Analysis
-
max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
09/04/2024, 19:05
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe
Resource
win7-20240220-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe
-
Size
96KB
-
MD5
11d902278360c15269a9e624ee2ae2c7
-
SHA1
f012e230dae8c39c673c0bbff46a2d0a132c51b5
-
SHA256
29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7
-
SHA512
083f45497509ebb38d14ddab2e7cb86af0d2db972d02dcb5cdc613756edebba21578611f4e8962a72b66bea8af00fef764de0bdcf0d395bf01c2f8362cf47048
-
SSDEEP
1536:79l4g4NnWWrL7Qe25xjlU47I0my3i6EZ0:n4oWC5xjlr7IL0
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" koaih.exe -
Executes dropped EXE 1 IoCs
pid Process 2988 koaih.exe -
Loads dropped DLL 2 IoCs
pid Process 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /i" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /p" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /v" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /h" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /m" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /x" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /r" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /o" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /q" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /z" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /l" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /b" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /y" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /g" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /f" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /e" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /a" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /c" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /n" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /j" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /s" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /l" 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /u" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /w" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /d" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /k" koaih.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\koaih = "C:\\Users\\Admin\\koaih.exe /t" koaih.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe 2988 koaih.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 2988 koaih.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3040 wrote to memory of 2988 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 28 PID 3040 wrote to memory of 2988 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 28 PID 3040 wrote to memory of 2988 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 28 PID 3040 wrote to memory of 2988 3040 29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.exe"C:\Users\Admin\AppData\Local\Temp\29d9f1fbbb3cfdf1a8ac54c0c650e393c56efd6f8daa9f52256f6ebf2a33e1a7.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:3040 -
C:\Users\Admin\koaih.exe"C:\Users\Admin\koaih.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:2988
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
96KB
MD5a20ddf30a2110add0600097bb2593770
SHA116253b34c04113956232afc578b3ce4c0e05da34
SHA2565c4d61e5b4ca4e018fe71b1056a924e820bc0e789bae3f25da3473707ee838a2
SHA512ee8248ce2c5de44b217ab644e2166621c60ce6ad511c53ea50b0e3e9f3b81ffcaf5da02c35574082ee2ca702c5c41a5153e34e611539b7fecd66848f7dd1128c