Analysis

  • max time kernel
    92s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 15:20

General

  • Target

    DHL Shipping Documents.exe

  • Size

    2.0MB

  • MD5

    8c2ae0a1d14cda74ddc4309b46fee9a3

  • SHA1

    81443874dc7ac6cb16786f2c8779d823e13986dc

  • SHA256

    d8f4223d57a495c09741feb21a5e2ec082321d38a77e54a4d2b4b147d8e6bc23

  • SHA512

    1ed42929392bce8c943c62e36f9a84eea9d1a55d1540cf0e56991a864347456507f4df8a011f577255695938f0ac446b968ab8add499581ade7e724e185eb398

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\EEB932C954\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.13 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/20/2022 6:28:04 PM MassLogger Started: 5/20/2022 6:27:57 PM Interval: 96 hour MassLogger Process: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main Payload 60 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Documents.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Shipping Documents.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1564

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1564-135-0x0000000000000000-mapping.dmp

  • memory/1564-136-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-141-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-142-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-143-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-144-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-145-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-146-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-147-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-148-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-149-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-150-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-151-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-153-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-152-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-155-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-156-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-154-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-157-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-158-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-159-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-160-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-161-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-162-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-164-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-163-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-165-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-167-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-168-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-169-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-166-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-170-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-171-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-172-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-173-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-174-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-175-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-176-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-177-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-178-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-179-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-180-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-181-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-182-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-183-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-184-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-185-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-186-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-187-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-188-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-189-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-190-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-191-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-192-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-193-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-194-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-195-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-196-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-197-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-199-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-198-0x0000000000620000-0x00000000006D0000-memory.dmp

    Filesize

    704KB

  • memory/1564-394-0x00000000053C0000-0x0000000005964000-memory.dmp

    Filesize

    5.6MB

  • memory/1564-395-0x0000000004D00000-0x0000000004D9C000-memory.dmp

    Filesize

    624KB

  • memory/1564-396-0x0000000004F80000-0x0000000004FE6000-memory.dmp

    Filesize

    408KB

  • memory/1564-397-0x0000000005090000-0x0000000005122000-memory.dmp

    Filesize

    584KB

  • memory/1564-398-0x0000000006410000-0x000000000641A000-memory.dmp

    Filesize

    40KB

  • memory/2728-133-0x0000000004B10000-0x0000000004C65000-memory.dmp

    Filesize

    1.3MB

  • memory/2728-134-0x0000000004F30000-0x0000000005085000-memory.dmp

    Filesize

    1.3MB