Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
24/11/2024, 02:29
General
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Target
dbf4194e27254f56ff4c456a2a2ca07c7a2a4432553c013e50724a0f31017727.exe
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Size
1.4MB
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MD5
4cb7425442688fe6a78d203dbb8b2ade
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SHA1
07e898706bba2fad06868827397cba204bc4c983
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SHA256
dbf4194e27254f56ff4c456a2a2ca07c7a2a4432553c013e50724a0f31017727
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SHA512
ef39c104e2de10eb3c1466669af99f6fb0aad03f23ad4a253a7aaf2c885046f9ceef0bb3a2458739f13572eded6b865c5581a078f5b361bb09f6f8535f525711
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SSDEEP
24576:rAOcZEhNWxlG7m4/9eBcA4CCEti0POqh/0rEOTq6ai0bagi7xa53:tyxlk9eBVlCGVPOwOTq6d4a5wN
Malware Config
Extracted
nanocore
1.2.2.0
newme122.3utilities.com:8822
newme1122.3utilities.com:8822
dcf3fee6-c103-45ee-a2f0-f8afaa78d1fe
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activate_away_mode
true
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backup_connection_host
newme1122.3utilities.com
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2021-07-31T13:00:17.372768836Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
8822
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default_group
A New TIme Has Come
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
dcf3fee6-c103-45ee-a2f0-f8afaa78d1fe
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
newme122.3utilities.com
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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Nanocore family
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 5 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\dbf4194e27254f56ff4c456a2a2ca07c7a2a4432553c013e50724a0f31017727.exe"C:\Users\Admin\AppData\Local\Temp\dbf4194e27254f56ff4c456a2a2ca07c7a2a4432553c013e50724a0f31017727.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\04687118\vfqftjs.pif"C:\Users\Admin\04687118\vfqftjs.pif" benowsto.dso2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"3⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
57KB
MD57ed530856ca49cc6e529fde187cafa69
SHA145decbe54611c757d6ff1897cc5d8736663a235e
SHA256b7dcb66c6681eca56a487148033d518dcf6bbc9f8daeb36065a62300bbf6bf18
SHA512f653a02643cd32bd2c330c0a3e775ef518364229979a730e549a2bae4c2dd203b24e32b28572a8bfad81141cb0147e22fa177102a9428561b330554f51c5347a
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Filesize
1.0MB
MD59a23a74450492ba99ed6e21118519974
SHA1097ebe56f9b80153cc85a9967a759a590c3e2fcd
SHA2562afd228cda8311585ceada01a515dc32f21fc87e31b2c3eaec6fadb489779cbc
SHA512e1885d3657275d8e70f0f61ac0a6af6c9202e233def34e820fb9054ab07f0b73c83edc667787263e3a29933fefa24d027cd61b14d3c156ece15692b9d8561511
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Filesize
758KB
MD58935e163bb79e8d4b40b73521a06a0d1
SHA1dfd9f6cd5dabf0c2fae0186b5471f025f542c708
SHA2563a2b62144b3b6bc612770de7777233c96ea35e50e9fd7b0b482862825d728fdb
SHA51276620b23fe5f2bcc783bcbd7fb27a68a171751a96b459f757045f80e027d452724c73292a008acad58eb58b6eb99dddf82130a83e761e35b7e5c4d89b058d175
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Filesize
44KB
MD50e06054beb13192588e745ee63a84173
SHA130b7d4d1277bafd04a83779fd566a1f834a8d113
SHA256c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768
SHA512251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215
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Filesize
72KB
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Filesize
56KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
560KB
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Filesize
40KB
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Filesize
104KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
56KB
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Filesize
56KB
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Filesize
120KB
-
Filesize
80KB
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Filesize
64KB
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Filesize
40KB
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Filesize
184KB
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Filesize
80KB
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Filesize
80KB
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Filesize
48KB