Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-01-2024 08:35

General

  • Target

    672b7003e196506c38bf68b4275fbff5.exe

  • Size

    510KB

  • MD5

    672b7003e196506c38bf68b4275fbff5

  • SHA1

    23668cfa1bd4b0b593d050a4c34750c61406393c

  • SHA256

    14b904b8f2cd2d5532093911a20daed81a10ea90b3823386264be75315c5ff3b

  • SHA512

    a1ccf18769f0cc90322d287f0867a71e8958bd916a414aa1fa1dc011017cf3ddaf978e3c96fd129d5550b404fc9fbdb2da5bc95282ef306448981586e4432ac5

  • SSDEEP

    12288:wA7Q9+HPHHkzXmCwz8mxZ+XgBOtPH1EW0rF3:bnHPnJz1kgMtty3

Malware Config

Extracted

Family

fickerstealer

C2

mistral3.xyz: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
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\672b7003e196506c38bf68b4275fbff5.exe
    "C:\Users\Admin\AppData\Local\Temp\672b7003e196506c38bf68b4275fbff5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Users\Admin\AppData\Local\Temp\672b7003e196506c38bf68b4275fbff5.exe
      "C:\Users\Admin\AppData\Local\Temp\672b7003e196506c38bf68b4275fbff5.exe"
      2⤵
        PID:2128

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\kaosdma.txt

      Filesize

      12B

      MD5

      8cf4dec152a9d79a3d62202b886eda9b

      SHA1

      0c1b3d3d02c0b655aa3526a58486b84872f18cc2

      SHA256

      c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01

      SHA512

      a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

    • memory/2128-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2128-4-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2128-7-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2128-8-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2128-14-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/3052-3-0x0000000002440000-0x0000000002540000-memory.dmp

      Filesize

      1024KB

    • memory/3052-5-0x00000000002A0000-0x00000000002E7000-memory.dmp

      Filesize

      284KB