Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
05-07-2022 17:01
Behavioral task
behavioral1
Sample
17ee154b3d04c53bbdf031a402f397fa.exe
Resource
win7-20220414-en
General
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Target
17ee154b3d04c53bbdf031a402f397fa.exe
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Size
37KB
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MD5
17ee154b3d04c53bbdf031a402f397fa
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SHA1
341464598425770b28dea2e2b12b37d5acdd1a3c
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SHA256
458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4
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SHA512
1e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32
Malware Config
Extracted
njrat
im523
HacKed
6.tcp.eu.ngrok.io:10384
64b35530e341dedfbed98e420e33ffdf
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reg_key
64b35530e341dedfbed98e420e33ffdf
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splitter
|'|'|
Signatures
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suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
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Executes dropped EXE 1 IoCs
Processes:
Microsoft.exepid process 536 Microsoft.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
17ee154b3d04c53bbdf031a402f397fa.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation 17ee154b3d04c53bbdf031a402f397fa.exe -
Drops startup file 2 IoCs
Processes:
Microsoft.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\64b35530e341dedfbed98e420e33ffdf.exe Microsoft.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\64b35530e341dedfbed98e420e33ffdf.exe Microsoft.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Microsoft.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\64b35530e341dedfbed98e420e33ffdf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.exe\" .." Microsoft.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\64b35530e341dedfbed98e420e33ffdf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.exe\" .." Microsoft.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
Microsoft.exepid process 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe 536 Microsoft.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Microsoft.exepid process 536 Microsoft.exe -
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
Microsoft.exedescription pid process Token: SeDebugPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe Token: 33 536 Microsoft.exe Token: SeIncBasePriorityPrivilege 536 Microsoft.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
17ee154b3d04c53bbdf031a402f397fa.exeMicrosoft.exedescription pid process target process PID 4832 wrote to memory of 536 4832 17ee154b3d04c53bbdf031a402f397fa.exe Microsoft.exe PID 4832 wrote to memory of 536 4832 17ee154b3d04c53bbdf031a402f397fa.exe Microsoft.exe PID 4832 wrote to memory of 536 4832 17ee154b3d04c53bbdf031a402f397fa.exe Microsoft.exe PID 536 wrote to memory of 976 536 Microsoft.exe netsh.exe PID 536 wrote to memory of 976 536 Microsoft.exe netsh.exe PID 536 wrote to memory of 976 536 Microsoft.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\17ee154b3d04c53bbdf031a402f397fa.exe"C:\Users\Admin\AppData\Local\Temp\17ee154b3d04c53bbdf031a402f397fa.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Microsoft.exe"C:\Users\Admin\AppData\Local\Temp\Microsoft.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Microsoft.exe" "Microsoft.exe" ENABLE3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\Microsoft.exeFilesize
37KB
MD517ee154b3d04c53bbdf031a402f397fa
SHA1341464598425770b28dea2e2b12b37d5acdd1a3c
SHA256458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4
SHA5121e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32
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C:\Users\Admin\AppData\Local\Temp\Microsoft.exeFilesize
37KB
MD517ee154b3d04c53bbdf031a402f397fa
SHA1341464598425770b28dea2e2b12b37d5acdd1a3c
SHA256458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4
SHA5121e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32
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memory/536-131-0x0000000000000000-mapping.dmp
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memory/536-135-0x0000000074FF0000-0x00000000755A1000-memory.dmpFilesize
5.7MB
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memory/536-137-0x0000000074FF0000-0x00000000755A1000-memory.dmpFilesize
5.7MB
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memory/976-136-0x0000000000000000-mapping.dmp
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memory/4832-130-0x0000000074FF0000-0x00000000755A1000-memory.dmpFilesize
5.7MB
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memory/4832-134-0x0000000074FF0000-0x00000000755A1000-memory.dmpFilesize
5.7MB