Analysis

  • max time kernel
    130s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12-08-2024 10:44

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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Users\Admin\AppData\Local\Temp\Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2688
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2652
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:604

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\krosqm.txt

        Filesize

        13B

        MD5

        907326301a53876360553d631f2775c4

        SHA1

        e900c12c18a7295611f3e2234bc68e8dc0501e06

        SHA256

        d5543b3a5715587c9c0993a7f56f3e1ee445af837f62c38f2f3457a2ea8d00c8

        SHA512

        435c1fd96b79b70c370d6f769d44eca3e682404189ff42a6b5718c21bf9dc8358d72c115d68dc25014b8cb9c709af0e64de012103fce687cf4a340fa8f3ea2aa

      • memory/2680-1-0x0000000000400000-0x0000000001400000-memory.dmp

        Filesize

        16.0MB

      • memory/2688-0-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/2688-3-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/2688-4-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/2688-10-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB