Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06/01/2023, 07:19

General

  • Target

    d27b20602db59697c20293d02aef1e433f98baf4.exe

  • Size

    1.2MB

  • MD5

    9190513275b80db066cc1a2275c01af1

  • SHA1

    d27b20602db59697c20293d02aef1e433f98baf4

  • SHA256

    36f828fc51e022714a6fd634e6b663919f332b67e9505ceb05d5c3b9398c6a00

  • SHA512

    c425f57e05af494687b7b7d81252a5345d61554860a41d398346b5ca31fa229003c3ff0d570749d2eec146f142e701725724e279110c77df52ae7b4e6524f2dc

  • SSDEEP

    12288:3Cw0bu5zZm+Sxkxm/X7hddTg1k8WtEGPObozGVzrj2roUVxAvWkZxsqJyMkZ6yEe:3ClP78fLPTu69tCT/4jwCv

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Users\Admin\AppData\Local\Temp\d27b20602db59697c20293d02aef1e433f98baf4.exe
      "C:\Users\Admin\AppData\Local\Temp\d27b20602db59697c20293d02aef1e433f98baf4.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe"
        3⤵
          PID:756
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
          3⤵
            PID:560
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe"
            3⤵
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            PID:1608
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\SysWOW64\cmd.exe"
          2⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Modifies Internet Explorer settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:468
          • C:\Program Files\Mozilla Firefox\Firefox.exe
            "C:\Program Files\Mozilla Firefox\Firefox.exe"
            3⤵
              PID:1564

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\sqlite3.dll

          Filesize

          949KB

          MD5

          38a3e021eb32c9976adaf0b3372080fc

          SHA1

          68e02803c646be21007d90bec841c176b82211fd

          SHA256

          8cde0275d60da0d11954f73c7c8862cfc4b306f61bb8b1ce14abe4a193af2652

          SHA512

          b886cc112f2750e7300b66f7242850659fa49fdc97f75aed376cb9f5440875f303a143bf8b51068ec42674f1ebe1dfcc40534f3a7aed3cc4d20f9274b9a66d18

        • memory/468-70-0x0000000000080000-0x00000000000AD000-memory.dmp

          Filesize

          180KB

        • memory/468-68-0x0000000001CF0000-0x0000000001D7F000-memory.dmp

          Filesize

          572KB

        • memory/468-67-0x0000000001F30000-0x0000000002233000-memory.dmp

          Filesize

          3.0MB

        • memory/468-66-0x0000000000080000-0x00000000000AD000-memory.dmp

          Filesize

          180KB

        • memory/468-65-0x000000004A050000-0x000000004A09C000-memory.dmp

          Filesize

          304KB

        • memory/944-55-0x0000000001FB0000-0x0000000002022000-memory.dmp

          Filesize

          456KB

        • memory/944-54-0x0000000000A70000-0x0000000000BA8000-memory.dmp

          Filesize

          1.2MB

        • memory/1268-69-0x0000000004960000-0x0000000004A4C000-memory.dmp

          Filesize

          944KB

        • memory/1268-63-0x0000000006D40000-0x0000000006E69000-memory.dmp

          Filesize

          1.2MB

        • memory/1268-72-0x0000000004960000-0x0000000004A4C000-memory.dmp

          Filesize

          944KB

        • memory/1268-74-0x000007FEF5C50000-0x000007FEF5D93000-memory.dmp

          Filesize

          1.3MB

        • memory/1268-75-0x000007FF72240000-0x000007FF7224A000-memory.dmp

          Filesize

          40KB

        • memory/1608-62-0x0000000000190000-0x00000000001A0000-memory.dmp

          Filesize

          64KB

        • memory/1608-61-0x0000000000D60000-0x0000000001063000-memory.dmp

          Filesize

          3.0MB

        • memory/1608-60-0x0000000000400000-0x000000000042F000-memory.dmp

          Filesize

          188KB

        • memory/1608-59-0x0000000000400000-0x000000000042F000-memory.dmp

          Filesize

          188KB

        • memory/1608-58-0x0000000075B61000-0x0000000075B63000-memory.dmp

          Filesize

          8KB

        • memory/1608-56-0x0000000000400000-0x000000000042F000-memory.dmp

          Filesize

          188KB