Analysis

  • max time kernel
    139s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2023, 15:37

General

  • Target
    tmp.exe
  • Size 84KB
  • Sample230910-s2ryhsab63
  • SHA256 a72d37979c90b5850bc50bd063a5da3bfeebea11b2ebecff85f35b7586433f38
  • MD5 SHA1 SHA512 SSDEEP

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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2396
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2396 -s 1748
      2⤵
      • Program crash
      PID:1612
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:3036
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 460 -p 2396 -ip 2396
      1⤵
        PID:3504

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/2396-0-0x00000000007E0000-0x00000000007FC000-memory.dmp

            memory/2396-1-0x00007FFCB9CE0000-0x00007FFCBA7A1000-memory.dmp

            memory/2396-2-0x000000001B7E0000-0x000000001B7F0000-memory.dmp

            memory/2396-3-0x00007FFCB9CE0000-0x00007FFCBA7A1000-memory.dmp

            memory/2396-4-0x000000001B7E0000-0x000000001B7F0000-memory.dmp

            memory/2396-5-0x00007FFCB9CE0000-0x00007FFCBA7A1000-memory.dmp