Resubmissions

15-08-2023 08:52

230815-ks3dwshg97 7

Analysis

  • max time kernel
    128s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-08-2023 08:52

General

  • Target

    nhjekozzato.exe

  • Size

    50KB

  • MD5

    0860b9decf194469ff9004953916fad8

  • SHA1

    30577645b130d719ecf318b9b4d1d86d8ad5ba0b

  • SHA256

    39f0e93876df448f6aff1355220fc09a17c6b32e53e65683af08aaeefa40f592

  • SHA512

    f99ee208da2ac0f085681421d57430e94a577c7e2aa01228f9b4746b5c33dfb6a717c323a5978408fa73df3e7abbb5acb0040bbcd78aee30c3a864edd6e11c86

  • SSDEEP

    1536:HC23BHBjBE+PBRB02l7BXBznqUSRL9qFrb3ACFEf:H13BHBjBLPBRB02l7BXBzq/9

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nhjekozzato.exe
    "C:\Users\Admin\AppData\Local\Temp\nhjekozzato.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
          PID:3548
        • C:\Windows\SysWOW64\netsh.exe
          netsh wlan show profile
          3⤵
            PID:3720
          • C:\Windows\SysWOW64\findstr.exe
            findstr All
            3⤵
              PID:2312
        • C:\Windows\system32\msiexec.exe
          C:\Windows\system32\msiexec.exe /V
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4652

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/4196-134-0x0000000075130000-0x00000000758E0000-memory.dmp

          Filesize

          7.7MB

        • memory/4196-133-0x0000000000070000-0x0000000000082000-memory.dmp

          Filesize

          72KB

        • memory/4196-135-0x00000000058F0000-0x0000000005900000-memory.dmp

          Filesize

          64KB

        • memory/4196-136-0x0000000006410000-0x0000000006476000-memory.dmp

          Filesize

          408KB

        • memory/4196-137-0x0000000006940000-0x0000000006952000-memory.dmp

          Filesize

          72KB

        • memory/4196-141-0x0000000007150000-0x0000000007312000-memory.dmp

          Filesize

          1.8MB

        • memory/4196-168-0x0000000006B10000-0x0000000006B86000-memory.dmp

          Filesize

          472KB

        • memory/4196-190-0x0000000007AC0000-0x0000000008064000-memory.dmp

          Filesize

          5.6MB

        • memory/4196-191-0x0000000007420000-0x00000000074B2000-memory.dmp

          Filesize

          584KB

        • memory/4196-192-0x0000000075130000-0x00000000758E0000-memory.dmp

          Filesize

          7.7MB

        • memory/4196-193-0x00000000058F0000-0x0000000005900000-memory.dmp

          Filesize

          64KB

        • memory/4196-194-0x0000000008070000-0x000000000859C000-memory.dmp

          Filesize

          5.2MB

        • memory/4196-196-0x0000000075130000-0x00000000758E0000-memory.dmp

          Filesize

          7.7MB