Analysis
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max time kernel
145s -
max time network
184s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 18:35
Static task
static1
Behavioral task
behavioral1
Sample
436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe
Resource
win10v2004-20221111-en
General
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Target
436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe
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Size
116KB
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MD5
66289673eb69aaea1d0e639cd9bf0eb8
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SHA1
31e5f29beb3cccad6d2ccace553709df1c7c7791
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SHA256
436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d
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SHA512
98883a774e3dea9369bc1c7986498d8ab585c06918073989de87f39281ef3c06f75a305b49c840a6a3a73dff481abdcd48dbb7aaf3de03089f1a442f8c24ea99
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SSDEEP
1536:ZnAADEXD7+kk1MWtKzobMREQjkBrs9M1bTUVqddfdIl0ET/NKTNGI9ME5aC1Uk3:ZHPt/QR1Is21xdd15ETFKRbMZCB
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 1532 netprotocol.exe 1504 netprotocol.exe -
Loads dropped DLL 2 IoCs
pid Process 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Netprotocol = "C:\\Users\\Admin\\AppData\\Roaming\\netprotocol.exe" 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1640 set thread context of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1532 set thread context of 1504 1532 netprotocol.exe 31 -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1640 wrote to memory of 1596 1640 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 28 PID 1596 wrote to memory of 1532 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 29 PID 1596 wrote to memory of 1532 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 29 PID 1596 wrote to memory of 1532 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 29 PID 1596 wrote to memory of 1532 1596 436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe 29 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31 PID 1532 wrote to memory of 1504 1532 netprotocol.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe"C:\Users\Admin\AppData\Local\Temp\436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exeC:\Users\Admin\AppData\Local\Temp\436f8d624e5a4c72d4f85b940b6d9c82e249bf7a666c919c48e987c96f67e12d.exe2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Users\Admin\AppData\Roaming\netprotocol.exeC:\Users\Admin\AppData\Roaming\netprotocol.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Users\Admin\AppData\Roaming\netprotocol.exeC:\Users\Admin\AppData\Roaming\netprotocol.exe4⤵
- Executes dropped EXE
PID:1504
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
116KB
MD5f3d59037bf5c2f804a3f55daddd15ec6
SHA161aac58f9225c82be9f62429104621e60362cd6d
SHA256c074cfc9de3e7dc57ac430ad9011965c83c8bd639c16a49650e35eef60762876
SHA5126137f9b575d4ad56ccff466efab52ecf1ab1e297193fc7b5c63d039d181c44479923d7a58402e32419bd71a873a3b54dcedb565240cb6a01c8cc99256fd44704
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Filesize
116KB
MD5f3d59037bf5c2f804a3f55daddd15ec6
SHA161aac58f9225c82be9f62429104621e60362cd6d
SHA256c074cfc9de3e7dc57ac430ad9011965c83c8bd639c16a49650e35eef60762876
SHA5126137f9b575d4ad56ccff466efab52ecf1ab1e297193fc7b5c63d039d181c44479923d7a58402e32419bd71a873a3b54dcedb565240cb6a01c8cc99256fd44704
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Filesize
116KB
MD5f3d59037bf5c2f804a3f55daddd15ec6
SHA161aac58f9225c82be9f62429104621e60362cd6d
SHA256c074cfc9de3e7dc57ac430ad9011965c83c8bd639c16a49650e35eef60762876
SHA5126137f9b575d4ad56ccff466efab52ecf1ab1e297193fc7b5c63d039d181c44479923d7a58402e32419bd71a873a3b54dcedb565240cb6a01c8cc99256fd44704
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Filesize
116KB
MD5f3d59037bf5c2f804a3f55daddd15ec6
SHA161aac58f9225c82be9f62429104621e60362cd6d
SHA256c074cfc9de3e7dc57ac430ad9011965c83c8bd639c16a49650e35eef60762876
SHA5126137f9b575d4ad56ccff466efab52ecf1ab1e297193fc7b5c63d039d181c44479923d7a58402e32419bd71a873a3b54dcedb565240cb6a01c8cc99256fd44704
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Filesize
116KB
MD5f3d59037bf5c2f804a3f55daddd15ec6
SHA161aac58f9225c82be9f62429104621e60362cd6d
SHA256c074cfc9de3e7dc57ac430ad9011965c83c8bd639c16a49650e35eef60762876
SHA5126137f9b575d4ad56ccff466efab52ecf1ab1e297193fc7b5c63d039d181c44479923d7a58402e32419bd71a873a3b54dcedb565240cb6a01c8cc99256fd44704