Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 05:37

General

  • Target

    2a454ebe8ba40a5ea033f91307862f80.exe

  • Size

    507KB

  • MD5

    2a454ebe8ba40a5ea033f91307862f80

  • SHA1

    cc7f9ea6db6a44293bdd53dab6e032d2f8c0e742

  • SHA256

    2fbe9b55c293c3428a9cdf476ef094e1235e27cab28055aca0c5258840b03c4e

  • SHA512

    f31089da47211dd27c94a76f013f784c8549688260b239bc4c4d8605a3a5d3c334620458a0ebbc7214c9efaaa11ac4d778a3df4757d9a3ae28279b060d1fbe87

  • SSDEEP

    12288:andJLz2MxPWVMuySre8OL7TLpdk1EW0rF3:uLz2MVKeTLNdWy3

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 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a454ebe8ba40a5ea033f91307862f80.exe
    "C:\Users\Admin\AppData\Local\Temp\2a454ebe8ba40a5ea033f91307862f80.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4804
    • C:\Users\Admin\AppData\Local\Temp\2a454ebe8ba40a5ea033f91307862f80.exe
      "C:\Users\Admin\AppData\Local\Temp\2a454ebe8ba40a5ea033f91307862f80.exe"
      2⤵
        PID:216

    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/216-5-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/216-6-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/216-3-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/216-12-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/4804-1-0x00000000025C0000-0x00000000026C0000-memory.dmp

      Filesize

      1024KB

    • memory/4804-2-0x0000000002530000-0x0000000002577000-memory.dmp

      Filesize

      284KB