Analysis
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max time kernel
147s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-08-2024 18:03
Static task
static1
Behavioral task
behavioral1
Sample
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe
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Size
768KB
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MD5
8716ee641f0572d128d1261c9393f4af
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SHA1
c448efffce2c2abacd30cfa3fd3e6458c35866c8
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SHA256
1eb67ff1a8f16725e58ab95f31a3302f55196e10ba9bcde26960e87aea921c6b
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SHA512
e80ec05d1a0052ed0144a4c132580ac6c8bc7074a91d0e14b9d00107fe05b0c2689d37fb78ebb27ada2978a38dc2d21bdf8d23b66c30821a764be894a2a3a05e
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SSDEEP
12288:WrZbyG+NkqSVRUM51k0shDxOVZnXBsYpz8nt+VKfuWx1Zqvsuly3oX:M+NELUMrk0sh9sVRsYgtaW1Ay3O
Malware Config
Extracted
nanocore
1.2.2.0
newme12.3utilities.com:83
newme122.3utilities.com:83
0b9895da-57b4-4ef2-a7fc-2eac158f889d
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activate_away_mode
true
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backup_connection_host
newme122.3utilities.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
2021-07-16T08:33:46.447540436Z
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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
83
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default_group
MAintain
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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
0b9895da-57b4-4ef2-a7fc-2eac158f889d
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
newme12.3utilities.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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exedescription pid process target process PID 4720 set thread context of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exeRegSvcs.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.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.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exeRegSvcs.exepid process 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe 2540 RegSvcs.exe 2540 RegSvcs.exe 2540 RegSvcs.exe 2540 RegSvcs.exe 2540 RegSvcs.exe 2540 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 2540 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe Token: SeDebugPrivilege 2540 RegSvcs.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exedescription pid process target process PID 4720 wrote to memory of 644 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe schtasks.exe PID 4720 wrote to memory of 644 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe schtasks.exe PID 4720 wrote to memory of 644 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe schtasks.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe PID 4720 wrote to memory of 2540 4720 8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8716ee641f0572d128d1261c9393f4af_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iuynvJpnxq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25B3.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:644 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2540