Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 23:54
Static task
static1
Behavioral task
behavioral1
Sample
e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe
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Size
96KB
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MD5
9fc23048470b979fae8e9247fd595f4a
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SHA1
15c928c2f4281ad1dd4a5c99ee264771cc483e97
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SHA256
e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152
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SHA512
0a1f018dbd7c688ee2951d450463413f30b5ee36d42eebc43df200ff93eaf9b81a7acf3e40bc43a57ef4d530943f593c679881d71ce10017c19a3f32f08aa2aa
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SSDEEP
1536:yEQcvEsTCfNEHYkJouJjcXCSuyAn7X3i6Emqfj:rvckJouJjcgwj
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" pooizaw.exe -
Executes dropped EXE 1 IoCs
pid Process 4928 pooizaw.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /j" e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /k" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /y" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /h" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /a" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /d" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /z" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /r" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /o" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /s" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /x" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /v" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /t" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /i" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /e" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /c" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /j" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /f" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /q" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /l" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /b" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /g" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /u" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /n" pooizaw.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /p" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /w" pooizaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pooizaw = "C:\\Users\\Admin\\pooizaw.exe /m" pooizaw.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 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe 4928 pooizaw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 4928 pooizaw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1296 wrote to memory of 4928 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 83 PID 1296 wrote to memory of 4928 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 83 PID 1296 wrote to memory of 4928 1296 e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe"C:\Users\Admin\AppData\Local\Temp\e2b1f03dbf87b40b4cd453f965a78d096efc969bfea43bf3d1f8ee569e864152.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1296 -
C:\Users\Admin\pooizaw.exe"C:\Users\Admin\pooizaw.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:4928
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
96KB
MD5c21eb6dc179691d125d605c08df854f0
SHA1706b270f9fa44029aa188c4f7b44e748306f2aca
SHA2566023f4c63d9410b7c266b8c19d1d295ca5309d3e2879702000ad873edebf82a5
SHA5120d9b3f56d1a057b0b6544e8a4343fd7203f419042140dea5eabc55dfdbc94ca2031bf238367eef6f63e088212fc8a9d4c192bee3f5696b78d0d97e62a4f55ddf
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Filesize
96KB
MD5c21eb6dc179691d125d605c08df854f0
SHA1706b270f9fa44029aa188c4f7b44e748306f2aca
SHA2566023f4c63d9410b7c266b8c19d1d295ca5309d3e2879702000ad873edebf82a5
SHA5120d9b3f56d1a057b0b6544e8a4343fd7203f419042140dea5eabc55dfdbc94ca2031bf238367eef6f63e088212fc8a9d4c192bee3f5696b78d0d97e62a4f55ddf