Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21-03-2023 13:57
Static task
static1
Behavioral task
behavioral1
Sample
727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe
Resource
win10v2004-20230220-en
General
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Target
727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe
-
Size
1.9MB
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MD5
9e02c05696e63e53f6f7a8fc7bf9e5ca
-
SHA1
83d17724e64973eb938926e8ccce0fa4911fafb8
-
SHA256
727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210
-
SHA512
767596c377a656b326bf922cb2fdb96d675590b4974c654fc5b501924b035638d07124224fcdba00a4f7671917918abb216a4d8c5e2bc566a1578c21bc694bb0
-
SSDEEP
49152:Y+71etUQLLzlGXS4V+B4lVa9X7j/sLXKT4NJfhO3:Y+71etUQLflGXSBsL6sNJfhI
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Executes dropped EXE 1 IoCs
pid Process 380 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 32 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 412 wrote to memory of 380 412 727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe 84 PID 412 wrote to memory of 380 412 727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe 84 PID 412 wrote to memory of 380 412 727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe"C:\Users\Admin\AppData\Local\Temp\727ab7ab3fbcea9b9ace8552393f06ca837c9b1905772de1be3a263149f55210.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:412 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:380
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
704.9MB
MD5fab13ab757e8a9dfefd7c889dae4be98
SHA1003842ff9b12a15a0761427292d876e64dc4052e
SHA256f37887c2478cecf117f677938a39c6b3e47dab239c174253c20e62ea74a63ad6
SHA51293c8102ad96cc918ba908a0148ab850b68139a25587bb9297c3badc38e4625bb4ce106fc53914584a66c8b737a5473359dd0cc34703e92eaa5397ab5288678e4
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Filesize
704.9MB
MD5fab13ab757e8a9dfefd7c889dae4be98
SHA1003842ff9b12a15a0761427292d876e64dc4052e
SHA256f37887c2478cecf117f677938a39c6b3e47dab239c174253c20e62ea74a63ad6
SHA51293c8102ad96cc918ba908a0148ab850b68139a25587bb9297c3badc38e4625bb4ce106fc53914584a66c8b737a5473359dd0cc34703e92eaa5397ab5288678e4