Analysis

  • max time kernel
    137s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 05:20

General

  • Target

    09000000000000000.jar

  • Size

    905KB

  • MD5

    5842335503404a570eb9263542504d63

  • SHA1

    505cce556054c1a2c6a59a6f3203c6d0cda8b7fc

  • SHA256

    6cadc1a284604c4ec3ba8655e5b933bc7df036e6eb84685d7a6ca0e40c17d575

  • SHA512

    08e46be059022861fa9909303ab83bef4cf917d711b1b2054640d33eac64a57a242181f73f8cbf3034e8615f319034a44fba8ac3065183a70b0e5cd02000d9ff

  • SSDEEP

    24576:khlynSEg/rfZI1/wicY0hFo8150dkM++cp+VD3:SlmGG15oht2ss

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ihemeg1986

Signatures

  • MassLogger

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

  • MassLogger Main payload 31 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 18 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 SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\09000000000000000.jar
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\p16hIwD.exe
      C:\Users\Admin\p16hIwD.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3792
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        C:\Users\Admin\p16hIwD.exe
        3⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3148
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 1016
        3⤵
        • Program crash
        PID:4476
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3792 -ip 3792
    1⤵
      PID:2988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\5yfe66gfii9aud.dll

      Filesize

      23KB

      MD5

      7cc0f4a9693723bcfdccfb3ab0336cc4

      SHA1

      08e4d23651c45064369f61622625b44b926d55d5

      SHA256

      0a8ca816133bd54cfcf867b08466ef637a34ec05cc8b2f6c5a25790fa6cb2945

      SHA512

      85651944816c7f2a2e304d0b48b24d24374a66cb4687097644c546f44a55971aadba67e31fbc69bf5ac61183959ddc8fc1c9ca460ced5e9b530d72f8f29febff

    • C:\Users\Admin\AppData\Local\Temp\nstCE8C.tmp\System.dll

      Filesize

      11KB

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • C:\Users\Admin\p16hIwD.exe

      Filesize

      742KB

      MD5

      4a7839a3df1f6ddfe599b2db6ac68849

      SHA1

      7c6ff25e863f118080ba3e32456aa7efb4dd6a93

      SHA256

      143cd94e43f3988d20e7cb621184e4d1031175e2c11e6d64ee9d00e01750bd82

      SHA512

      088ba6c450007c85955dac9f42f7a55178e0a16e853b10f91bf9cbb6fe9c9666d721aad111ae37b17d09dfe8ade38b35e18e2f00b37ac0ddeaaef70e76e5cda7

    • memory/2416-30-0x000001FA3CC20000-0x000001FA3CC30000-memory.dmp

      Filesize

      64KB

    • memory/2416-12-0x000001FA3CBD0000-0x000001FA3CBE0000-memory.dmp

      Filesize

      64KB

    • memory/2416-18-0x000001FA3CBF0000-0x000001FA3CC00000-memory.dmp

      Filesize

      64KB

    • memory/2416-15-0x000001FA3C940000-0x000001FA3C941000-memory.dmp

      Filesize

      4KB

    • memory/2416-25-0x000001FA3CC10000-0x000001FA3CC20000-memory.dmp

      Filesize

      64KB

    • memory/2416-447-0x000001FA3C960000-0x000001FA3CBD0000-memory.dmp

      Filesize

      2.4MB

    • memory/2416-14-0x000001FA3CBE0000-0x000001FA3CBF0000-memory.dmp

      Filesize

      64KB

    • memory/2416-19-0x000001FA3CC00000-0x000001FA3CC10000-memory.dmp

      Filesize

      64KB

    • memory/2416-448-0x000001FA3CBD0000-0x000001FA3CBE0000-memory.dmp

      Filesize

      64KB

    • memory/2416-449-0x000001FA3CBE0000-0x000001FA3CBF0000-memory.dmp

      Filesize

      64KB

    • memory/2416-450-0x000001FA3CBF0000-0x000001FA3CC00000-memory.dmp

      Filesize

      64KB

    • memory/2416-45-0x000001FA3C940000-0x000001FA3C941000-memory.dmp

      Filesize

      4KB

    • memory/2416-451-0x000001FA3CC00000-0x000001FA3CC10000-memory.dmp

      Filesize

      64KB

    • memory/2416-2-0x000001FA3C960000-0x000001FA3CBD0000-memory.dmp

      Filesize

      2.4MB

    • memory/2416-452-0x000001FA3CC10000-0x000001FA3CC20000-memory.dmp

      Filesize

      64KB

    • memory/3148-49-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-57-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-103-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-101-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-99-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-97-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-95-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-589-0x0000000000B40000-0x0000000000B54000-memory.dmp

      Filesize

      80KB

    • memory/3148-93-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-91-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-89-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-87-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-85-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-83-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-79-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-77-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-73-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-69-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-67-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-81-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-65-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-61-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-59-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-105-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-55-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-53-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-51-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-48-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-75-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-71-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-63-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-44-0x000000007357E000-0x000000007357F000-memory.dmp

      Filesize

      4KB

    • memory/3148-43-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/3148-564-0x0000000005690000-0x0000000005C34000-memory.dmp

      Filesize

      5.6MB

    • memory/3148-583-0x0000000000E50000-0x0000000000EA0000-memory.dmp

      Filesize

      320KB

    • memory/3148-565-0x0000000005010000-0x00000000050AC000-memory.dmp

      Filesize

      624KB

    • memory/3148-567-0x0000000073570000-0x0000000073D20000-memory.dmp

      Filesize

      7.7MB

    • memory/3148-566-0x0000000073570000-0x0000000073D20000-memory.dmp

      Filesize

      7.7MB

    • memory/3148-568-0x00000000050E0000-0x0000000005124000-memory.dmp

      Filesize

      272KB

    • memory/3148-569-0x0000000005290000-0x00000000052F6000-memory.dmp

      Filesize

      408KB

    • memory/3148-570-0x00000000053A0000-0x0000000005432000-memory.dmp

      Filesize

      584KB

    • memory/3148-578-0x0000000006470000-0x000000000647A000-memory.dmp

      Filesize

      40KB

    • memory/3148-579-0x000000007357E000-0x000000007357F000-memory.dmp

      Filesize

      4KB

    • memory/3148-580-0x0000000073570000-0x0000000073D20000-memory.dmp

      Filesize

      7.7MB

    • memory/3792-42-0x0000000010000000-0x0000000010008000-memory.dmp

      Filesize

      32KB

    • memory/3792-277-0x0000000010000000-0x0000000010008000-memory.dmp

      Filesize

      32KB