Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
09-11-2021 03:32
Behavioral task
behavioral1
Sample
48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe
Resource
win10-en-20211014
General
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Target
48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe
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Size
3.7MB
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MD5
1856b06c2392d0a5e7b73f4e98e3a840
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SHA1
23a8cf21174428413fac5fe98b02035b9a8d6857
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SHA256
48cc6bd83e2933df14dafd0ed0e119215ed134fc57167b768c48202b54d4bb41
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SHA512
a7bab37f2b196263c9790854f84b71171e7fd9541a12d66f3d383c6f526b26dc0cb3df3376085b6d449c20f5338c4100da3efcfcd7d5192bd517a61a2f8f75a8
Malware Config
Extracted
njrat
Njrat 0.7 Golden By Hassan Amiri
DoT@ kg
2.tcp.ngrok.io:19365
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
Windows Update
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reg_key
Windows Update
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splitter
|Hassan|
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:
svchost.exepid process 3652 svchost.exe -
Drops startup file 2 IoCs
Processes:
svchost.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .." svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .." svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: GetForegroundWindowSpam 2 IoCs
Processes:
48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exesvchost.exepid process 3220 48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe 3652 svchost.exe -
Suspicious use of AdjustPrivilegeToken 31 IoCs
Processes:
svchost.exedescription pid process Token: SeDebugPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe Token: 33 3652 svchost.exe Token: SeIncBasePriorityPrivilege 3652 svchost.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exesvchost.exedescription pid process target process PID 3220 wrote to memory of 3652 3220 48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe svchost.exe PID 3220 wrote to memory of 3652 3220 48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe svchost.exe PID 3220 wrote to memory of 3652 3220 48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe svchost.exe PID 3652 wrote to memory of 740 3652 svchost.exe schtasks.exe PID 3652 wrote to memory of 740 3652 svchost.exe schtasks.exe PID 3652 wrote to memory of 740 3652 svchost.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe"C:\Users\Admin\AppData\Local\Temp\48CC6BD83E2933DF14DAFD0ED0E119215ED134FC57167.exe"1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3220 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe3⤵
- Creates scheduled task(s)
PID:740
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\svchost.exeMD5
1856b06c2392d0a5e7b73f4e98e3a840
SHA123a8cf21174428413fac5fe98b02035b9a8d6857
SHA25648cc6bd83e2933df14dafd0ed0e119215ed134fc57167b768c48202b54d4bb41
SHA512a7bab37f2b196263c9790854f84b71171e7fd9541a12d66f3d383c6f526b26dc0cb3df3376085b6d449c20f5338c4100da3efcfcd7d5192bd517a61a2f8f75a8
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C:\Users\Admin\AppData\Roaming\svchost.exeMD5
1856b06c2392d0a5e7b73f4e98e3a840
SHA123a8cf21174428413fac5fe98b02035b9a8d6857
SHA25648cc6bd83e2933df14dafd0ed0e119215ed134fc57167b768c48202b54d4bb41
SHA512a7bab37f2b196263c9790854f84b71171e7fd9541a12d66f3d383c6f526b26dc0cb3df3376085b6d449c20f5338c4100da3efcfcd7d5192bd517a61a2f8f75a8
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memory/740-120-0x0000000000000000-mapping.dmp
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memory/3220-115-0x0000000002500000-0x0000000002501000-memory.dmpFilesize
4KB
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memory/3652-116-0x0000000000000000-mapping.dmp
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memory/3652-119-0x0000000002D01000-0x0000000002D02000-memory.dmpFilesize
4KB