Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
26/08/2024, 04:31
General
- Target c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe
- Size 417KB
- Sample240826-e5ln1svere
- SHA256 aafa43ef68abe0379ae6b5a58661f8470e789266911547798adc9c4e61ff7fd5
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
nibiru3.duckdns.org:5555
-
nibiru33.duckdns.org:5555
-
1a423233-b41d-4cb1-8fcc-f82fa5fceeac
-
activate_away_mode
false
-
backup_connection_host
nibiru33.duckdns.org
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-11-26T14:35:43.633984136Z
-
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
.......14-02-21
-
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
1a423233-b41d-4cb1-8fcc-f82fa5fceeac
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
nibiru3.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
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
c249866c5c1e5cc1c293446f7afc83d1_JaffaCakes118.exe.log
memory/1624-6-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/1624-1-0x0000000000B20000-0x0000000000B8E000-memory.dmp
memory/1624-2-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/1624-3-0x0000000002F70000-0x0000000002F78000-memory.dmp
memory/1624-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
memory/2492-9-0x0000000005300000-0x00000000058A4000-memory.dmp
memory/2492-8-0x0000000000800000-0x0000000000838000-memory.dmp
memory/2492-7-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2492-11-0x0000000004DF0000-0x0000000004E8C000-memory.dmp
memory/2492-10-0x0000000004D50000-0x0000000004DE2000-memory.dmp
memory/2492-12-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2492-13-0x0000000004CD0000-0x0000000004CDA000-memory.dmp
memory/2492-16-0x0000000004D30000-0x0000000004D3A000-memory.dmp
memory/2492-17-0x00000000052D0000-0x00000000052EE000-memory.dmp
memory/2492-18-0x0000000005BA0000-0x0000000005BAA000-memory.dmp
memory/2492-19-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2492-20-0x0000000074B20000-0x00000000752D0000-memory.dmp