Analysis
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max time kernel
117s -
max time network
137s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
17/02/2022, 00:10
Behavioral task
behavioral1
Sample
8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe
Resource
win7-en-20211208
0 signatures
0 seconds
General
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Target
8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe
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Size
160KB
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MD5
63ac5ce1a0da946394ef90e06492927c
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SHA1
9553cddd84dd3e9db5b22594ec9f50bb18cb14b0
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SHA256
8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8
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SHA512
16cc8fb53e8a23dcca49187c847b90b5fc8a63958d83337a1ce45e30da448935405c456b3390003322d389bea6022d762650cb5083f348df7556dc0e9b8548d6
Malware Config
Extracted
Family
netwire
C2
uploadp2p.publicvm.com:3362
Attributes
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activex_autorun
false
- activex_key
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copy_executable
true
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delete_original
false
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host_id
HostId-%Rand%
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install_path
%AppData%\Install\Hostes.exe
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keylogger_dir
%AppData%\Logs\
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lock_executable
false
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mutex
ViERmjPT
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offline_keylogger
true
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password
Password
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registry_autorun
false
- startup_name
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use_mutex
true
Signatures
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NetWire RAT payload 3 IoCs
resource yara_rule behavioral1/files/0x0007000000012604-56.dat netwire behavioral1/files/0x0007000000012604-57.dat netwire behavioral1/files/0x0007000000012604-58.dat netwire -
Executes dropped EXE 1 IoCs
pid Process 764 Hostes.exe -
Loads dropped DLL 2 IoCs
pid Process 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1212 wrote to memory of 764 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe 27 PID 1212 wrote to memory of 764 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe 27 PID 1212 wrote to memory of 764 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe 27 PID 1212 wrote to memory of 764 1212 8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe"C:\Users\Admin\AppData\Local\Temp\8077ab4eb763f47987ff28098272fc86a364cca3acf5831d0a3aac450dcba1f8.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Roaming\Install\Hostes.exe"C:\Users\Admin\AppData\Roaming\Install\Hostes.exe"2⤵
- Executes dropped EXE
PID:764
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