Overview

overview

8

Static

static

2c0344ca82...68.exe

windows7_x64

8

2c0344ca82...68.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    4294178s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    31/03/2022, 09:17

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General

  • Target
    2c0344ca829912702b31843db792cf68.exe
  • Size 233KB
  • Sample220331-k816rshef7
  • SHA256 2441ed8ca3e299e43eb72b656235a0fc11bb9579f68b1af48cbcab6b7017bf59
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c0344ca829912702b31843db792cf68.exe
    "C:\Users\Admin\AppData\Local\Temp\2c0344ca829912702b31843db792cf68.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:748
    • C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe
      C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe C:\Users\Admin\AppData\Local\Temp\beqnsw
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:960
      • C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe
        C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe C:\Users\Admin\AppData\Local\Temp\beqnsw
        3⤵
          PID:1888

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          beqnsw
          • Path C:\Users\Admin\AppData\Local\Temp\beqnsw
          • Size 5KB
          • SHA256 b804b36a7169e29d70364e1ea4fda3b2464828feebbbf055f074ae92b8bc65ee
          • MD5 SHA1 SHA512
          Submit Download

          j1811g9zetx5q98oe
          • Path C:\Users\Admin\AppData\Local\Temp\j1811g9zetx5q98oe
          • Size 212KB
          • SHA256 b6fc4ec8eb5ba55979a215f4809260b256d2dcfbf2e8625624b5ee2a2f7cd441
          • MD5 SHA1 SHA512
          Submit Download

          zstcuzke.exe
          • Path C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe
          • Size 5KB
          • SHA256 7ea35c0e250281ccde55db17b2889a42f8355abdb881392f9e5a51d1418d8bb4
          • MD5 SHA1 SHA512
          Submit Download

          zstcuzke.exe
          • Path C:\Users\Admin\AppData\Local\Temp\zstcuzke.exe
          • Size 5KB
          • SHA256 7ea35c0e250281ccde55db17b2889a42f8355abdb881392f9e5a51d1418d8bb4
          • MD5 SHA1 SHA512
          Submit Download

          zstcuzke.exe
          • Path \Users\Admin\AppData\Local\Temp\zstcuzke.exe
          • Size 5KB
          • SHA256 7ea35c0e250281ccde55db17b2889a42f8355abdb881392f9e5a51d1418d8bb4
          • MD5 SHA1 SHA512
          Submit Download

          zstcuzke.exe
          • Path \Users\Admin\AppData\Local\Temp\zstcuzke.exe
          • Size 5KB
          • SHA256 7ea35c0e250281ccde55db17b2889a42f8355abdb881392f9e5a51d1418d8bb4
          • MD5 SHA1 SHA512
          Submit Download

          memory/748-54-0x0000000075EA1000-0x0000000075EA3000-memory.dmp
          Download

          memory/960-63-0x0000000000100000-0x0000000000102000-memory.dmp
          Download