Analysis
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max time kernel
159s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20220310-en -
submitted
21-03-2022 09:00
Static task
static1
Behavioral task
behavioral1
Sample
c40967960f1817c1458a587cdab9e3a2.exe
Resource
win7-20220311-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
c40967960f1817c1458a587cdab9e3a2.exe
Resource
win10v2004-20220310-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
c40967960f1817c1458a587cdab9e3a2.exe
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Size
189KB
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MD5
c40967960f1817c1458a587cdab9e3a2
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SHA1
0f7fd80ae64aa53afae14571c7ee47a159a33bbc
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SHA256
1d4bf0958c9382e0ab0ee9dc4240fd01aa6c17b045f60a5fbe0a92663ccb875c
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SHA512
8ec11c41deccaa9ba05eee5ed3b3fc017035310347b47fae9ec44534ce83cca5df74d00c520d30b4357066284982753b11ecb527a5ce163896e4c78b6d706562
Score
10/10
Malware Config
Signatures
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VKeylogger
A keylogger first seen in Nov 2020.
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VKeylogger Payload 7 IoCs
resource yara_rule behavioral2/memory/556-135-0x0000000000B70000-0x0000000000B9F000-memory.dmp family_vkeylogger behavioral2/memory/1264-137-0x0000000000400000-0x000000000040F000-memory.dmp family_vkeylogger behavioral2/memory/1264-138-0x0000000000400000-0x000000000040F000-memory.dmp family_vkeylogger behavioral2/memory/2340-141-0x0000000000B70000-0x0000000000B9F000-memory.dmp family_vkeylogger behavioral2/memory/3016-143-0x0000000000400000-0x000000000040F000-memory.dmp family_vkeylogger behavioral2/memory/2392-144-0x0000000000800000-0x000000000080F000-memory.dmp family_vkeylogger behavioral2/memory/2892-145-0x0000000001090000-0x000000000109F000-memory.dmp family_vkeylogger -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicrosoftUpdates = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c40967960f1817c1458a587cdab9e3a2.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ChromeApplication = "C:\\Windows\\system32\\mshta.exe javascript:x=new%20ActiveXObject(\"wscript.shell\");v=x.RegRead(\"HKCU\\\\Software\\\\Microsoft\\\\SMSvcHost\\\\ComponentID\");eval(v);" explorer.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 556 set thread context of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 2340 set thread context of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 1264 set thread context of 2392 1264 c40967960f1817c1458a587cdab9e3a2.exe 88 PID 3016 set thread context of 2892 3016 c40967960f1817c1458a587cdab9e3a2.exe 89 -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 556 c40967960f1817c1458a587cdab9e3a2.exe 556 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe 2340 c40967960f1817c1458a587cdab9e3a2.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 1264 c40967960f1817c1458a587cdab9e3a2.exe 3016 c40967960f1817c1458a587cdab9e3a2.exe 2392 explorer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2392 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2392 explorer.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 1264 556 c40967960f1817c1458a587cdab9e3a2.exe 83 PID 556 wrote to memory of 2340 556 c40967960f1817c1458a587cdab9e3a2.exe 86 PID 556 wrote to memory of 2340 556 c40967960f1817c1458a587cdab9e3a2.exe 86 PID 556 wrote to memory of 2340 556 c40967960f1817c1458a587cdab9e3a2.exe 86 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 2340 wrote to memory of 3016 2340 c40967960f1817c1458a587cdab9e3a2.exe 87 PID 1264 wrote to memory of 2392 1264 c40967960f1817c1458a587cdab9e3a2.exe 88 PID 1264 wrote to memory of 2392 1264 c40967960f1817c1458a587cdab9e3a2.exe 88 PID 1264 wrote to memory of 2392 1264 c40967960f1817c1458a587cdab9e3a2.exe 88 PID 3016 wrote to memory of 2892 3016 c40967960f1817c1458a587cdab9e3a2.exe 89 PID 3016 wrote to memory of 2892 3016 c40967960f1817c1458a587cdab9e3a2.exe 89 PID 3016 wrote to memory of 2892 3016 c40967960f1817c1458a587cdab9e3a2.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Adds Run key to start application
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2392
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C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"C:\Users\Admin\AppData\Local\Temp\c40967960f1817c1458a587cdab9e3a2.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"4⤵PID:2892
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