Analysis
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max time kernel
146s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
18-03-2023 21:11
Static task
static1
Behavioral task
behavioral1
Sample
053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe
Resource
win10v2004-20230220-en
General
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Target
053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe
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Size
1.9MB
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MD5
d82d5fafc8c0f6101377aadd1dd8e876
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SHA1
c904ed33def78b0fe785190898b6378afdccaff0
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SHA256
053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff
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SHA512
347e76f0723dea228c58b3a13a90be669ebaed96bc566a79763f4824d88cb3d9ae1233ffff5c6d9e226b2a1be21383c84b8437970d9cfca85d571d24cc894a30
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SSDEEP
49152:GccJZ06n1qsks0c2kOn5nOiz5gyyKJEmS:GBDIs0NxtTJ
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 4976 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" 053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 30 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2088 wrote to memory of 4976 2088 053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe 88 PID 2088 wrote to memory of 4976 2088 053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe 88 PID 2088 wrote to memory of 4976 2088 053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe"C:\Users\Admin\AppData\Local\Temp\053036a7cd26440014339b3f1bc5daf8b3cd83df57c73eac552df3ca2f78eaff.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:4976
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
824.9MB
MD598c4407a293d0e41618c6b29d205cc41
SHA1f70ee92c1eda21d6a27ef75d38a6dba426a83be9
SHA2560565120c397bf15b89436d9c6ad49f6b159f8334ff4d117a119c903fc2b6a7a9
SHA512060cbd54ee18eeaba0a92962c6506cfe56e87fa266ba07dd5543c0f441f8c3a23b8095f667d2930d64ae6fa42f3be2572bbcecee7f30111ff07de9e4a36910e4
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Filesize
824.9MB
MD598c4407a293d0e41618c6b29d205cc41
SHA1f70ee92c1eda21d6a27ef75d38a6dba426a83be9
SHA2560565120c397bf15b89436d9c6ad49f6b159f8334ff4d117a119c903fc2b6a7a9
SHA512060cbd54ee18eeaba0a92962c6506cfe56e87fa266ba07dd5543c0f441f8c3a23b8095f667d2930d64ae6fa42f3be2572bbcecee7f30111ff07de9e4a36910e4