Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2024 16:03

General

  • Target

    874da4a0621dc387a307b542ae70e42e.exe

  • Size

    521KB

  • MD5

    874da4a0621dc387a307b542ae70e42e

  • SHA1

    0151414ef764d0c5b4f9b249957c603eeb91fc89

  • SHA256

    e91791e8f9a62e520df63c930fa50449739c751088eb290b938ffac750ef746a

  • SHA512

    672e7a117a43f158deeebc247c699a54dad21e28353b5afc5ed3addb33da9b093b436322205b228624265efb3c82fb6a1818d39dbb612921d275dc39184bde5d

  • SSDEEP

    12288:gW7TJMJ9JiKFTxDcVZ6Slc3BPAiyMW0rwrsu:guTJYJVTVcVZ6S6BPATh3

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\874da4a0621dc387a307b542ae70e42e.exe
    "C:\Users\Admin\AppData\Local\Temp\874da4a0621dc387a307b542ae70e42e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5800
    • C:\Users\Admin\AppData\Local\Temp\874da4a0621dc387a307b542ae70e42e.exe
      "C:\Users\Admin\AppData\Local\Temp\874da4a0621dc387a307b542ae70e42e.exe"
      2⤵
        PID:1836

    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/1836-3-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1836-6-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1836-5-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1836-12-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/5800-1-0x0000000000A10000-0x0000000000B10000-memory.dmp

      Filesize

      1024KB

    • memory/5800-2-0x0000000002630000-0x0000000002677000-memory.dmp

      Filesize

      284KB