Analysis
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max time kernel
42s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 10:01
Static task
static1
Behavioral task
behavioral1
Sample
a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe
Resource
win10v2004-20220812-en
General
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Target
a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe
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Size
144KB
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MD5
fbeadf4dd8bc9286782b48e72f97feb3
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SHA1
1d25dca4042cb37f9f7920951cb6325ee710aa1b
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SHA256
a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb
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SHA512
1d7804501af9e99a8a9b6b19f2a065b4364c28b4a4d0eeb12fd43ec26492af10361a3d6b7c8180cd741927bfa8030557a57b6a49fe9e62537318ba41a7d5984f
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SSDEEP
3072:ebw4UrGS3YBQJfHuA3jMsW47A341MBg/UcJkTH/OhlNS:eVUrj3Y2uUjMR47A3415cglE
Malware Config
Signatures
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Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\amurpm.dll a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe File opened for modification C:\Windows\SysWOW64\userinit.exe a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe File opened for modification C:\Windows\SysWOW64\ntxeed.dll a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1084 set thread context of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27 PID 1084 wrote to memory of 1072 1084 a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe"C:\Users\Admin\AppData\Local\Temp\a5dc6d6fa600841172a38c378615c5c1a4d6600925ea63290d503b151c1846bb.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe2⤵PID:1072
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