Analysis
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max time kernel
149s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
06-03-2024 15:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b7ca9b2989cf62862499a3f150b1971f.exe
Resource
win7-20240220-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7ca9b2989cf62862499a3f150b1971f.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b7ca9b2989cf62862499a3f150b1971f.exe
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Size
172KB
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MD5
b7ca9b2989cf62862499a3f150b1971f
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SHA1
00d7f74dd546afc1f9de33067f6d62154a9ab3a6
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SHA256
75f8f2ba30b736d4f971cca1d2f2efcd69489f8f31a786f2fba61781e49ae22b
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SHA512
914fb86bb41571108938ce2adb1ef428c4c59353bae48820cbdc1d0dc1747848bc03ae2127b971b7914fece7eff145f0d1081ffc08c27320327dd07aa4b3fd28
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SSDEEP
3072:tLBNUGAEbN01MiK/fObT/bGikHk6xI66XwiY+ZAcj5AHZdWUViBuAZdn:lUGAEbNsK/fObT/bGikE6xI1XwiY+ZA4
Score
10/10
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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b7ca9b2989cf62862499a3f150b1971f.exe Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xeikoi.exe -
Executes dropped EXE 1 IoCs
pid Process 2740 xeikoi.exe -
Loads dropped DLL 2 IoCs
pid Process 2860 b7ca9b2989cf62862499a3f150b1971f.exe 2860 b7ca9b2989cf62862499a3f150b1971f.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /Y" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /L" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /h" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /b" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /G" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /z" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /C" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /X" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /Z" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /y" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /B" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /K" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /R" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /M" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /P" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /D" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /H" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /f" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /t" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /s" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /U" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /g" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /W" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /x" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /r" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /J" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /q" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /o" b7ca9b2989cf62862499a3f150b1971f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /n" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /d" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /j" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /O" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /a" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /p" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /E" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /I" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /c" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /N" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /A" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /v" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /Q" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /S" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /e" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /o" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /V" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /m" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /T" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /k" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /w" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /l" xeikoi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeikoi = "C:\\Users\\Admin\\xeikoi.exe /u" xeikoi.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 2860 b7ca9b2989cf62862499a3f150b1971f.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe 2740 xeikoi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2860 b7ca9b2989cf62862499a3f150b1971f.exe 2740 xeikoi.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2860 wrote to memory of 2740 2860 b7ca9b2989cf62862499a3f150b1971f.exe 28 PID 2860 wrote to memory of 2740 2860 b7ca9b2989cf62862499a3f150b1971f.exe 28 PID 2860 wrote to memory of 2740 2860 b7ca9b2989cf62862499a3f150b1971f.exe 28 PID 2860 wrote to memory of 2740 2860 b7ca9b2989cf62862499a3f150b1971f.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b7ca9b2989cf62862499a3f150b1971f.exe"C:\Users\Admin\AppData\Local\Temp\b7ca9b2989cf62862499a3f150b1971f.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:2860 -
C:\Users\Admin\xeikoi.exe"C:\Users\Admin\xeikoi.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:2740
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
172KB
MD560f03e93190e02c85fcdee84b7f2e499
SHA11331e30216eb632d5ddb403c7a05155e02361c04
SHA2569b98367bd721dccc1dbe04802ad748f5a4b86ac1e39f5d08f30ec36f17d7f65a
SHA512e1d316bd8fb793f1c0e90eccc1e34c98acee86dd3a1447a47f44457e0b6ba3ab46a5c6c86f56f42a81f3dcf549240cfacfe09ee9084082e052cf54d66e67acf0