General
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Target
71fb723b1b4984e25c1c4539efb2dee8_JaffaCakes118
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Size
1.7MB
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Sample
240726-bchvwayhkb
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MD5
71fb723b1b4984e25c1c4539efb2dee8
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SHA1
27fada457ff4eb5d948ef8fe9f958e06b08b8768
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SHA256
fde0fbb24ecfbf2b58440d52311046399c5893a618a994ebb256b38b9648a92d
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SHA512
9a102dc69a4153a5a9dd4112c3ea311a5b59df0c4f78c358798dfb6392ff231b786d8804a6fc895518ede4e320d7efa277079cf0cc07a1176f025a66cf026611
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SSDEEP
24576:TAHnh+eWsN3skA4RV1Hom2KXSmdaGwLf2PC6nnjqKoepGgfXYod2ggSq7672uaJN:eh+ZkldoPKi2aGsSjqKoepGgf7MnSAf
Static task
static1
Behavioral task
behavioral1
Sample
71fb723b1b4984e25c1c4539efb2dee8_JaffaCakes118.exe
Resource
win7-20240704-en
Malware Config
Extracted
nanocore
1.2.2.0
firstfv.ddns.net:51505
72.4.145.179:51505
45095205-2849-44d0-a48a-c4688f3f67ce
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activate_away_mode
true
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backup_connection_host
72.4.145.179
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2019-04-12T17:13:35.206851336Z
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bypass_user_account_control
false
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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
51505
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default_group
First
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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
45095205-2849-44d0-a48a-c4688f3f67ce
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
firstfv.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
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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
Targets
-
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Target
71fb723b1b4984e25c1c4539efb2dee8_JaffaCakes118
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Size
1.7MB
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MD5
71fb723b1b4984e25c1c4539efb2dee8
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SHA1
27fada457ff4eb5d948ef8fe9f958e06b08b8768
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SHA256
fde0fbb24ecfbf2b58440d52311046399c5893a618a994ebb256b38b9648a92d
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SHA512
9a102dc69a4153a5a9dd4112c3ea311a5b59df0c4f78c358798dfb6392ff231b786d8804a6fc895518ede4e320d7efa277079cf0cc07a1176f025a66cf026611
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SSDEEP
24576:TAHnh+eWsN3skA4RV1Hom2KXSmdaGwLf2PC6nnjqKoepGgfXYod2ggSq7672uaJN:eh+ZkldoPKi2aGsSjqKoepGgf7MnSAf
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
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