General
-
Target
INV 6821202304080001.pdf.exe
-
Size
2.2MB
-
Sample
230412-pc6tladf2w
-
MD5
5544f709f499a2179dc8bfa0febef190
-
SHA1
bfe3a5b530af40d4a679f3a0f271a2c8fc3bebda
-
SHA256
c0ee259c92c30dcd710e13a44ec8899aa527998ab2431d1e4cb1de94db939718
-
SHA512
eec0b7c5a48667d2d429e7dfe3b1e5f21e9342c91b4d06915eb57b82b2a14ef1963ed9ba6baa12f0b9a61470fdbc4820faff613d5c057f6fb1c1de397fbcf867
-
SSDEEP
24576:bBPTrfgGiX5jCqC/twlR0egPHcKkZLKbarxflAGezUFj1ttCq63a7fUL3t6NxKmn:prwX5jHOODAZzojrtCGdXr
Static task
static1
Behavioral task
behavioral1
Sample
INV 6821202304080001.pdf.exe
Resource
win7-20230220-en
Malware Config
Extracted
nanocore
1.2.2.0
152.89.218.40:54984
127.0.0.1:54984
18aadcbc-eacf-42f0-9f04-a9a6fe5a3fd3
-
activate_away_mode
true
-
backup_connection_host
127.0.0.1
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-01-21T21:54:55.670767736Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
54984
-
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
18aadcbc-eacf-42f0-9f04-a9a6fe5a3fd3
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
152.89.218.40
-
primary_dns_server
8.8.8.8
-
request_elevation
false
-
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
INV 6821202304080001.pdf.exe
-
Size
2.2MB
-
MD5
5544f709f499a2179dc8bfa0febef190
-
SHA1
bfe3a5b530af40d4a679f3a0f271a2c8fc3bebda
-
SHA256
c0ee259c92c30dcd710e13a44ec8899aa527998ab2431d1e4cb1de94db939718
-
SHA512
eec0b7c5a48667d2d429e7dfe3b1e5f21e9342c91b4d06915eb57b82b2a14ef1963ed9ba6baa12f0b9a61470fdbc4820faff613d5c057f6fb1c1de397fbcf867
-
SSDEEP
24576:bBPTrfgGiX5jCqC/twlR0egPHcKkZLKbarxflAGezUFj1ttCq63a7fUL3t6NxKmn:prwX5jHOODAZzojrtCGdXr
-
Modifies WinLogon for persistence
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Adds Run key to start application
-
Suspicious use of SetThreadContext
-