Overview

overview

10

Static

static

SecuriteIn...96.exe

windows7_x64

3

SecuriteIn...96.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    169s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:50

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General

  • Target

    SecuriteInfo.com.Variant.Tedy.122593.7296.exe

  • Size

    1.0MB

  • MD5

    a3f9db216c595bbb5081ad0430248975

  • SHA1

    e06a7da7340e4e27d9737e58554ab4419116a0e2

  • SHA256

    647c540fe4c9f3dc5a06c978ff0644905b07a53517e637f674a089f866a135d0

  • SHA512

    3a6eb7aac3afed0438d1005f4534cc9a45b6697b8c0c266d1fae1b32cf84cd15726a005fc707ff2500f8b2bc045ea7ec20c715efeb4211e6b4b33d6c1afa56a5

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.220.69.56:6662

nwme22.duckdns.org:6662
Mutex

20fcb0e8-3b1f-4bdb-88e7-54967ec4f249

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    nwme22.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2022-02-27T22:17:25.361662736Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    6662

  • default_group

    PDF

  • 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

    20fcb0e8-3b1f-4bdb-88e7-54967ec4f249

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    185.220.69.56

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • 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.

    keyloggertrojanstealerspywarenanocore
  • Windows security bypass 2 TTPs
    evasiontrojan
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Windows security modification 2 TTPs 4 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.122593.7296.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.122593.7296.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Windows security modification
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Program Files\Common Files\System\9f3df393cbbd19b\svchost.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3616
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Program Files\Common Files\System\9f3df393cbbd19b\svchost.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4452
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.122593.7296.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4924
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.122593.7296.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.122593.7296.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1940

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

    Download Submit
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    18KB

    MD5

    6758b138e4d24e637c4dca50039f62b7

    SHA1

    e8c3e85d1068c4a4524554d720de960282be8420

    SHA256

    85da73fea35bffc001139379b68575dc733c16896dceb8a48f1f3a10fcd6a784

    SHA512

    50bb69d778b88dfe1d096e47a6a9a374b887341c508593b841996bc9695fcaf115a8ee0eabd809925b40a29644b3de5bf8b821c1af97d524c3939027f4259481

    Download Submit
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    18KB

    MD5

    7405491082b59c16603933cd96a91097

    SHA1

    bd8786e265e3103a9a8f5a0be450178ff50bd75a

    SHA256

    c9be617a8ac780664a1686b607fa680271ceac606187af0b47c5ddab187b6cb5

    SHA512

    99c2557edf6a4261f6c1445e00977c854851f859f4220e5492ea545ed0cf7b2a38fff2a8b7e79ba77fd2c4f6d3e8eb71bc8db166fe9b4f5919af537e50ad5018

    Download Submit
  • memory/1940-144-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

    Download
  • memory/1940-143-0x0000000000000000-mapping.dmp
    Download
  • memory/2240-131-0x0000000004AE0000-0x0000000004B7C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/2240-132-0x0000000005180000-0x0000000005724000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2240-133-0x0000000004C70000-0x0000000004D02000-memory.dmp
    Filesize

    584KB

    Download
  • memory/2240-134-0x00000000050E0000-0x0000000005146000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2240-130-0x0000000000DC0000-0x0000000000ED2000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/2240-140-0x0000000008680000-0x000000000868A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3616-138-0x0000000000EE0000-0x0000000000F16000-memory.dmp
    Filesize

    216KB

    Download
  • memory/3616-155-0x0000000007160000-0x000000000716E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/3616-157-0x0000000007250000-0x0000000007258000-memory.dmp
    Filesize

    32KB

    Download
  • memory/3616-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3616-154-0x00000000071B0000-0x0000000007246000-memory.dmp
    Filesize

    600KB

    Download
  • memory/3616-152-0x00000000060A0000-0x00000000060BA000-memory.dmp
    Filesize

    104KB

    Download
  • memory/3616-146-0x0000000006BD0000-0x0000000006C02000-memory.dmp
    Filesize

    200KB

    Download
  • memory/3616-148-0x000000006F850000-0x000000006F89C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4452-151-0x0000000007F30000-0x00000000085AA000-memory.dmp
    Filesize

    6.5MB

    Download
  • memory/4452-150-0x000000006F850000-0x000000006F89C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4452-153-0x0000000007970000-0x000000000797A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4452-145-0x0000000006460000-0x000000000647E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/4452-142-0x0000000005EA0000-0x0000000005F06000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4452-156-0x0000000007C40000-0x0000000007C5A000-memory.dmp
    Filesize

    104KB

    Download
  • memory/4452-139-0x0000000005650000-0x0000000005C78000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/4452-136-0x0000000000000000-mapping.dmp
    Download
  • memory/4924-149-0x0000000006560000-0x000000000657E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/4924-147-0x000000006F850000-0x000000006F89C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4924-141-0x0000000005050000-0x0000000005072000-memory.dmp
    Filesize

    136KB

    Download
  • memory/4924-137-0x0000000000000000-mapping.dmp
    Download