Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
14/02/2023, 06:08
Behavioral task
behavioral1
Sample
D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe
Resource
win7-20221111-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
14 signatures
150 seconds
General
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Target
D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe
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Size
37KB
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MD5
bf1371071b4e4b17a707360b7ec446b0
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SHA1
9e3307b4e5c7584f393ad45d2b73799b344b4080
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SHA256
d5189f9d42fa4f70f092d4ee353bf8de6e5eb460a4c20c0fdb89484d7eb19445
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SHA512
782dede94a0ff940d357fd359dcdd5a03073b91b77c0faa8aa73626a81f818e67859522503e499d8644cedce8cfde3e46cbf0d0bd4c2701c89b50907ac1ed2ed
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SSDEEP
384:nqqOHsiD7T95hL5YyUvhz/jO446wVjrAF+rMRTyN/0L+EcoinblneHQM3epzXuJ7:e3v5zUvhzLlwprM+rMRa8NuCyat
Score
10/10
Malware Config
Extracted
Family
njrat
Version
im523
Botnet
Читерок
C2
4.tcp.ngrok.io:15925
Mutex
9b078d556ba0d510848ea3853fd9ecb2
Attributes
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reg_key
9b078d556ba0d510848ea3853fd9ecb2
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4760 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9b078d556ba0d510848ea3853fd9ecb2.exe svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9b078d556ba0d510848ea3853fd9ecb2.exe svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2100 svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9b078d556ba0d510848ea3853fd9ecb2 = "\"C:\\Windows\\svchost.exe\" .." svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9b078d556ba0d510848ea3853fd9ecb2 = "\"C:\\Windows\\svchost.exe\" .." svchost.exe -
Drops autorun.inf file 1 TTPs 3 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf svchost.exe File created D:\autorun.inf svchost.exe File created C:\autorun.inf svchost.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\svchost.exe D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe File opened for modification C:\Windows\svchost.exe svchost.exe File created C:\Windows\svchost.exe D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Kills process with taskkill 1 IoCs
pid Process 4816 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe 2100 svchost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2100 svchost.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 2100 svchost.exe Token: SeDebugPrivilege 4816 taskkill.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe Token: 33 2100 svchost.exe Token: SeIncBasePriorityPrivilege 2100 svchost.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4740 wrote to memory of 2100 4740 D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe 81 PID 4740 wrote to memory of 2100 4740 D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe 81 PID 4740 wrote to memory of 2100 4740 D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe 81 PID 2100 wrote to memory of 4760 2100 svchost.exe 82 PID 2100 wrote to memory of 4760 2100 svchost.exe 82 PID 2100 wrote to memory of 4760 2100 svchost.exe 82 PID 2100 wrote to memory of 4816 2100 svchost.exe 84 PID 2100 wrote to memory of 4816 2100 svchost.exe 84 PID 2100 wrote to memory of 4816 2100 svchost.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe"C:\Users\Admin\AppData\Local\Temp\D5189F9D42FA4F70F092D4EE353BF8DE6E5EB460A4C20.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\svchost.exe"C:\Windows\svchost.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Windows\svchost.exe" "svchost.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:4760
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C:\Windows\SysWOW64\taskkill.exetaskkill /F /IM processhacker.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4816
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
37KB
MD5bf1371071b4e4b17a707360b7ec446b0
SHA19e3307b4e5c7584f393ad45d2b73799b344b4080
SHA256d5189f9d42fa4f70f092d4ee353bf8de6e5eb460a4c20c0fdb89484d7eb19445
SHA512782dede94a0ff940d357fd359dcdd5a03073b91b77c0faa8aa73626a81f818e67859522503e499d8644cedce8cfde3e46cbf0d0bd4c2701c89b50907ac1ed2ed
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Filesize
37KB
MD5bf1371071b4e4b17a707360b7ec446b0
SHA19e3307b4e5c7584f393ad45d2b73799b344b4080
SHA256d5189f9d42fa4f70f092d4ee353bf8de6e5eb460a4c20c0fdb89484d7eb19445
SHA512782dede94a0ff940d357fd359dcdd5a03073b91b77c0faa8aa73626a81f818e67859522503e499d8644cedce8cfde3e46cbf0d0bd4c2701c89b50907ac1ed2ed