Analysis
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max time kernel
152s -
max time network
69s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 01:43
Static task
static1
Behavioral task
behavioral1
Sample
24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe
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Size
300KB
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MD5
575b86853af61d09cd600bb421875720
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SHA1
b4cf2f0e9df4159accf9e6a49b456591c384cb25
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SHA256
24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6
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SHA512
2cc56a92c2ac71ce5ec941da934bdcc5b94f5cdbe3ac06cebd137fdac750930d39b4f2ea30c49ebb5e72d72b9f1f8424eccf36cc43a961720f3e049b3e663fa2
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SSDEEP
6144:X5dCMeavuzakX681UbgwDO7zRdmM57M186AFG9:XvBvuzzE9
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" 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" feixeb.exe -
Executes dropped EXE 1 IoCs
pid Process 944 feixeb.exe -
Loads dropped DLL 2 IoCs
pid Process 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.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\feixeb = "C:\\Users\\Admin\\feixeb.exe /x" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /s" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /r" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /t" feixeb.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /g" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /d" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /i" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /k" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /n" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /m" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /l" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /z" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /j" 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /f" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /j" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /e" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /v" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /h" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /p" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /y" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /w" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /u" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /o" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /c" feixeb.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /b" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /a" feixeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feixeb = "C:\\Users\\Admin\\feixeb.exe /q" feixeb.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 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe 944 feixeb.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 944 feixeb.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1644 wrote to memory of 944 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 28 PID 1644 wrote to memory of 944 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 28 PID 1644 wrote to memory of 944 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 28 PID 1644 wrote to memory of 944 1644 24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.exe"C:\Users\Admin\AppData\Local\Temp\24c2b36727952a6b867323aacf775479b95cd659c8786d96bdc4cf75119f70c6.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:1644 -
C:\Users\Admin\feixeb.exe"C:\Users\Admin\feixeb.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:944
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
300KB
MD592d5b1625a6bb45df631b3e442f96c38
SHA1ac23aee383e9df8cad69ff1b975f81d31cbf9c4a
SHA2564cf700642e81a65cf28533c27726b16e42d6885b487bfd62ac65701161786233
SHA512851780ed0ed23944cfc785d031348f3a8ee133e2b207229a0fa4b142c00cbf0e3a53b59fc484cd1e4fddb765f3d25475db1584d557b77111a8b75d9c67ca9577
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Filesize
300KB
MD592d5b1625a6bb45df631b3e442f96c38
SHA1ac23aee383e9df8cad69ff1b975f81d31cbf9c4a
SHA2564cf700642e81a65cf28533c27726b16e42d6885b487bfd62ac65701161786233
SHA512851780ed0ed23944cfc785d031348f3a8ee133e2b207229a0fa4b142c00cbf0e3a53b59fc484cd1e4fddb765f3d25475db1584d557b77111a8b75d9c67ca9577
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Filesize
300KB
MD592d5b1625a6bb45df631b3e442f96c38
SHA1ac23aee383e9df8cad69ff1b975f81d31cbf9c4a
SHA2564cf700642e81a65cf28533c27726b16e42d6885b487bfd62ac65701161786233
SHA512851780ed0ed23944cfc785d031348f3a8ee133e2b207229a0fa4b142c00cbf0e3a53b59fc484cd1e4fddb765f3d25475db1584d557b77111a8b75d9c67ca9577
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Filesize
300KB
MD592d5b1625a6bb45df631b3e442f96c38
SHA1ac23aee383e9df8cad69ff1b975f81d31cbf9c4a
SHA2564cf700642e81a65cf28533c27726b16e42d6885b487bfd62ac65701161786233
SHA512851780ed0ed23944cfc785d031348f3a8ee133e2b207229a0fa4b142c00cbf0e3a53b59fc484cd1e4fddb765f3d25475db1584d557b77111a8b75d9c67ca9577