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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/01/2025, 06:04
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
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Size
1.0MB
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MD5
12897cc89f6a46e25f9d5445e9299003
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SHA1
6b3d478c2895cccbf8bfd6135338e517bb20707c
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SHA256
f7943cf69c4834c48a432c2a76caa9eecc80fa9fffdf5868277556c6d3fefd64
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SHA512
0baa5d19ae88a4bab3d512717e0ea27d6d3edcd4ea67712e90c0d5b0013e3fe6315e138514fc4bb39f07af27e58d669ca87ea7126edf43990a44fafa1d64514f
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SSDEEP
24576:jWFOB6AlAlKal/zPsKuLubbXwUv8hzZhg3+TE/+PnyuXzhU:zB6Y1O3yAwUkhzXgOTaYnyq
Malware Config
Extracted
nanocore
1.2.2.0
luf.ddns.net:8282
127.0.0.1:8282
086e57af-7b22-4ec3-b93e-b3b9bd99d4ca
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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
2021-07-26T10:00:17.908045136Z
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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
8282
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default_group
luciano
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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
086e57af-7b22-4ec3-b93e-b3b9bd99d4ca
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
luf.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 family
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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.
pid Process 2528 powershell.exe -
Unexpected DNS network traffic destination 7 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 37.235.1.177 Destination IP 37.235.1.177 Destination IP 37.235.1.174 Destination IP 37.235.1.174 Destination IP 37.235.1.174 Destination IP 37.235.1.174 Destination IP 37.235.1.177 -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Manager = "C:\\Program Files (x86)\\DHCP Manager\\dhcpmgr.exe" JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2084 set thread context of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\DHCP Manager\dhcpmgr.exe JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe File opened for modification C:\Program Files (x86)\DHCP Manager\dhcpmgr.exe JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe -
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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 2960 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 2960 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 2960 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 2528 powershell.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2960 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe Token: SeDebugPrivilege 2960 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe Token: SeDebugPrivilege 2528 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2084 wrote to memory of 2528 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 31 PID 2084 wrote to memory of 2528 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 31 PID 2084 wrote to memory of 2528 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 31 PID 2084 wrote to memory of 2528 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 31 PID 2084 wrote to memory of 2712 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 33 PID 2084 wrote to memory of 2712 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 33 PID 2084 wrote to memory of 2712 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 33 PID 2084 wrote to memory of 2712 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 33 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35 PID 2084 wrote to memory of 2960 2084 JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084 -
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\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2528
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VJGIel" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8FD1.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2712
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.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
PID:2960
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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
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1