Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2023 13:28

General

  • Target

    a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1.exe

  • Size

    404KB

  • MD5

    a15799366ecdc252e16e8ed459da675f

  • SHA1

    b7d81a6d4d7c01b3b7ab282c0a0ea17d33ce080b

  • SHA256

    a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1

  • SHA512

    d8460105c47aa5a3402ede20bf0722906c279077fd737d9c1351d1572acfa23ca0be60023535ccf294b0e14b33217bec4be74a6ec3404625ff14fda36e702521

  • SSDEEP

    12288:EkiqcnjTelNaEvMmb8WrTGNiot+QQMpEF:I2lQhXWTuiWhQ3F

Malware Config

Extracted

Family

fickerstealer

C2

dfthdsb.link:8080

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 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1.exe
    "C:\Users\Admin\AppData\Local\Temp\a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1.exe
      "C:\Users\Admin\AppData\Local\Temp\a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1.exe"
      2⤵
        PID:3472

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\qwdwdff.txt

      Filesize

      12B

      MD5

      0146b97f1bf748301734071d33706ba1

      SHA1

      4fe8ed756a2e7d09499d962cb3ffd9a7d3e20495

      SHA256

      c3af235b5b9c8f8c0657cab7c8c85f85d97100c7d13cb4fb6626c667e06b697f

      SHA512

      34e2df58d22ddbc3b5d4355394232e71b8ec68c389d2a21d99981200ba80e3f90e4af3c56aef2d50b5042796d658e6ac9007450d4e32f0d8db43d167a59f0cfb

    • memory/1752-139-0x00000000005E0000-0x000000000064C000-memory.dmp

      Filesize

      432KB

    • memory/3472-137-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/3472-140-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/3472-141-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/3472-147-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB