Behavioral task
behavioral1
Sample
1940-310-0x0000000000370000-0x0000000000A92000-memory.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1940-310-0x0000000000370000-0x0000000000A92000-memory.exe
Resource
win10v2004-20230220-en
General
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Target
1940-310-0x0000000000370000-0x0000000000A92000-memory.dmp
-
Size
7.1MB
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MD5
443476399eb04ebd19c36b0f60a15696
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SHA1
a9f5a274e4715db09bed9e8a784c430392ef5950
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SHA256
480fa386bfc8ab51ec6d17c91922c88d36282969fd13966f9e3662d504c92b6d
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SHA512
9e73dbf2d2eaf98772482848a5a97432fe974d5d3f322582db32ed939ce9a00c68ae1cd668e57da19b3e3ba05eef8aa34d361422c8de1558b3feb8ccb6bc853c
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SSDEEP
6144:xLV6Bta6dtJmakIM5rSxxV2Pvj3Y+w5A:xLV6BtpmkV2PvT
Malware Config
Extracted
nanocore
1.2.2.0
celesperial.ddns.net:6700
198.12.123.17:6700
cded7034-9c2c-4879-af58-a9ad80cf35bb
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activate_away_mode
true
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backup_connection_host
198.12.123.17
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2023-03-05T15:44:43.522860736Z
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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
6700
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default_group
Default
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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
cded7034-9c2c-4879-af58-a9ad80cf35bb
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
celesperial.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
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
Nanocore family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1940-310-0x0000000000370000-0x0000000000A92000-memory.dmp
Files
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1940-310-0x0000000000370000-0x0000000000A92000-memory.dmp.exe windows x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ