uqoYt8EFEWQXAne.exe

General
Target

uqoYt8EFEWQXAne.exe

Size

515KB

Sample

210223-x1y5yxnaks

Score
10 /10
MD5

c415765ef678428f502b101039b7d495

SHA1

e5458ff58b98401d715a68a67afabdefaaf2edc3

SHA256

c024e649afaafd4d1a1ebc2c5a2c457eecd2b5994c2b78e32312eb5289b5c093

SHA512

859deb240d2e8ee1b5cc057aa63b0f8d49fec83619b4c346821b09efa5b9fca01fb85396045658860468107f9a19a8710db85c2c7b299351f6225c64034f2d8c

Malware Config

Extracted

Family nanocore
Version 1.2.2.0
C2

185.239.242.243:2010

127.0.0.1:2010

Attributes
activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-12-04T23:48:40.197283836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
2010
default_group
ozil pc
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
9e8dc517-1111-49c1-9ace-3da1a887c465
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.239.242.243
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
Targets
Target

uqoYt8EFEWQXAne.exe

MD5

c415765ef678428f502b101039b7d495

Filesize

515KB

Score
10 /10
SHA1

e5458ff58b98401d715a68a67afabdefaaf2edc3

SHA256

c024e649afaafd4d1a1ebc2c5a2c457eecd2b5994c2b78e32312eb5289b5c093

SHA512

859deb240d2e8ee1b5cc057aa63b0f8d49fec83619b4c346821b09efa5b9fca01fb85396045658860468107f9a19a8710db85c2c7b299351f6225c64034f2d8c

Tags

Signatures

  • NanoCore

    Description

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

    Tags

  • Looks for VirtualBox Guest Additions in registry

    Tags

    TTPs

    Query Registry Virtualization/Sandbox Evasion
  • Looks for VMWare Tools registry key

    Tags

    TTPs

    Query Registry Virtualization/Sandbox Evasion
  • Checks BIOS information in registry

    Description

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

    TTPs

    Query Registry System Information Discovery
  • Checks whether UAC is enabled

    Tags

    TTPs

    System Information Discovery
  • Maps connected drives based on registry

    Description

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

    TTPs

    Query Registry Peripheral Device Discovery System Information Discovery
  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Persistence
                  Privilege Escalation