Behavioral task
behavioral1
Sample
Test.exe
Resource
win7-20240221-en
General
-
Target
Test.exe
-
Size
202KB
-
MD5
c3e71798c4a13b13b7687a581403f3a6
-
SHA1
5a2fe4c25e3c809ca80d5ac72a001228a69300be
-
SHA256
3981c3975a42b4a3a7bc68831787315ab5cde0348332f81c89d1809f28ad6011
-
SHA512
fbcdfa290ef0b6dd1f8664ae7286eaec7268f1dc0a499439a5c7c37dddc0cd20222282d4b601d02fed706233cd4859f9878e83fe7db78fbde940757fd5e8f1d5
-
SSDEEP
3072:gzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIyUmgcZH9Kz2fCdfeCpIT6/Jc8:gLV6Bta6dtJmakIM5qYHk6adGl2w0ssL
Malware Config
Extracted
nanocore
1.2.2.0
0.tcp.in.ngrok.io:17831
31204106-89fd-43c5-9dbb-090986b9a799
-
activate_away_mode
true
- backup_connection_host
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2024-03-22T01:02:51.773216136Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
17831
-
default_group
Default
-
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
31204106-89fd-43c5-9dbb-090986b9a799
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
0.tcp.in.ngrok.io
-
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 family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Test.exe
Files
-
Test.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: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ