Analysis
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max time kernel
146s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
17-03-2023 10:47
Static task
static1
Behavioral task
behavioral1
Sample
83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe
Resource
win10v2004-20230220-en
General
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Target
83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe
-
Size
1.9MB
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MD5
27c3e0708804985d4f0758f873509805
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SHA1
926ae820a61da9a6241ea94299edfcac963bcf78
-
SHA256
83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d
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SHA512
bfca20c53257b54cbd8939bfa3023f3db10e796db0db5a3d445638d3ed73bf79d4510017f2e99470091fb20c615a82ee1d22962770ab053b94947f435aa69966
-
SSDEEP
49152:RQ7IJR3VJ9Ln5CI3o4U9ekXJkGB0qj5Bl+w:RZJR3VJ9VCAce45BD
Malware Config
Extracted
laplas
http://45.159.189.105
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api_key
9ee0ef01cd0f0468c997745b63f39799e510412a4bb4e6ff8efcf6f8ac926172
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2824 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 20 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1388 wrote to memory of 2824 1388 83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe 84 PID 1388 wrote to memory of 2824 1388 83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe 84 PID 1388 wrote to memory of 2824 1388 83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe"C:\Users\Admin\AppData\Local\Temp\83224bbf17e2eaad3e40aa076696d35daef0a126d7c7c8125920ff457b4de93d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:2824
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
722.9MB
MD522d7e20272a4bd7329f331cf2cc28e50
SHA14d142291aa056e7c07aef4d332e1d8b4de44724c
SHA256ef62c934922294c35f87ee23fb58c44723380ac11b5ba58457de387a5707737c
SHA5126e06e43c62e9fe95eaa373e4601dc2f034071bf3245e225cfbdc1439e500bb1314296bcd6686a5a0b57a64697a221036f19bb121f3cfe09ca8b2514d66a87cc9
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Filesize
722.9MB
MD522d7e20272a4bd7329f331cf2cc28e50
SHA14d142291aa056e7c07aef4d332e1d8b4de44724c
SHA256ef62c934922294c35f87ee23fb58c44723380ac11b5ba58457de387a5707737c
SHA5126e06e43c62e9fe95eaa373e4601dc2f034071bf3245e225cfbdc1439e500bb1314296bcd6686a5a0b57a64697a221036f19bb121f3cfe09ca8b2514d66a87cc9