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Analysis
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max time kernel
206s -
max time network
208s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
07/12/2022, 02:55
Static task
static1
Behavioral task
behavioral1
Sample
291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe
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Size
360KB
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MD5
9b33c7b0f0f82db2a8a5bf788d06f312
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SHA1
e4182c7ab7dde2b295df5b1153a40f2f6cf55355
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SHA256
291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9
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SHA512
d484a57f310e362ebb282519f798ad37001a72bb42ba5e3f1a125c673dff8d07d2a60bed4a103c20289519ebf2e6a06d925071d4d816b6a089733b3edc609c39
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SSDEEP
6144:IOTTAVpf7Z6r4UZN6tj3tj1PQxD4b8/RqIsSp7ibX6Z9+vwT4jw:2VpfNrUZN6tj9sD4b8/EIsSp7ibX6ZEu
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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe Set value (int) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" foiiba.exe -
Executes dropped EXE 1 IoCs
pid Process 4408 foiiba.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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /d" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /p" 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /l" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /o" foiiba.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /i" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /n" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /a" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /w" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /e" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /j" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /p" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /s" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /t" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /g" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /m" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /z" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /b" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /f" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /u" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /y" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /x" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /v" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /k" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /q" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /c" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /h" foiiba.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foiiba = "C:\\Users\\Admin\\foiiba.exe /r" foiiba.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 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe 4408 foiiba.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 4408 foiiba.exe 4408 foiiba.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2468 wrote to memory of 4408 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 88 PID 2468 wrote to memory of 4408 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 88 PID 2468 wrote to memory of 4408 2468 291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.exe"C:\Users\Admin\AppData\Local\Temp\291578f6bdbdf197ba2f1d6c0f1bf946b52ebaf511c07d6b42c5af849f381ff9.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:2468 -
C:\Users\Admin\foiiba.exe"C:\Users\Admin\foiiba.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:4408
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
360KB
MD560feab22c231e65cb0421df95fee8cd8
SHA1923e75de5dab3e8377e914d2611b96d3c8f47155
SHA256c93195bb851c4453b90c5463f59afdd005c9cc7c4cbe517ef29155b69bf2557c
SHA5120976f4b4028bdf41833f61c63add75feb2fe2ea9fca83afec68f848451a25c6a3ceaa60656c90e2b31498ed92235fc36df4b8224734005ac76508afab285e15d
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Filesize
360KB
MD560feab22c231e65cb0421df95fee8cd8
SHA1923e75de5dab3e8377e914d2611b96d3c8f47155
SHA256c93195bb851c4453b90c5463f59afdd005c9cc7c4cbe517ef29155b69bf2557c
SHA5120976f4b4028bdf41833f61c63add75feb2fe2ea9fca83afec68f848451a25c6a3ceaa60656c90e2b31498ed92235fc36df4b8224734005ac76508afab285e15d