General
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Target
ec17ed5e0507376a8911679402331d3c_JaffaCakes118
-
Size
836KB
-
Sample
240410-1z91bafg8y
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MD5
ec17ed5e0507376a8911679402331d3c
-
SHA1
2fb2fee0a8c3e351737cc246397ca3923629e246
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SHA256
06b6408d6cf040b5a1106c80515811f4b6d3dfd43722b71f2adafece755c2832
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SHA512
c9c2e760f876dfa9bb408b848bb7c2228cf55497a7948c26af28fd390a4a1f5b93a3f6cab54c81c36431f36265c7c61d2e7ce516ceb57ee706eab191e0e69521
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SSDEEP
12288:e8Kn+g0WThnmsfog/CeqHiaSvGRkZ6EVpl5nHf81OgBLX3OOPoKSoNm/ev/xV6Be:e8KEWxdh/CFCaqGRk0EVpzn/8
Static task
static1
Behavioral task
behavioral1
Sample
ec17ed5e0507376a8911679402331d3c_JaffaCakes118.exe
Resource
win7-20240221-en
Malware Config
Extracted
nanocore
1.2.2.0
185.19.85.137:8494
d026b17c-adc0-4b9c-9c06-8fde6a89378b
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activate_away_mode
true
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backup_connection_host
185.19.85.137
- backup_dns_server
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buffer_size
65535
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build_time
2020-11-13T07:55:36.088477436Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
true
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connect_delay
4000
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connection_port
8494
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default_group
MY WORK
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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
d026b17c-adc0-4b9c-9c06-8fde6a89378b
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
185.19.85.137
- primary_dns_server
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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
-
-
Target
ec17ed5e0507376a8911679402331d3c_JaffaCakes118
-
Size
836KB
-
MD5
ec17ed5e0507376a8911679402331d3c
-
SHA1
2fb2fee0a8c3e351737cc246397ca3923629e246
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SHA256
06b6408d6cf040b5a1106c80515811f4b6d3dfd43722b71f2adafece755c2832
-
SHA512
c9c2e760f876dfa9bb408b848bb7c2228cf55497a7948c26af28fd390a4a1f5b93a3f6cab54c81c36431f36265c7c61d2e7ce516ceb57ee706eab191e0e69521
-
SSDEEP
12288:e8Kn+g0WThnmsfog/CeqHiaSvGRkZ6EVpl5nHf81OgBLX3OOPoKSoNm/ev/xV6Be:e8KEWxdh/CFCaqGRk0EVpzn/8
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1