Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 19:52

General

  • Target

    b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de.exe

  • Size

    372KB

  • MD5

    055f554efec59cc7d8c4c9d06840da93

  • SHA1

    a7b58f43025af9475cc209c97d0bfaa6482847cf

  • SHA256

    b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de

  • SHA512

    e54e72d33ea5775c7d4b42e4a19664d1b02aa91c6537535f8afc8cf4c7b49ed8bc45a3b0abf08eca0c861fcec843db132139bbe61ca3ae5a7480bcfdff0d9864

  • SSDEEP

    6144:UPPng7y87HCSTvnIMUyII45dS1db2wQQvOzOcAxztmafTmtZbtJGo5rnAgn:U3g287HHTwMU48u0lQvOC7xD0zJ50gn

Malware Config

Extracted

Family

fickerstealer

C2

deniedfight.com:80

Signatures

  • Fickerstealer

    Ficker is an infostealer written in Rust and ASM.

  • 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 use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de.exe
    "C:\Users\Admin\AppData\Local\Temp\b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de.exe
      "C:\Users\Admin\AppData\Local\Temp\b680fb608fc63a4bea387a85821a5c4ff6e04738bdd4ac1677c101974c9378de.exe"
      2⤵
        PID:3036
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 1588
          3⤵
          • Program crash
          PID:5000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3036 -ip 3036
      1⤵
        PID:4552

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2760-135-0x0000000000943000-0x000000000096A000-memory.dmp

        Filesize

        156KB

      • memory/2760-136-0x0000000000A30000-0x0000000000A75000-memory.dmp

        Filesize

        276KB

      • memory/3036-132-0x0000000000000000-mapping.dmp

      • memory/3036-133-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/3036-137-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/3036-138-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB