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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04/03/2024, 13:52
Static task
static1
Behavioral task
behavioral1
Sample
b249daf0948009ddb53bcd35551d4a93.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b249daf0948009ddb53bcd35551d4a93.exe
Resource
win10v2004-20240226-en
General
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Target
b249daf0948009ddb53bcd35551d4a93.exe
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Size
96KB
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MD5
b249daf0948009ddb53bcd35551d4a93
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SHA1
457255d503f2579acbab5a573d148e9ee5110ffa
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SHA256
40ef6cb2805f3147cebe8c2e7df6017236aa82dc7a43d343e581e120aa3af4d5
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SHA512
4382846583cdb3e7a0d6beb2176f546b6489df3658d50adf5c5814cd2f551d960aab00328143ddde42844a94471e435f0b83fcfb5a144a5666c42caabaec88e6
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SSDEEP
1536:f5N6Eg52M9tyVQO8P8ychcsx7wjj3RJNEo/knRzdnynE7RldNEP8lijOevNIjnZ9:fyE/Melychcs4zR3Ek65RldqvCnz
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b249daf0948009ddb53bcd35551d4a93.exe Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" niewa.exe -
Executes dropped EXE 1 IoCs
pid Process 2632 niewa.exe -
Loads dropped DLL 2 IoCs
pid Process 1420 b249daf0948009ddb53bcd35551d4a93.exe 1420 b249daf0948009ddb53bcd35551d4a93.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /C" b249daf0948009ddb53bcd35551d4a93.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /e" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /C" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /G" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /O" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /a" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /c" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /J" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /R" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /b" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /h" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /T" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /j" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /z" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /W" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /o" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /x" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /V" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /U" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /y" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /p" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /v" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /w" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /n" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /I" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /u" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /X" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /P" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /H" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /A" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /s" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /d" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /r" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /N" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /Y" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /k" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /S" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /t" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /F" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /f" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /m" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /Z" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /K" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /i" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /M" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /q" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /D" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /B" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /l" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /g" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /E" niewa.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\niewa = "C:\\Users\\Admin\\niewa.exe /Q" niewa.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1420 b249daf0948009ddb53bcd35551d4a93.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe 2632 niewa.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1420 b249daf0948009ddb53bcd35551d4a93.exe 2632 niewa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1420 wrote to memory of 2632 1420 b249daf0948009ddb53bcd35551d4a93.exe 28 PID 1420 wrote to memory of 2632 1420 b249daf0948009ddb53bcd35551d4a93.exe 28 PID 1420 wrote to memory of 2632 1420 b249daf0948009ddb53bcd35551d4a93.exe 28 PID 1420 wrote to memory of 2632 1420 b249daf0948009ddb53bcd35551d4a93.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b249daf0948009ddb53bcd35551d4a93.exe"C:\Users\Admin\AppData\Local\Temp\b249daf0948009ddb53bcd35551d4a93.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Users\Admin\niewa.exe"C:\Users\Admin\niewa.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2632
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
96KB
MD5646dbabe513f5e39950e935c70de8a56
SHA16d4ff2a51cc26d0d203aa584e0c930c3bef3509a
SHA25643efab02de15bcf208c6ff1bc77c89530d09ea4d0cf0cb722698fd807c4ced8f
SHA512137e22cf24c20936a521476fa7fe969c95af4c4d86a9a1a6db528ac91062d1a6556ee8312e57cc53c58e5cbf50ce659145304c4523695ee270522c66d5bafb5b