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Analysis
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max time kernel
152s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 23:49
Static task
static1
Behavioral task
behavioral1
Sample
2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe
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Size
264KB
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MD5
fe731c79b7e8c7aa78295389bf6388f9
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SHA1
588f8cfb72604bce9dc73a0ed8db91fbffe7d042
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SHA256
2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf
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SHA512
a240fb4a44c8ec8eb43b0d3ae7df259a6e21aef0076683e4f8994fe52259b626ce74c682377566430fccd1d4b5304fc30d752f6a13691dfb07adf10dfdc22c93
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SSDEEP
3072:Gv3KfbT7o0CX1xZnMIYS3EQqG+vfK5SbwyMtvb0vOkuCE/H/MZpOSKemKmD:/Wnk+qG+vfK5Gwy+Yvwfa25D
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jeenau.exe -
Executes dropped EXE 1 IoCs
pid Process 1912 jeenau.exe -
Loads dropped DLL 2 IoCs
pid Process 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /q" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /v" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /t" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /j" 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /n" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /o" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /u" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /h" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /a" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /c" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /g" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /f" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /b" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /r" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /d" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /p" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /x" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /y" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /i" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /s" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /m" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /l" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /j" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /k" jeenau.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /e" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /z" jeenau.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jeenau = "C:\\Users\\Admin\\jeenau.exe /w" jeenau.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe 1912 jeenau.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 1912 jeenau.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1932 wrote to memory of 1912 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 27 PID 1932 wrote to memory of 1912 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 27 PID 1932 wrote to memory of 1912 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 27 PID 1932 wrote to memory of 1912 1932 2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.exe"C:\Users\Admin\AppData\Local\Temp\2398a99d8766354950191ce026b6f8033c76b13492b6d60918ac877a52db37bf.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:1932 -
C:\Users\Admin\jeenau.exe"C:\Users\Admin\jeenau.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:1912
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
264KB
MD5e01607303ecb8723039c213e2abf57a6
SHA17b588e6bb926017ff831f0fb9a633ef86762f2c8
SHA2561a3d319bc761b8444d367b2035e61a7db2338889833d4e321cfd2ab52bbc007f
SHA512ff715ba11561040f1646fefc73df57e619a7846c1a2aca95315f789ff3ba6946756c51a47cf6d5e282ec1d3f7f33507a5247dfed8b28f53fb74f495e9257cd38
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Filesize
264KB
MD5e01607303ecb8723039c213e2abf57a6
SHA17b588e6bb926017ff831f0fb9a633ef86762f2c8
SHA2561a3d319bc761b8444d367b2035e61a7db2338889833d4e321cfd2ab52bbc007f
SHA512ff715ba11561040f1646fefc73df57e619a7846c1a2aca95315f789ff3ba6946756c51a47cf6d5e282ec1d3f7f33507a5247dfed8b28f53fb74f495e9257cd38
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Filesize
264KB
MD5e01607303ecb8723039c213e2abf57a6
SHA17b588e6bb926017ff831f0fb9a633ef86762f2c8
SHA2561a3d319bc761b8444d367b2035e61a7db2338889833d4e321cfd2ab52bbc007f
SHA512ff715ba11561040f1646fefc73df57e619a7846c1a2aca95315f789ff3ba6946756c51a47cf6d5e282ec1d3f7f33507a5247dfed8b28f53fb74f495e9257cd38
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Filesize
264KB
MD5e01607303ecb8723039c213e2abf57a6
SHA17b588e6bb926017ff831f0fb9a633ef86762f2c8
SHA2561a3d319bc761b8444d367b2035e61a7db2338889833d4e321cfd2ab52bbc007f
SHA512ff715ba11561040f1646fefc73df57e619a7846c1a2aca95315f789ff3ba6946756c51a47cf6d5e282ec1d3f7f33507a5247dfed8b28f53fb74f495e9257cd38