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Analysis
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max time kernel
151s -
max time network
81s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/10/2022, 07:17
Static task
static1
Behavioral task
behavioral1
Sample
574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe
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Size
196KB
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MD5
6d23ce239b3d605c4ffcb2ed0b16e470
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SHA1
03502d1e23f61e47dfcc2654f8c16fbdd1a0614b
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SHA256
574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480
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SHA512
e24811eb1d51af3f490f9496f30613d2308e79aec57a49cc6e310ae1bc693af0ab4bdbb75b00a32a410083df004c0735405def549595474b34551a479f1dcc4b
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SSDEEP
6144:u3aeGHT3U6Pr7FXlbWc3PuV/rvGXUf39GZjJ21OhCJiviq2YWDppQ7fI:u3SPr7FXlbWc3PuV/r+XUf39GZjJ21Oc
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tekek.exe -
Executes dropped EXE 1 IoCs
pid Process 276 tekek.exe -
Loads dropped DLL 2 IoCs
pid Process 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe -
Adds Run key to start application 2 TTPs 50 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /Y" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /s" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /d" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /S" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /Z" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /F" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /v" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /g" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /c" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /p" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /R" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /E" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /m" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /W" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /P" tekek.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /p" 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /o" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /V" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /b" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /A" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /h" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /Q" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /y" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /j" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /X" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /i" tekek.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /t" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /u" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /C" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /w" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /O" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /k" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /D" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /H" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /e" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /z" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /f" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /x" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /q" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /I" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /T" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /l" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /G" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /N" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /n" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /L" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /M" tekek.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\tekek = "C:\\Users\\Admin\\tekek.exe /U" tekek.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 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe 276 tekek.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 276 tekek.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1492 wrote to memory of 276 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 27 PID 1492 wrote to memory of 276 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 27 PID 1492 wrote to memory of 276 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 27 PID 1492 wrote to memory of 276 1492 574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.exe"C:\Users\Admin\AppData\Local\Temp\574b8d304c55ed31b38da483a9fd81e72deeb5aee369cc71b7eb854592d9e480.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:1492 -
C:\Users\Admin\tekek.exe"C:\Users\Admin\tekek.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:276
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
196KB
MD54d1676b8124ef0e57334a56fa5615bc6
SHA131f23d0f3c6874b656f7e32831ea8673961ba0d5
SHA2566414a57b222eea60211335ab7a4dcd604ccafcbf52bf108972fa6ac5b84e5f91
SHA512d55c0893c8fa4bf41f59e0797a9d9739c20c4a9e8d532fcaacae47eaeb8f7442e533c250157539acb7f48d78b10c53b9925341878000ed3de6e7147f63993a67
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Filesize
196KB
MD54d1676b8124ef0e57334a56fa5615bc6
SHA131f23d0f3c6874b656f7e32831ea8673961ba0d5
SHA2566414a57b222eea60211335ab7a4dcd604ccafcbf52bf108972fa6ac5b84e5f91
SHA512d55c0893c8fa4bf41f59e0797a9d9739c20c4a9e8d532fcaacae47eaeb8f7442e533c250157539acb7f48d78b10c53b9925341878000ed3de6e7147f63993a67
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Filesize
196KB
MD54d1676b8124ef0e57334a56fa5615bc6
SHA131f23d0f3c6874b656f7e32831ea8673961ba0d5
SHA2566414a57b222eea60211335ab7a4dcd604ccafcbf52bf108972fa6ac5b84e5f91
SHA512d55c0893c8fa4bf41f59e0797a9d9739c20c4a9e8d532fcaacae47eaeb8f7442e533c250157539acb7f48d78b10c53b9925341878000ed3de6e7147f63993a67
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Filesize
196KB
MD54d1676b8124ef0e57334a56fa5615bc6
SHA131f23d0f3c6874b656f7e32831ea8673961ba0d5
SHA2566414a57b222eea60211335ab7a4dcd604ccafcbf52bf108972fa6ac5b84e5f91
SHA512d55c0893c8fa4bf41f59e0797a9d9739c20c4a9e8d532fcaacae47eaeb8f7442e533c250157539acb7f48d78b10c53b9925341878000ed3de6e7147f63993a67