Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
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submitted
23/07/2024, 09:31
General
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Target
67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe
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Size
584KB
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MD5
67067b34d97401bc13ef0e10cdf23d68
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SHA1
2a21fdfea636dcaca27561997d216790df137687
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SHA256
8a133e2bcad2160bb5e09cb6002493f4a7cd4825e09f8f2db2eaddafe284a12f
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SHA512
876780b18f1871cf23cc6abb3d5676948e2c35fbed1a0967617ea88e1c34e02f0ac84e916ded7cfa10abaf37539c36a9a28f704dd85609c5a5f0f5317642cf1e
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SSDEEP
12288:01jYT43sVRFBywLxtRr22GD49RpfJlS4yPg9WGVJ9zT:01jjsjyU7rGD4JJlSno9WGZzT
Malware Config
Extracted
nanocore
1.2.2.0
deedee111.ddns.net:1990
127.0.0.1:1990
912c7b4c-420a-467d-9b7a-aaf0c7895a29
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
37.235.1.177
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buffer_size
65535
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build_time
2021-07-13T04:41:15.726451536Z
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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
1990
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default_group
deedee1
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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
912c7b4c-420a-467d-9b7a-aaf0c7895a29
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
deedee111.ddns.net
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primary_dns_server
37.235.1.174
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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
false
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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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Unexpected DNS network traffic destination 7 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Drops file in Program Files directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UlLgJBjCKwZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3FC3.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\67067b34d97401bc13ef0e10cdf23d68_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
216KB
-
Filesize
136KB
-
Filesize
104KB
-
Filesize
80KB
-
Filesize
56KB
-
Filesize
68KB
-
Filesize
600KB
-
Filesize
40KB
-
Filesize
104KB
-
Filesize
6.5MB
-
Filesize
652KB
-
Filesize
408KB
-
Filesize
32KB
-
Filesize
7.7MB
-
Filesize
120KB
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Filesize
304KB
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Filesize
7.7MB
-
Filesize
200KB
-
Filesize
408KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
6.2MB
-
Filesize
3.3MB
-
Filesize
7.7MB
-
Filesize
7.7MB
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Filesize
7.7MB
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Filesize
120KB
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Filesize
7.7MB
-
Filesize
40KB
-
Filesize
40KB
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Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
224KB
-
Filesize
4KB
-
Filesize
440KB
-
Filesize
7.7MB
-
Filesize
232KB
-
Filesize
48KB
-
Filesize
624KB
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Filesize
7.7MB
-
Filesize
40KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
608KB
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Filesize
7.7MB
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Filesize
4KB