Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 07:59

General

  • Target
    1stsol-v24.exe
  • Size 8.9MB
  • Sample240405-jvpp5sfd74
  • SHA256 3e611f3a60b74b9c9f38fe5d6c1f7d900a1a8ec5fdce26393b5ce41ba037ce31
  • MD5 SHA1 SHA512 SSDEEP
Score
4/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1stsol-v24.exe
    "C:\Users\Admin\AppData\Local\Temp\1stsol-v24.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Users\Admin\AppData\Local\Temp\is-HML9M.tmp\1stsol-v24.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HML9M.tmp\1stsol-v24.tmp" /SL5="$50062,8881452,121344,C:\Users\Admin\AppData\Local\Temp\1stsol-v24.exe"
      2⤵
      • Executes dropped EXE
      PID:2276

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        1stsol-v24.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-HML9M.tmp\1stsol-v24.tmp
        • Size 1.1MB
        • SHA256 ad43201afae2942efc817f659fab4146f2a799b7c5d8d2b43bd89dbb7991b2cc
        • MD5 SHA1 SHA512 SSDEEP

        memory/2276-6-0x00000000022E0000-0x00000000022E1000-memory.dmp

        memory/2276-9-0x0000000000400000-0x000000000052E000-memory.dmp

        memory/2276-12-0x00000000022E0000-0x00000000022E1000-memory.dmp

        memory/4236-0-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/4236-2-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/4236-8-0x0000000000400000-0x0000000000428000-memory.dmp