Analysis
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max time kernel
154s -
max time network
55s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 22:47
Static task
static1
Behavioral task
behavioral1
Sample
b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe
Resource
win10v2004-20220812-en
General
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Target
b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe
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Size
212KB
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MD5
449960739523f5d884fde52d9029111c
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SHA1
0457f549a40053bb54ce8b6b3bbdb2de75b9e4bc
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SHA256
b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb
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SHA512
40dff16eb685ca368c412f5293efee2ff72bbf2d49cc9a78a8ffc0ce51ae2a94eeb7d6a4d16446195eb8f5d0cbd729b4b12b4d7c4fe013d42fc3c273c69af5bf
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SSDEEP
3072:kvCh2UjpESCFd3MiaDN/bG0sCOL5pNk+ZxybSAx:0JFd3MiK/SxCOL5pi
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" b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" teerie.exe -
Executes dropped EXE 1 IoCs
pid Process 2036 teerie.exe -
Loads dropped DLL 2 IoCs
pid Process 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.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\teerie = "C:\\Users\\Admin\\teerie.exe /v" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /m" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /u" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /q" teerie.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /c" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /l" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /k" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /b" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /e" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /a" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /p" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /w" b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /y" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /g" teerie.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /z" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /o" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /h" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /i" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /d" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /n" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /j" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /w" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /f" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /x" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /t" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /s" teerie.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\teerie = "C:\\Users\\Admin\\teerie.exe /r" teerie.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 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe 2036 teerie.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 2036 teerie.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1672 wrote to memory of 2036 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 28 PID 1672 wrote to memory of 2036 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 28 PID 1672 wrote to memory of 2036 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 28 PID 1672 wrote to memory of 2036 1672 b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.exe"C:\Users\Admin\AppData\Local\Temp\b7bb0e57e15031300626ea10185c88d475df5092eeef1aadce32364ab26b31cb.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:1672 -
C:\Users\Admin\teerie.exe"C:\Users\Admin\teerie.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:2036
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
212KB
MD5cc83c66236080ee259a8e4963076c9c6
SHA1d2e95aef72c5985aec8276645452360d5ceec8bd
SHA25630d2cc73ffe23d1b9e7fcdec98162fbafc0b2d6fff3f2ea15586647bda41779b
SHA512b1acc9f53b1b3ba9a4348cadaa7aa515c2690355343b0e3f5d18d487df0bd9f82eef8ddfc2acd627c3d53f83b9fda8deaba382b85c757e50b49961fb058f384c
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Filesize
212KB
MD5cc83c66236080ee259a8e4963076c9c6
SHA1d2e95aef72c5985aec8276645452360d5ceec8bd
SHA25630d2cc73ffe23d1b9e7fcdec98162fbafc0b2d6fff3f2ea15586647bda41779b
SHA512b1acc9f53b1b3ba9a4348cadaa7aa515c2690355343b0e3f5d18d487df0bd9f82eef8ddfc2acd627c3d53f83b9fda8deaba382b85c757e50b49961fb058f384c
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Filesize
212KB
MD5cc83c66236080ee259a8e4963076c9c6
SHA1d2e95aef72c5985aec8276645452360d5ceec8bd
SHA25630d2cc73ffe23d1b9e7fcdec98162fbafc0b2d6fff3f2ea15586647bda41779b
SHA512b1acc9f53b1b3ba9a4348cadaa7aa515c2690355343b0e3f5d18d487df0bd9f82eef8ddfc2acd627c3d53f83b9fda8deaba382b85c757e50b49961fb058f384c
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Filesize
212KB
MD5cc83c66236080ee259a8e4963076c9c6
SHA1d2e95aef72c5985aec8276645452360d5ceec8bd
SHA25630d2cc73ffe23d1b9e7fcdec98162fbafc0b2d6fff3f2ea15586647bda41779b
SHA512b1acc9f53b1b3ba9a4348cadaa7aa515c2690355343b0e3f5d18d487df0bd9f82eef8ddfc2acd627c3d53f83b9fda8deaba382b85c757e50b49961fb058f384c