Analysis

  • max time kernel
    148s
  • max time network
    279s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2024, 14:08

General

  • Target
    Start.exe
  • Size 678KB
  • Sample240903-rf2p6azeqc
  • SHA256 995bf2a06730050f99f6e5ff53d641e1e98f022e7d7c376d91d65959aa79a70e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • rhadamanthys

C2
  • https://154.216.18.122:2013/fb9e53a2cacd52/o1vqrk0b.8e15q

Signatures

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2772
      • C:\Windows\SysWOW64\openwith.exe
        "C:\Windows\system32\openwith.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3008
    • C:\Users\Admin\AppData\Local\Temp\Start.exe
      "C:\Users\Admin\AppData\Local\Temp\Start.exe"
      1⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3768
      • C:\Users\Admin\AppData\Local\Temp\Start.exe
        "C:\Users\Admin\AppData\Local\Temp\Start.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 460
          3⤵
          • Program crash
          PID:5088
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 452
          3⤵
          • Program crash
          PID:3240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3276 -ip 3276
      1⤵
        PID:4132
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3276 -ip 3276
        1⤵
          PID:2824

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              memory/3008-28-0x00000000006C0000-0x00000000006C9000-memory.dmp

              memory/3008-31-0x00007FFE6EBB0000-0x00007FFE6EDA5000-memory.dmp

              memory/3008-35-0x00000000022F0000-0x00000000026F0000-memory.dmp

              memory/3008-33-0x0000000076A00000-0x0000000076C15000-memory.dmp

              memory/3008-34-0x00000000022F0000-0x00000000026F0000-memory.dmp

              memory/3008-30-0x00000000022F0000-0x00000000026F0000-memory.dmp

              memory/3276-26-0x0000000003F00000-0x0000000004300000-memory.dmp

              memory/3276-23-0x0000000003F00000-0x0000000004300000-memory.dmp

              memory/3276-36-0x0000000003F00000-0x0000000004300000-memory.dmp

              memory/3276-24-0x00007FFE6EBB0000-0x00007FFE6EDA5000-memory.dmp

              memory/3276-20-0x0000000001230000-0x00000000012AE000-memory.dmp

              memory/3276-27-0x0000000076A00000-0x0000000076C15000-memory.dmp

              memory/3276-12-0x0000000001230000-0x00000000012AE000-memory.dmp

              memory/3276-11-0x0000000001230000-0x00000000012AE000-memory.dmp

              memory/3276-8-0x0000000001230000-0x00000000012AE000-memory.dmp

              memory/3276-22-0x0000000003F00000-0x0000000004300000-memory.dmp

              memory/3276-21-0x0000000003F00000-0x0000000004300000-memory.dmp

              memory/3768-16-0x00000000102CA000-0x00000000102E5000-memory.dmp

              memory/3768-3-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-19-0x00000000102CD000-0x00000000102E5000-memory.dmp

              memory/3768-9-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-1-0x0000000010037000-0x0000000010056000-memory.dmp

              memory/3768-15-0x000000001028E000-0x0000000010295000-memory.dmp

              memory/3768-13-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-0-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-6-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-14-0x0000000010037000-0x0000000010056000-memory.dmp

              memory/3768-7-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-4-0x0000000010000000-0x00000000102E5000-memory.dmp

              memory/3768-17-0x0000000010299000-0x00000000102C9000-memory.dmp

              memory/3768-18-0x000000001029E000-0x00000000102C9000-memory.dmp