Behavioral task
behavioral1
Sample
89a1c02dfeab17d26c8a9664588550de3cf2ab3e91cc6c41a89b27daded1ae28.exe
Resource
win7-20240221-en
General
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Target
8f673563f4cd2c60a74a86778410b670bde8440d29b7324001752dff2e1b3726
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Size
189KB
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MD5
dc4a6984cd9e3fe3af6f6b64a49b57bf
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SHA1
6f5740bb21e0322892588b785cbf5c849af20493
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SHA256
8f673563f4cd2c60a74a86778410b670bde8440d29b7324001752dff2e1b3726
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SHA512
f1c7f1a93de93a674072192210bd43f17c78bebb8d0658c9d9eb377b96df8a69b29906b1f5923bc41d96172b5f274eba296785c9ade66e75cd5ab968eb9aa117
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SSDEEP
3072:UcYGOnqiMcp46GLpAK8rZwqxCxz1YR4xwK/SmMR021WPUd1DCMOT32eWo7WqVxwb:XYGBO46epAK8rOqxCxxbmK/mR021WMj3
Malware Config
Extracted
nanocore
1.2.2.0
nibiru33.duckdns.org:1515
nibiru3333.duckdns.org:1515
0adf1fb4-93d6-4ba1-862f-3617b3460fc8
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activate_away_mode
false
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backup_connection_host
nibiru3333.duckdns.org
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2023-12-04T16:30:08.139113736Z
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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
1515
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default_group
MARTX24
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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
0adf1fb4-93d6-4ba1-862f-3617b3460fc8
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
nibiru33.duckdns.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
false
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set_critical_process
false
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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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Detect ZGRat V1 1 IoCs
resource yara_rule static1/unpack001/89a1c02dfeab17d26c8a9664588550de3cf2ab3e91cc6c41a89b27daded1ae28.exe family_zgrat_v1 -
Nanocore family
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Zgrat family
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule static1/unpack001/89a1c02dfeab17d26c8a9664588550de3cf2ab3e91cc6c41a89b27daded1ae28.exe net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/89a1c02dfeab17d26c8a9664588550de3cf2ab3e91cc6c41a89b27daded1ae28.exe
Files
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8f673563f4cd2c60a74a86778410b670bde8440d29b7324001752dff2e1b3726.zip
Password: infected
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89a1c02dfeab17d26c8a9664588550de3cf2ab3e91cc6c41a89b27daded1ae28.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: 169KB - Virtual size: 168KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 94KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ