Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2024 12:22

General

  • Target

    5d141def0164cbac172d4d0ec12b056b.exe

  • Size

    461KB

  • MD5

    5d141def0164cbac172d4d0ec12b056b

  • SHA1

    a93e6404a88d73cf27ba024db0bbea401b2b8628

  • SHA256

    966b7029a499e60860b0ce95f7c0f2b52447bde4ed8b7539c650b7bd6f8f64ce

  • SHA512

    76af1d057a58a23c9dfdb627fbf9b617d731abdc1fe775ad93ed020fe57641476238914f060e62b48a38023f282cbf51accd27a58ed07517443e5d36de75f72e

  • SSDEEP

    6144:rdL0AVXh/SoYgdcJUNzrx3KXaoC1JhqRLYIxJgLBIlMW0rLAb56dpLN4XQKJrsu:rd48XkgdOUNzrMXO1yR1YLMMW0rwrsu

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\5d141def0164cbac172d4d0ec12b056b.exe
    "C:\Users\Admin\AppData\Local\Temp\5d141def0164cbac172d4d0ec12b056b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Local\Temp\5d141def0164cbac172d4d0ec12b056b.exe
      "C:\Users\Admin\AppData\Local\Temp\5d141def0164cbac172d4d0ec12b056b.exe"
      2⤵
        PID:4456

    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/2360-1-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

      Filesize

      1024KB

    • memory/2360-2-0x00000000049D0000-0x0000000004A17000-memory.dmp

      Filesize

      284KB

    • memory/4456-3-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/4456-5-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/4456-6-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/4456-12-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB