Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2023 14:30

General

  • Target

    1272-3-0x00000000002F0000-0x000000000030C000-memory.exe

  • Size

    112KB

  • MD5

    31cc760510220d939a262d85fee3915c

  • SHA1

    59c87341e8de68a3dcdba605f9db305e855a7b27

  • SHA256

    7e99f943bfc7d4642995880c20f9373c02fb7dda7590a24bf20f674c6f2cff6d

  • SHA512

    0fc9ea343f0c01cc5bab289da6640c56eca6472cb10d608abd6fd8aa25ad73da961d64a02f126114bb7b5cc54a81af046608dcdde5ca19c97804eb7740291aca

  • SSDEEP

    3072:8qygkt4qiQnpVdmxa5TbZtwEKSKe9TV8:JygklndmxccEKy9TV

Malware Config

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • 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 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1272-3-0x00000000002F0000-0x000000000030C000-memory.exe
    "C:\Users\Admin\AppData\Local\Temp\1272-3-0x00000000002F0000-0x000000000030C000-memory.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3908
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:4008
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:4124
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1092

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1092-6-0x000002C407390000-0x000002C4073A0000-memory.dmp

        Filesize

        64KB

      • memory/1092-22-0x000002C407490000-0x000002C4074A0000-memory.dmp

        Filesize

        64KB

      • memory/1092-38-0x000002C40F800000-0x000002C40F801000-memory.dmp

        Filesize

        4KB

      • memory/1092-40-0x000002C40F830000-0x000002C40F831000-memory.dmp

        Filesize

        4KB

      • memory/1092-41-0x000002C40F830000-0x000002C40F831000-memory.dmp

        Filesize

        4KB

      • memory/1092-42-0x000002C40F940000-0x000002C40F941000-memory.dmp

        Filesize

        4KB

      • memory/3908-0-0x00000000007C0000-0x00000000007DC000-memory.dmp

        Filesize

        112KB

      • memory/3908-1-0x00007FF9C7A30000-0x00007FF9C84F1000-memory.dmp

        Filesize

        10.8MB

      • memory/3908-2-0x000000001B6D0000-0x000000001B6E0000-memory.dmp

        Filesize

        64KB

      • memory/3908-3-0x00007FF9C7A30000-0x00007FF9C84F1000-memory.dmp

        Filesize

        10.8MB

      • memory/3908-4-0x000000001B6D0000-0x000000001B6E0000-memory.dmp

        Filesize

        64KB

      • memory/3908-5-0x00007FF9C7A30000-0x00007FF9C84F1000-memory.dmp

        Filesize

        10.8MB