Analysis
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max time kernel
147s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-10-2024 12:14
Static task
static1
Behavioral task
behavioral1
Sample
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe
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Size
420KB
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MD5
79949bbec90a663289312a4bcb043aeb
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SHA1
14b39b97dd2564d2bee5bdbb166552a5e15b8c1f
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SHA256
0b0818a3e82b1653a0160daedf39b18f4dd2a1b41661928451e5a26c4b6392a7
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SHA512
09ffa62f1af6bb6f0bb00fc9da3c6e59abaabc9c1e461a8dd3391d205ad3f0d3d4fa18e063230fdfefe4ddb105adbe8a5795d05d1414cf142cc80669c0628f1c
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SSDEEP
12288:gOOOYs0vs0vs0vs0B53OZjoI0/XJ2dGPDi0sMUEzSxFEqW:Gs0vs0vs0vs0X80PJPP
Malware Config
Extracted
nanocore
1.2.2.0
grene231.ddns.net:9017
050c3e25-856b-443b-ae6e-44a1fa0b6039
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activate_away_mode
true
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backup_connection_host
grene231.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2018-12-09T09:11:12.426017136Z
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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
-
connect_delay
4000
-
connection_port
9017
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default_group
Vala
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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
050c3e25-856b-443b-ae6e-44a1fa0b6039
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
grene231.ddns.net
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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
-
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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ISS Host = "C:\\Program Files (x86)\\ISS Host\\isshost.exe" 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription pid process target process PID 2220 set thread context of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription ioc process File created C:\Program Files (x86)\ISS Host\isshost.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\ISS Host\isshost.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
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.
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exepid process 2780 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 2780 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 2780 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exepid process 2780 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 2780 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exedescription pid process target process PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe PID 2220 wrote to memory of 2780 2220 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe 79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\79949bbec90a663289312a4bcb043aeb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\79949bbec90a663289312a4bcb043aeb_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
PID:2780