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Analysis
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max time kernel
151s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2022, 18:49
Static task
static1
Behavioral task
behavioral1
Sample
0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe
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Size
104KB
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MD5
14123fdda0f075d0f0d4ef8e6ed9d03b
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SHA1
ee375ce9fcb6a85ab5b2637053cddd903296ba93
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SHA256
0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b
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SHA512
7276d599b10417466a19d1ef75ff9a7de5256bd0a42097f1ac28ce5ee90219aaba7c328aeb4bb22a13f99b2091d2fbb10ff830eb9a53f4523c5776ebde202308
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SSDEEP
1536:XpS6Njj0m+HBc+hFKNIqpOGQvLsTZF6ocdoXjLl0MX:51+FrKNZ3QvLsT0o3mMX
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" fijam.exe -
Executes dropped EXE 1 IoCs
pid Process 396 fijam.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe -
Adds Run key to start application 2 TTPs 19 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /h" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /e" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /b" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /l" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /w" fijam.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /n" 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /j" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /d" fijam.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /q" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /t" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /i" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /m" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /a" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /x" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /f" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /z" fijam.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fijam = "C:\\Users\\Admin\\fijam.exe /g" fijam.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 54 IoCs
pid Process 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe 396 fijam.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 396 fijam.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3540 wrote to memory of 396 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 88 PID 3540 wrote to memory of 396 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 88 PID 3540 wrote to memory of 396 3540 0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.exe"C:\Users\Admin\AppData\Local\Temp\0da5f875936ee03aefd2bc838a196e1aa0b263b2eaee36d0cc408f34b9c0e77b.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:3540 -
C:\Users\Admin\fijam.exe"C:\Users\Admin\fijam.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:396
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
104KB
MD5d8303c6eab0af96802d90cc7a6ef1b97
SHA1c65da26ecfb8b48b86b7019a838388f3e72d6ce4
SHA2560088fc6c985718202cf961303ef7eb5136681554ce7b4642d3fcb0087bb912c7
SHA5129d0761b577e8d316fe49f7b8cca18a9d59d9b7441ced33998b60d0bc8887b58cc359ff27383abb0dabfe9057af0ff3e70b0ee788996ff8288c98505a988a9a4f
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Filesize
104KB
MD5d8303c6eab0af96802d90cc7a6ef1b97
SHA1c65da26ecfb8b48b86b7019a838388f3e72d6ce4
SHA2560088fc6c985718202cf961303ef7eb5136681554ce7b4642d3fcb0087bb912c7
SHA5129d0761b577e8d316fe49f7b8cca18a9d59d9b7441ced33998b60d0bc8887b58cc359ff27383abb0dabfe9057af0ff3e70b0ee788996ff8288c98505a988a9a4f