172e1a9cbfb9d9ffa6df27469a4b17d47f45d4bd9f1

  • SHA512

    8bc079eeb259615591844c8722bf3e5ced9d72664f5a92db7906aff4313788366497d3a6a213e62f88d2763b6301a52efbf5b5beb8f26f9e872cd55d99a94975

  • SSDEEP

    12288:aRyGn70JhM5iDNTpuZIjJFKRx+O218PGSE1hjOM78Ziz3DeyYjL:aRyaSK5iZFKRxI8XETLrz3bML

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 62 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.6f1c285677279698ea1509555eb54080.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.6f1c285677279698ea1509555eb54080.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\AppData\Local\Temp\FA7D.tmp
      C:\Users\Admin\AppData\Local\Temp\FA7D.tmp
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Drops file in Windows directory
      PID:4604
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 464
      2⤵
      • Program crash
      PID:4912
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4020 -ip 4020
    1⤵
      PID:2824

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\FA7D.tmp

            Filesize

            145KB

            MD5

            c610e7ccd6859872c585b2a85d7dc992

            SHA1

            362b3d4b72e3add687c209c79b500b7c6a246d46

            SHA256

            14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

            SHA512

            8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

          • C:\Users\Admin\AppData\Local\Temp\FA7D.tmp

            Filesize

            145KB

            MD5

            c610e7ccd6859872c585b2a85d7dc992

            SHA1

            362b3d4b72e3add687c209c79b500b7c6a246d46

            SHA256

            14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

            SHA512

            8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

          • memory/4020-0-0x0000000002200000-0x000000000223E000-memory.dmp

            Filesize

            248KB

          • memory/4020-1-0x0000000002200000-0x000000000223E000-memory.dmp

            Filesize

            248KB

          • memory/4020-3-0x0000000000400000-0x0000000000479000-memory.dmp

            Filesize

            484KB