Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2022 02:02
Behavioral task
behavioral1
Sample
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe
Resource
win10v2004-20220812-en
General
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Target
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe
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Size
23KB
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MD5
60d4b514cb5ead246d90995e2d0d8c60
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SHA1
8298077e70460b1273db1a17a113aa476015e6e9
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SHA256
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796
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SHA512
73bbf30381bc614f06adc7fd92f473b39809d19da3c336ce5f446cd8eedf189596a97c54509a97a1858e4310da165ddc49eb926742d11a905235c21bd71eb080
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SSDEEP
384:21MKFYuEEhERvoBG16Xuy0MHNw6Tg1Y+75JTFmRvR6JZlbw8hqIusZzZeF:2+W4V6+yDRpcnuB
Malware Config
Extracted
njrat
0.7d
HacKed
alloushketlona99.ddns.net:80
1a3f0c3b0fe6044acb0387f3a28547fb
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reg_key
1a3f0c3b0fe6044acb0387f3a28547fb
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splitter
|'|'|
Signatures
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Executes dropped EXE 1 IoCs
Processes:
server.exepid process 4748 server.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:
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
server.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1a3f0c3b0fe6044acb0387f3a28547fb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1a3f0c3b0fe6044acb0387f3a28547fb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.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 AdjustPrivilegeToken 27 IoCs
Processes:
server.exedescription pid process Token: SeDebugPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe Token: 33 4748 server.exe Token: SeIncBasePriorityPrivilege 4748 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exeserver.exedescription pid process target process PID 3260 wrote to memory of 4748 3260 583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe server.exe PID 3260 wrote to memory of 4748 3260 583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe server.exe PID 3260 wrote to memory of 4748 3260 583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe server.exe PID 4748 wrote to memory of 4804 4748 server.exe netsh.exe PID 4748 wrote to memory of 4804 4748 server.exe netsh.exe PID 4748 wrote to memory of 4804 4748 server.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe"C:\Users\Admin\AppData\Local\Temp\583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3260 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:4804
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
23KB
MD560d4b514cb5ead246d90995e2d0d8c60
SHA18298077e70460b1273db1a17a113aa476015e6e9
SHA256583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796
SHA51273bbf30381bc614f06adc7fd92f473b39809d19da3c336ce5f446cd8eedf189596a97c54509a97a1858e4310da165ddc49eb926742d11a905235c21bd71eb080
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Filesize
23KB
MD560d4b514cb5ead246d90995e2d0d8c60
SHA18298077e70460b1273db1a17a113aa476015e6e9
SHA256583843ccdcc5a370bef5609fce9a3a466cedd7c8da5ad557c15082be774e4796
SHA51273bbf30381bc614f06adc7fd92f473b39809d19da3c336ce5f446cd8eedf189596a97c54509a97a1858e4310da165ddc49eb926742d11a905235c21bd71eb080