Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-05-2024 16:03

General

  • Target

    order432017.exe

  • Size

    2.8MB

  • MD5

    964727c8e4fae448d46f90d655eb0858

  • SHA1

    927cc815ed091edfd1f34641e0855418c91384be

  • SHA256

    eb439cba780d8e342ea0cb729f3a44f559e94c1b05f68888baae089f1d8989e8

  • SHA512

    34b3f588951bd47b8c375e1e4af5911d9a1cf9165634358944584d27dff76fa9bd66305d63db1291b0a2f6d938e1b35d6bd895afc5b7b86ad0a4c4f2e959caab

  • SSDEEP

    49152:zXBVIAJ9qg3JDwbBkj0guEw+qEi9hBDpb7N:zXBVvJ05YRcfF

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

labibeautyparlour.ddns.net:6568

Mutex

d06e713d-e6e9-46d5-8cf3-65a9d929c392

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2017-01-03T00:58:54.479094036Z

  • 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

    6568

  • default_group

    Labi slaves

  • 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

    d06e713d-e6e9-46d5-8cf3-65a9d929c392

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    labibeautyparlour.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.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\order432017.exe
    "C:\Users\Admin\AppData\Local\Temp\order432017.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c (echo. > "C:\Users\Admin\AppData\Local\Temp\order432017.exe":Zone.Identifier) 2 > Null
      2⤵
        PID:1992
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe" /logtoconsole=false /logfile= /u "C:\Users\Admin\AppData\Local\Temp\order432017.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2784
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c (echo. > "C:\Users\Admin\AppData\Local\Temp\order432017.exe":Zone.Identifier) 2 > Null
          3⤵
            PID:2612
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c mkdir "C:\Users\Admin\AppData\Roaming\Programs"
            3⤵
              PID:2452
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c type NUL>"C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE"
              3⤵
                PID:2460
              • C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE
                C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE
                3⤵
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:2480
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /c (echo. > "C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE":Zone.Identifier) 2 > Null
                  4⤵
                    PID:2920
                  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe
                    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe" /logtoconsole=false /logfile= /u "C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE"
                    4⤵
                    • Loads dropped DLL
                    • Adds Run key to start application
                    • Suspicious use of SetThreadContext
                    • Suspicious use of WriteProcessMemory
                    PID:2368
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd.exe /c (echo. > "C:\Users\Admin\AppData\Roaming\Programs\Invoice.exe":Zone.Identifier) 2 > Null
                      5⤵
                        PID:1804
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd /c mkdir "C:\Users\Admin\AppData\Roaming\Programs"
                        5⤵
                          PID:328
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd /c type NUL>"C:\Users\Admin\AppData\Roaming\Programs\Invoice.EXE"
                          5⤵
                            PID:320
                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
                            5⤵
                            • 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
                            PID:2184
                            • C:\Windows\SysWOW64\schtasks.exe
                              "schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp22DC.tmp"
                              6⤵
                              • Creates scheduled task(s)
                              PID:1600
                            • C:\Windows\SysWOW64\schtasks.exe
                              "schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp231B.tmp"
                              6⤵
                              • Creates scheduled task(s)
                              PID:2096

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\tmp22DC.tmp

                    Filesize

                    1KB

                    MD5

                    c6f0625bf4c1cdfb699980c9243d3b22

                    SHA1

                    43de1fe580576935516327f17b5da0c656c72851

                    SHA256

                    8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576

                    SHA512

                    9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969

                  • C:\Users\Admin\AppData\Local\Temp\tmp231B.tmp

                    Filesize

                    1KB

                    MD5

                    0479d5f304ef2d7e3c15fb24a99f88c1

                    SHA1

                    8edbb1450a656fac5f5e96779ffe440ee8c1aec9

                    SHA256

                    112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc

                    SHA512

                    537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15

                  • \Users\Admin\AppData\Roaming\Programs\Invoice.EXE

                    Filesize

                    2.8MB

                    MD5

                    964727c8e4fae448d46f90d655eb0858

                    SHA1

                    927cc815ed091edfd1f34641e0855418c91384be

                    SHA256

                    eb439cba780d8e342ea0cb729f3a44f559e94c1b05f68888baae089f1d8989e8

                    SHA512

                    34b3f588951bd47b8c375e1e4af5911d9a1cf9165634358944584d27dff76fa9bd66305d63db1291b0a2f6d938e1b35d6bd895afc5b7b86ad0a4c4f2e959caab

                  • memory/1756-1-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1756-2-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1756-3-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1756-0-0x00000000744A1000-0x00000000744A2000-memory.dmp

                    Filesize

                    4KB

                  • memory/1756-4-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/2184-20-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-17-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-26-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                    Filesize

                    4KB

                  • memory/2184-23-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-21-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-28-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2184-27-0x0000000000400000-0x000000000043C000-memory.dmp

                    Filesize

                    240KB

                  • memory/2784-14-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/2784-5-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/2784-7-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/2784-6-0x00000000744A0000-0x0000000074A4B000-memory.dmp

                    Filesize

                    5.7MB