Analysis

  • max time kernel
    63s
  • max time network
    151s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    18-10-2022 06:09

General

  • Target

    ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.exe

  • Size

    1.0MB

  • MD5

    01db55dbf65a8a3848d6bdf0414f34d2

  • SHA1

    a5a217cf773b0a657442b53132c4ed8b76bdbdee

  • SHA256

    ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363

  • SHA512

    833fb2e23981c342aff0335938f163997079cbea6c4b7b665438f1d0f8dec16110d220941215578746d534043fc20d401cb5a8157d4668718d774a1972067c8e

  • SSDEEP

    24576:hmxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxNussJ5rhRhQ:7r/hXdCU4a6avo+iFdj

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 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.exe
    "C:\Users\Admin\AppData\Local\Temp\ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.exe
      "C:\Users\Admin\AppData\Local\Temp\ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.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:4052
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "UPNP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8491.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:500
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "UPNP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp86E4.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:3152

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\ee9db253f48177e6bf429c9b11fbe8829e6255b5f2928692ee835317e3304363.exe.log
    Filesize

    1KB

    MD5

    12557ab909651a6f99d3503d614d3562

    SHA1

    b86745768059a514bea3a438e1e96086af463246

    SHA256

    9589c869703e95d40d5870c60f66d8460f7914e9fe8dd579533c84148112babd

    SHA512

    10cdb2fa7cf054af937b4aeddfe16fe755d6b09db5a51f7052adbf472b4b435e16c141f3712762f3b67f990c3efcfa47659576988e321214c747d6cd98e75521

  • C:\Users\Admin\AppData\Local\Temp\tmp8491.tmp
    Filesize

    1KB

    MD5

    5599172439f4704ebeca9a314ba6ea7a

    SHA1

    3b4b18a05e32ce05356f2a5933239f0a191edb7f

    SHA256

    0df2c13d31a1336672a4f37d036b5ee2c8e92479e3fc3f67933dc666ae4ef50e

    SHA512

    e7e8ab48f20cf46853a8b65e3054e9ae48af1f6c1cfd57c1e593991dbefae0da392a250ae844be4db0b2d95988535ea42b69492dd4ae0d7c7ca3f7c4176ea5ec

  • C:\Users\Admin\AppData\Local\Temp\tmp86E4.tmp
    Filesize

    1KB

    MD5

    4c832ec236838b76043c902806a7b4b5

    SHA1

    80ecc30c4e666f3ad15ef638e60896af6cdf608d

    SHA256

    b0d636f0610fc5fdf28fdcdf81312152a975ce3401dc5e46de9995ec86ee1833

    SHA512

    4654f509857c727a0eed3c767982018d72fc46bb480e5b43533d345d71fe0e401322af6ec200b9e62a40eaa94da96d192ffb3acaa656a9c148377745c111d838

  • memory/500-249-0x0000000000000000-mapping.dmp
  • memory/1764-117-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-118-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-119-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-120-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-121-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-122-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-123-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-124-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-125-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-126-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-127-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-128-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-130-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-129-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-131-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-132-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-133-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-135-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-134-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-136-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-137-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-138-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-139-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-140-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-141-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-142-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-143-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-144-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-145-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-146-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-147-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-148-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-149-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-150-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-151-0x00000000004A0000-0x00000000005B2000-memory.dmp
    Filesize

    1.1MB

  • memory/1764-152-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-153-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-154-0x00000000052B0000-0x00000000057AE000-memory.dmp
    Filesize

    5.0MB

  • memory/1764-155-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-156-0x0000000004E50000-0x0000000004EE2000-memory.dmp
    Filesize

    584KB

  • memory/1764-157-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-158-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-159-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-160-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-161-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-162-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-163-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-164-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-165-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-166-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-167-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-168-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-169-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-170-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-171-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-172-0x0000000004DE0000-0x0000000004DEA000-memory.dmp
    Filesize

    40KB

  • memory/1764-173-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-174-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-175-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-176-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-177-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-178-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-179-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-180-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-181-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-182-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-183-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-184-0x0000000077850000-0x00000000779DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1764-185-0x0000000008CB0000-0x0000000008CC8000-memory.dmp
    Filesize

    96KB

  • memory/1764-186-0x000000000B5B0000-0x000000000B5BC000-memory.dmp
    Filesize

    48KB

  • memory/1764-187-0x00000000047F0000-0x0000000004884000-memory.dmp
    Filesize

    592KB

  • memory/1764-188-0x000000000B710000-0x000000000B7AC000-memory.dmp
    Filesize

    624KB

  • memory/1764-189-0x000000000B7B0000-0x000000000B816000-memory.dmp
    Filesize

    408KB

  • memory/1764-190-0x000000000B6B0000-0x000000000B6EA000-memory.dmp
    Filesize

    232KB

  • memory/3152-268-0x0000000000000000-mapping.dmp
  • memory/4052-192-0x000000000041E792-mapping.dmp
  • memory/4052-227-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/4052-291-0x0000000005290000-0x000000000529A000-memory.dmp
    Filesize

    40KB

  • memory/4052-292-0x0000000005E50000-0x0000000005E6E000-memory.dmp
    Filesize

    120KB

  • memory/4052-294-0x0000000005F80000-0x0000000005F8A000-memory.dmp
    Filesize

    40KB

  • memory/4052-301-0x0000000005F90000-0x0000000005FA2000-memory.dmp
    Filesize

    72KB

  • memory/4052-302-0x0000000005FA0000-0x0000000005FBA000-memory.dmp
    Filesize

    104KB

  • memory/4052-303-0x0000000006730000-0x000000000673E000-memory.dmp
    Filesize

    56KB

  • memory/4052-304-0x0000000006740000-0x0000000006752000-memory.dmp
    Filesize

    72KB

  • memory/4052-305-0x0000000006750000-0x000000000675E000-memory.dmp
    Filesize

    56KB

  • memory/4052-306-0x0000000006760000-0x000000000676C000-memory.dmp
    Filesize

    48KB

  • memory/4052-307-0x0000000006770000-0x0000000006784000-memory.dmp
    Filesize

    80KB

  • memory/4052-308-0x0000000006780000-0x0000000006790000-memory.dmp
    Filesize

    64KB

  • memory/4052-309-0x0000000006790000-0x00000000067A4000-memory.dmp
    Filesize

    80KB

  • memory/4052-310-0x00000000067B0000-0x00000000067BE000-memory.dmp
    Filesize

    56KB

  • memory/4052-311-0x00000000067C0000-0x00000000067EE000-memory.dmp
    Filesize

    184KB

  • memory/4052-312-0x0000000006800000-0x0000000006814000-memory.dmp
    Filesize

    80KB