Behavioral task
behavioral1
Sample
MIS.exe
Resource
win7-20240708-en
General
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Target
MIS.exe
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Size
202KB
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MD5
77a6bdfb5bbcb7946fe9b601afcc39e7
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SHA1
f1d08b43eb1936922f4999b789f37b7124ec630c
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SHA256
64ce422b18dfaf9ca531f509ed4d05a47433e9ff468de8cfda06fb3bc85f80a4
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SHA512
ac02ce92fb3c820b6b1e58be26762a6ba976a6a69523898df942a794cb4abb1dbc667454bc0aea7e9c597ee1ce05e4e6fb6bdb9a6b226a512c0d92f0fa59b9ba
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SSDEEP
3072:QzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIrccsD6RA5E3bKKiCf3e0kYrOd:QLV6Bta6dtJmakIM5Bcs8A5ELiUfoB
Malware Config
Extracted
nanocore
1.2.2.0
tag224.ddns.net:5982
127.0.0.1:5982
90c4ff51-1a38-443e-a530-ff6bb2c237bb
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activate_away_mode
false
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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
2024-07-13T03:17:29.774679936Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
false
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
5982
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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
90c4ff51-1a38-443e-a530-ff6bb2c237bb
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
tag224.ddns.net
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primary_dns_server
8.8.8.8
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request_elevation
false
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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
Signatures
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Nanocore family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource MIS.exe
Files
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MIS.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
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