Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2024 14:16

General

  • Target

    dbd4496057f599e420904dd6997607cb.exe

  • Size

    498KB

  • MD5

    dbd4496057f599e420904dd6997607cb

  • SHA1

    99bd82d3614595f64e6a42b708bd077672ffa866

  • SHA256

    7b99909a1c8d5d1bf431c105678b7b63d1cb56b6fba978e368fc21e9ec6ee723

  • SHA512

    1b2474b39fd49a94cdc6b7240e396cf0ba3e0b614845c0d96249c6a28881c46f932abe60915049307e98ec07fd64bad7ac5e30c37780b65fcbbde6bb45872b03

  • SSDEEP

    12288:y3G6x+KxCvLtJ9F4M7CcWPJYLlMW0rwrsu:y/3ovmJYLlh3

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\dbd4496057f599e420904dd6997607cb.exe
    "C:\Users\Admin\AppData\Local\Temp\dbd4496057f599e420904dd6997607cb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\AppData\Local\Temp\dbd4496057f599e420904dd6997607cb.exe
      "C:\Users\Admin\AppData\Local\Temp\dbd4496057f599e420904dd6997607cb.exe"
      2⤵
        PID:1588

    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/1588-3-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1588-5-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1588-6-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/1588-12-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/4536-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

      Filesize

      1024KB

    • memory/4536-2-0x00000000048E0000-0x0000000004927000-memory.dmp

      Filesize

      284KB