Analysis
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max time kernel
159s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 16:28
Static task
static1
Behavioral task
behavioral1
Sample
1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe
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Size
232KB
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MD5
03a36bbd3993332fa2c8054efcc8f264
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SHA1
e8f0a7100dd9d2adb83156213deae351513b9811
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SHA256
1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3
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SHA512
fa83b13af13b247865adc3905b2c545a5ef90572b25fe4f7cf599f99501dbbda3a100539e8bcd89047d98dd055e8c4b8e65f7d4d404f99cb86e1420da8980d68
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SSDEEP
6144:jPTEJ0LQ4GoKVjdiOxvUbVcOSWgVxCuq88vvfCZft:jtLQ4GoKVjdiOxvUbVcOSWg9q87ft
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" koiceip.exe -
Executes dropped EXE 1 IoCs
pid Process 5080 koiceip.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /k" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /T" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /q" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /n" koiceip.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /O" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /Y" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /u" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /y" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /M" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /D" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /x" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /e" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /l" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /L" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /f" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /B" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /t" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /U" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /o" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /G" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /a" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /Z" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /S" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /h" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /r" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /C" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /A" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /F" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /m" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /d" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /g" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /R" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /s" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /v" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /b" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /P" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /W" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /N" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /W" 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /E" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /c" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /j" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /X" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /I" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /V" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /K" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /i" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /J" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /p" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /Q" koiceip.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /H" koiceip.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\koiceip = "C:\\Users\\Admin\\koiceip.exe /z" koiceip.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 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe 5080 koiceip.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 5080 koiceip.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2732 wrote to memory of 5080 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 79 PID 2732 wrote to memory of 5080 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 79 PID 2732 wrote to memory of 5080 2732 1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.exe"C:\Users\Admin\AppData\Local\Temp\1b9aac6498a5f5aebdd8a846edc63b296258e16448b22c91d90e2924af3891b3.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:2732 -
C:\Users\Admin\koiceip.exe"C:\Users\Admin\koiceip.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:5080
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
232KB
MD58f4c28d9c05422992194e34853f202bd
SHA1f6205859034bb187a337652d462eb7f6f77dfee8
SHA2566d22f46679bf6d9cf203ac08e5b60ea66305f7f08d9f8fb74d1faad5fbb11ba3
SHA512add364e6386d62f4505979072f27b4b2e7881e4bcbe3d0c374eb9541df6d0cad4e57cab55369b68661badf1bec82f1d815a8a6c374611ac4333b4857e65c487d
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Filesize
232KB
MD58f4c28d9c05422992194e34853f202bd
SHA1f6205859034bb187a337652d462eb7f6f77dfee8
SHA2566d22f46679bf6d9cf203ac08e5b60ea66305f7f08d9f8fb74d1faad5fbb11ba3
SHA512add364e6386d62f4505979072f27b4b2e7881e4bcbe3d0c374eb9541df6d0cad4e57cab55369b68661badf1bec82f1d815a8a6c374611ac4333b4857e65c487d