Analysis

  • max time kernel
    155s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2024 20:43

General

  • Target

    d9c7021bd6109e39734c2e9f0a502770.exe

  • Size

    483KB

  • MD5

    d9c7021bd6109e39734c2e9f0a502770

  • SHA1

    063bf55baf3f0c70500d2a5fb0154299b1082db0

  • SHA256

    59398b00d63f0c2169c71b326232a8513ddd1924a456287a38f73ee21b348ba0

  • SHA512

    5b513e8d40f07efe2e4387e3d61f311c7f906da7334fec64b92706993c6df8a63b4af1fbb964369606733833b6f317e1c38566d1ebb4558c75e457794d144bfd

  • SSDEEP

    6144:cU0EMTJwzueCKxocXFIY4T9Eh/N2wn753NzbwgAYwD1HeMW0rLAb56dpLN4XQKJ3:FMeKe9XWRk/N9vzbjAYwDwMW0rwrsu

Malware Config

Extracted

Family

fickerstealer

C2

80.87.192.115:80

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\d9c7021bd6109e39734c2e9f0a502770.exe
    "C:\Users\Admin\AppData\Local\Temp\d9c7021bd6109e39734c2e9f0a502770.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\d9c7021bd6109e39734c2e9f0a502770.exe
      "C:\Users\Admin\AppData\Local\Temp\d9c7021bd6109e39734c2e9f0a502770.exe"
      2⤵
        PID:2724

    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/2724-3-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2724-5-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2724-6-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2724-12-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/5036-1-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

      Filesize

      1024KB

    • memory/5036-2-0x0000000004890000-0x00000000048D7000-memory.dmp

      Filesize

      284KB