Behavioral task
behavioral1
Sample
ddpsvc.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ddpsvc.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
ddpsvc.exe
Resource
win10v2004-20240709-en
General
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Target
ddpsvc.exe
-
Size
256KB
-
MD5
d2b160bf5dbcd67bf70abcbf750cb343
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SHA1
64c1cbb8c1ba03d3ed9fc543353761d82011d005
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SHA256
e3780c56125cc734e1aa099762909dca33ccb17be0a6c510733b762c1092fe7b
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SHA512
315cfee7a997016152d41d3016cfa05215581d08972dd9c226a5dd5e740217d9524787eaf4810e9c48c28624776d775d2ded476ca0491ff3a49d239aadfee816
-
SSDEEP
6144:jYtUoG/WtqLTr9bNMizsaq6cu8ygDkmvpEH9J0Z/a:j0U9Tj0YH8ygDkuEJ0Zy
Malware Config
Extracted
nanocore
1.2.2.0
nibiru33.duckdns.org:5555
nibiru3333.duckdns.org:5555
03faf241-d587-4166-af00-4f9bcaea1ade
-
activate_away_mode
false
-
backup_connection_host
nibiru3333.duckdns.org
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backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-05-13T17:22:32.893409436Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
false
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
5555
-
default_group
.........AFINAL
-
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
03faf241-d587-4166-af00-4f9bcaea1ade
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
nibiru33.duckdns.org
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
false
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
Nanocore family
-
.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule sample net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource ddpsvc.exe
Files
-
ddpsvc.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 168KB - Virtual size: 167KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ