General
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Target
79f7fa86d8dba1349208fa8c36663deb9d6c91a2be54b43d2fc6b7cb78039023.exe
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Size
2.2MB
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Sample
240721-kk2gmaxalg
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MD5
ebb76f0ad42d838df23137b3321d79ff
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SHA1
946ea76180d53a3049ea7a3b07403ee628b9fac2
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SHA256
79f7fa86d8dba1349208fa8c36663deb9d6c91a2be54b43d2fc6b7cb78039023
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SHA512
6ae67476a9442ab9b81765e5fd2a43f68f90139568494eac590a95763ba4ed92281994b63a4ad54e0a79c7149550a3bbf329705fa8537847343c148dfdaf61a3
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SSDEEP
49152:G+78xSwy+c0Hq9rm2ZHosBnsKXdniYM48E/pa/ZOovp/:Gs8xAJ0K95HBdlM1yQxOoB
Static task
static1
Behavioral task
behavioral1
Sample
79f7fa86d8dba1349208fa8c36663deb9d6c91a2be54b43d2fc6b7cb78039023.exe
Resource
win7-20240704-en
Malware Config
Extracted
nanocore
1.2.2.0
e-businessloader.mywire.org:5230
127.0.0.1:5230
0be0e5d9-4209-4f88-b4fe-27e7b678a0b5
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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
8.8.4.4
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buffer_size
65535
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build_time
2024-03-16T21:32:38.702958636Z
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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
5230
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default_group
e-business
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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
0be0e5d9-4209-4f88-b4fe-27e7b678a0b5
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
e-businessloader.mywire.org
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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
Targets
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Target
79f7fa86d8dba1349208fa8c36663deb9d6c91a2be54b43d2fc6b7cb78039023.exe
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Size
2.2MB
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MD5
ebb76f0ad42d838df23137b3321d79ff
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SHA1
946ea76180d53a3049ea7a3b07403ee628b9fac2
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SHA256
79f7fa86d8dba1349208fa8c36663deb9d6c91a2be54b43d2fc6b7cb78039023
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SHA512
6ae67476a9442ab9b81765e5fd2a43f68f90139568494eac590a95763ba4ed92281994b63a4ad54e0a79c7149550a3bbf329705fa8537847343c148dfdaf61a3
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SSDEEP
49152:G+78xSwy+c0Hq9rm2ZHosBnsKXdniYM48E/pa/ZOovp/:Gs8xAJ0K95HBdlM1yQxOoB
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1