Analysis

  • max time kernel
    136s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10-10-2022 03:48

General

  • Target

    ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe

  • Size

    983KB

  • MD5

    bebaf0fe85b1731a1f5e16414e9b88fe

  • SHA1

    705412898d69688a36230dfe2c09c68b95026c94

  • SHA256

    ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a

  • SHA512

    7aed793efc6b4cc32717748cbd3bb94161c9145be3cd476877e1bab79dc3bbe757e14b2e0dca5be6fff477f556770afa4f8b42879dedab723caab12bb20db252

  • SSDEEP

    12288:3TQO2iNgJ2uNn+oaGBVSXfAKCBKkDtMgssPg+2Dofe+PpFhrsfL:jD1/zoxB4vAZUkDtMgssPg+zPLh8

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

tzitziklishop.ddns.net:1665

Mutex

f6041bb2-7c7b-4774-acc8-84a131b635ab

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    tzitziklishop.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2022-07-22T04:21:36.365135136Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1665

  • default_group

    OCTOBER

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    f6041bb2-7c7b-4774-acc8-84a131b635ab

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    tzitziklishop.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe
    "C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe
      "C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe"
      2⤵
        PID:4060
      • C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe
        "C:\Users\Admin\AppData\Local\Temp\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe"
        2⤵
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4412
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /create /f /tn "UPNP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp74B3.tmp"
          3⤵
          • Creates scheduled task(s)
          PID:3964
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /create /f /tn "UPNP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp75EC.tmp"
          3⤵
          • Creates scheduled task(s)
          PID:5092

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ba82300f27ea817aa94453b6df68afe5998eb043e4a6f446a7aca8b2fe2e944a.exe.log
      Filesize

      1KB

      MD5

      12557ab909651a6f99d3503d614d3562

      SHA1

      b86745768059a514bea3a438e1e96086af463246

      SHA256

      9589c869703e95d40d5870c60f66d8460f7914e9fe8dd579533c84148112babd

      SHA512

      10cdb2fa7cf054af937b4aeddfe16fe755d6b09db5a51f7052adbf472b4b435e16c141f3712762f3b67f990c3efcfa47659576988e321214c747d6cd98e75521

    • C:\Users\Admin\AppData\Local\Temp\tmp74B3.tmp
      Filesize

      1KB

      MD5

      822eb633b0d7bda77b9fba68f7fb0737

      SHA1

      b69c615c4399e82984190387cf7c50c2b638b103

      SHA256

      3881b2010e2226c223d43d6253164718989c0136b7375488b4d0f950a087c9b2

      SHA512

      5863959b671bc9bda0926c0249b37bbdac3b97afad6601e0a90d44fb7aa933962c96d12849855d3aada7b814698631de1fb4dd9d5655a986125e587aab329640

    • C:\Users\Admin\AppData\Local\Temp\tmp75EC.tmp
      Filesize

      1KB

      MD5

      f5c88edc70516bc96f4edf9ff3f5d7cd

      SHA1

      73d6689e32a97f3887fe88e0625fd3452ab480db

      SHA256

      87352900601dc127efe3ee3e9952e94a72aa04b02ff9e9e3e01ffa5a44edca4b

      SHA512

      2e69e1ad4b2c4236b55ace46b9dbc1e777cc109203f084cdb1263c74ae4035896d9b909e88f1f65b37a1551c6a3b0c0f9f2d22dbe7f6f49a8383ba56759ea1dd

    • memory/3316-117-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-118-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-119-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-120-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-121-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-122-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-123-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-124-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-125-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-126-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-127-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-128-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-129-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-130-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-131-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-132-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-133-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-134-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-135-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-136-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-137-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-138-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-139-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-140-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-141-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-142-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-143-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-144-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-145-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-146-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-147-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-148-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-149-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-150-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-151-0x00000000000D0000-0x00000000001CC000-memory.dmp
      Filesize

      1008KB

    • memory/3316-152-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-153-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-154-0x0000000005020000-0x000000000551E000-memory.dmp
      Filesize

      5.0MB

    • memory/3316-155-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-156-0x0000000004A20000-0x0000000004AB2000-memory.dmp
      Filesize

      584KB

    • memory/3316-157-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-158-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-159-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-160-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-161-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-162-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-163-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-164-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-165-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-166-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-167-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-168-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-169-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-170-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-171-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-172-0x00000000049E0000-0x00000000049EA000-memory.dmp
      Filesize

      40KB

    • memory/3316-173-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-174-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-175-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-176-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-177-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-178-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-179-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-180-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3316-181-0x0000000006DB0000-0x0000000006DC8000-memory.dmp
      Filesize

      96KB

    • memory/3316-182-0x0000000004CE0000-0x0000000004CEC000-memory.dmp
      Filesize

      48KB

    • memory/3316-183-0x0000000009770000-0x0000000009804000-memory.dmp
      Filesize

      592KB

    • memory/3316-184-0x00000000098C0000-0x000000000995C000-memory.dmp
      Filesize

      624KB

    • memory/3316-185-0x00000000099D0000-0x0000000009A36000-memory.dmp
      Filesize

      408KB

    • memory/3316-186-0x0000000009870000-0x00000000098AA000-memory.dmp
      Filesize

      232KB

    • memory/3316-187-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/3964-245-0x0000000000000000-mapping.dmp
    • memory/4412-188-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/4412-189-0x000000000041E792-mapping.dmp
    • memory/4412-190-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/4412-191-0x00000000771E0000-0x000000007736E000-memory.dmp
      Filesize

      1.6MB

    • memory/4412-287-0x00000000055C0000-0x00000000055CA000-memory.dmp
      Filesize

      40KB

    • memory/4412-288-0x0000000005740000-0x000000000575E000-memory.dmp
      Filesize

      120KB

    • memory/4412-290-0x0000000006640000-0x000000000664A000-memory.dmp
      Filesize

      40KB

    • memory/5092-264-0x0000000000000000-mapping.dmp