Resubmissions

03/07/2024, 16:09

240703-tl9n3ayepb

03/07/2024, 16:04

240703-thygmaycpc10

01/07/2024, 18:12

240701-ws6xvswbkj10

01/07/2024, 18:03

240701-wm5sls1gka10

01/07/2024, 18:03

240701-wm39sa1gjf10

01/07/2024, 18:03

240701-wm2e7avhkj10

01/07/2024, 18:03

240701-wmzxcs1fre10

01/07/2024, 18:02

240701-wmzats1frc10

01/07/2024, 18:02

240701-wmvbwa1fqh10

22/11/2023, 17:02

231122-vkac9adg6410

Analysis

  • max time kernel
    150s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 16:04

General

  • Target
    Archive.zip__ccacaxs2tbz2t6ob3e.exe
  • Size 430KB
  • Sample240703-thygmaycpc
  • SHA256 005d3b2b78fa134092a43e53112e5c8518f14cf66e57e6a3cc723219120baba6
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Archive.zip__ccacaxs2tbz2t6ob3e.exe
    "C:\Users\Admin\AppData\Local\Temp\Archive.zip__ccacaxs2tbz2t6ob3e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3448
    • C:\Users\Admin\AppData\Local\Temp\7426.tmp.exe
      C:\Users\Admin\AppData\Local\Temp\7426.tmp.exe
      2⤵
      • Executes dropped EXE
      PID:4936

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        7426.tmp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7426.tmp.exe
        • Size 149KB
        • SHA256 40517e822f3442a2f389a50e905f40a6a2c4930077c865e3ea7b1929405f760a
        • MD5 SHA1 SHA512 SSDEEP