General
-
Target
e7d95843559edd8cefcf0b11006c9431e9c1a6533f9ab1f202281287b7bb85f6
-
Size
369KB
-
Sample
220521-cc17wsgfgq
-
MD5
7e11231c11411c45c3b6bb42eb87609b
-
SHA1
14be5b3da60c7d2184e91c250d776be5829e6d89
-
SHA256
e7d95843559edd8cefcf0b11006c9431e9c1a6533f9ab1f202281287b7bb85f6
-
SHA512
34c3f99208afcde579d5305b3c2764437caf1509b7761545360877ffef46fd5a188fabd6a5fdbbc9c7967de47011a439f9d08c405f4ea7d0eb55b879bd7c0ca8
Behavioral task
behavioral1
Sample
invoices-docs-view.exe
Resource
win7-20220414-en
Malware Config
Extracted
nanocore
1.2.2.0
79.134.225.89:12190
4e4951f6-c9ee-4a8b-863c-f53c12df989f
-
activate_away_mode
true
-
backup_connection_host
79.134.225.89
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-02-17T01:50:29.200734436Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
12190
-
default_group
cpa
-
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
4e4951f6-c9ee-4a8b-863c-f53c12df989f
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
79.134.225.89
-
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
Targets
-
-
Target
invoices-docs-view.exe
-
Size
439KB
-
MD5
a635c9a6dfa79affe8bf27cb4eae89d4
-
SHA1
b0d2e8f668085ef770757c5498ba84f506285381
-
SHA256
ef5b4a828d4322e2ca5681423488e03e9991191809fc068d80ce0bbeba792984
-
SHA512
81e0b8d0dab93e4f566bbdaeab2a10396a95c6826a45fc02f41cf19fbbb6a41a2d592762d58b37ad4dc23ee08ead77e9e60372f2d630057b5f94cb3997ae1d3a
-
CoreEntity .NET Packer
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
-
Contains SnakeBOT related strings
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Adds Run key to start application
-
Suspicious use of SetThreadContext
-