Analysis
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max time kernel
149s -
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
21-03-2023 22:07
Static task
static1
Behavioral task
behavioral1
Sample
483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe
Resource
win10v2004-20230220-en
General
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Target
483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe
-
Size
1.8MB
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MD5
f465d008c8ac27c3946376b5a5a9f5f9
-
SHA1
614b5376bfb761e2177af0b5c097081d31689883
-
SHA256
483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d
-
SHA512
beaca0330c79e27a2eae1770cf448e4e021d0aab6f918bc97e848d1ced85cd7d2fab00841abc65dc53ebb973a21b2efdaa1d94d6a7a01428ceb0456ebcb1f79e
-
SSDEEP
49152:W7WhJ7cYDtLPUx4Pz6zqhxldCkVjBVn9:WkN7xIq+zqh7wkrVn
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 4228 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" 483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 27 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2136 wrote to memory of 4228 2136 483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe 89 PID 2136 wrote to memory of 4228 2136 483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe 89 PID 2136 wrote to memory of 4228 2136 483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe"C:\Users\Admin\AppData\Local\Temp\483fde1fba538fd23eff241ac85960f2710850c8bcb7bde0024e298d065fc01d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:4228
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
708.8MB
MD55025856ca640dfc2d899ca0fb6baba51
SHA1329d3d4a5f702bd6f25050036f56ed4b85c90394
SHA2563d29bb908090c759ae303ef9f1cb66eb4220c202e05a8382bbbde19ac49594b9
SHA512912e178b1d4d7109bbc8a4d5fa50a44fbda788263d54cc92b759020ad22ca2a67fe6ce9d95e67bae0e2025a36d3c3cb4075c77194a6d622c30e418a2d3b90b63
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Filesize
708.8MB
MD55025856ca640dfc2d899ca0fb6baba51
SHA1329d3d4a5f702bd6f25050036f56ed4b85c90394
SHA2563d29bb908090c759ae303ef9f1cb66eb4220c202e05a8382bbbde19ac49594b9
SHA512912e178b1d4d7109bbc8a4d5fa50a44fbda788263d54cc92b759020ad22ca2a67fe6ce9d95e67bae0e2025a36d3c3cb4075c77194a6d622c30e418a2d3b90b63