Analysis

  • max time kernel
    1807s
  • max time network
    1818s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-05-2023 14:27

General

  • Target

    Setup.exe

  • Size

    793.8MB

  • MD5

    9a851a47a9bd2f92c61d2486d1be3064

  • SHA1

    3cda31c06db97246705d95dfcf4908eafb514b87

  • SHA256

    7c2b51c31a895f2eeb6afe748f11d0f6a16355b01c41f22749043c0da7804206

  • SHA512

    90340910dc1ee90ccfe7f451578de67c5ca32b95525157acd8b5bc2e99b9c0b2254bfb58997cc848a0ead871bc3f1e03dbb152d56aa709c4ecd3742404eec27b

  • SSDEEP

    196608:6spHQk/ICYcdYtOQYMvm6Iu+8RuJQHIsuRuJyPquRuJXMD349nt3njto03qJbYav:6csCYgIBH2XD349nt3nW03s8up

Malware Config

Extracted

Family

fickerstealer

C2

45.93.201.181:80

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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
      2⤵
        PID:2960
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 1660
          3⤵
          • Program crash
          PID:3188

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1892-121-0x0000000000400000-0x0000000001400000-memory.dmp

      Filesize

      16.0MB

    • memory/1892-122-0x0000000033A70000-0x0000000033AEB000-memory.dmp

      Filesize

      492KB

    • memory/1892-127-0x0000000033BD0000-0x0000000033D5E000-memory.dmp

      Filesize

      1.6MB

    • memory/1892-130-0x0000000033A70000-0x0000000033AEB000-memory.dmp

      Filesize

      492KB

    • memory/2960-124-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2960-125-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2960-126-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2960-128-0x00000000001C0000-0x00000000001C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-131-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB