Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 21:35

General

  • Target

    47c77c69cd8fbaf270ab41bc96f8da0c2c3c10e22dc02fe78947028df54c6e04.exe

  • Size

    134KB

  • MD5

    23698b87276655fe6c240b4cda58c9a3

  • SHA1

    878e7f6eedab962811428dc493de353000c949c6

  • SHA256

    47c77c69cd8fbaf270ab41bc96f8da0c2c3c10e22dc02fe78947028df54c6e04

  • SHA512

    83a485f643431c7ded551578a9d5924759d62b54a17f128024b3b4a5640082e3a1509d5a6972754829a4d17d78fd6f292505191b06ac83ddbf2f048085ef9aa1

  • SSDEEP

    1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Q2:riAyLN9aa+9U2rW1ip6pr2At7NZuQ2

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 5 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\47c77c69cd8fbaf270ab41bc96f8da0c2c3c10e22dc02fe78947028df54c6e04.exe
    "C:\Users\Admin\AppData\Local\Temp\47c77c69cd8fbaf270ab41bc96f8da0c2c3c10e22dc02fe78947028df54c6e04.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3148
    • C:\ProgramData\Update\WwanSvc.exe
      "C:\ProgramData\Update\WwanSvc.exe" /run
      2⤵
      • Executes dropped EXE
      PID:3156

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\Update\WwanSvc.exe

          Filesize

          134KB

          MD5

          33e9ee1ce8743f7894b3d6503f71f62c

          SHA1

          b58a1f7124f1cd00be4bc07e4914e06c4c2cf0c1

          SHA256

          b354a14668108e3842c96e1545a7b99edeef048bc9e73987a90da5e0953b2819

          SHA512

          ea0028d79ba5c14e78b4fe9f8ce83a1f856bd8640a1f9f3324587e843aac710aab945ca8ae5aab8c3b227b911d61538357f1389ba56aa9dc11b16d9aec0df001

        • memory/3148-0-0x0000000000600000-0x0000000000628000-memory.dmp

          Filesize

          160KB

        • memory/3148-5-0x0000000000600000-0x0000000000628000-memory.dmp

          Filesize

          160KB

        • memory/3156-6-0x0000000000B90000-0x0000000000BB8000-memory.dmp

          Filesize

          160KB

        • memory/3156-7-0x0000000000B90000-0x0000000000BB8000-memory.dmp

          Filesize

          160KB