Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2022, 16:57
Static task
static1
Behavioral task
behavioral1
Sample
f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe
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Size
156KB
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MD5
11a79b8eaa38227652f85db79cf784f1
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SHA1
020d05a0341b35d0d87628ce567fdba915177468
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SHA256
f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df
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SHA512
f22b2f5f305ae4e23ee1a61d7807edfb78e80803b30c2c05c7cec19dab0143cc8644b752b84337a5826c97a90a4ac90dce19bbbe1328fd08346b729c78424564
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SSDEEP
3072:OvdtlFtmpTTW1m66Xf6X7G91F7JNZETzN7eU3:OvdtlulWA66Xf6X7G91Ft/k5
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" f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kuuegib.exe -
Executes dropped EXE 2 IoCs
pid Process 4972 kuuegib.exe 816 kuuegib.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 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /c" f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /l" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /m" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /y" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /g" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /p" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /q" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /v" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /x" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /h" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /a" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /e" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /f" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /k" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /n" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /z" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /b" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /i" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /t" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /j" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /c" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /r" kuuegib.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /w" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /s" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /u" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /o" kuuegib.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kuuegib = "C:\\Users\\Admin\\kuuegib.exe /d" kuuegib.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum kuuegib.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 kuuegib.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf kuuegib.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4528 set thread context of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4972 set thread context of 816 4972 kuuegib.exe 83 -
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 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe 816 kuuegib.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 4972 kuuegib.exe 816 kuuegib.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4528 wrote to memory of 4520 4528 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 81 PID 4520 wrote to memory of 4972 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 82 PID 4520 wrote to memory of 4972 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 82 PID 4520 wrote to memory of 4972 4520 f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe 82 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83 PID 4972 wrote to memory of 816 4972 kuuegib.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe"C:\Users\Admin\AppData\Local\Temp\f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4528 -
C:\Users\Admin\AppData\Local\Temp\f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4520 -
C:\Users\Admin\kuuegib.exe"C:\Users\Admin\kuuegib.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Users\Admin\kuuegib.exe714⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:816
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD511a79b8eaa38227652f85db79cf784f1
SHA1020d05a0341b35d0d87628ce567fdba915177468
SHA256f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df
SHA512f22b2f5f305ae4e23ee1a61d7807edfb78e80803b30c2c05c7cec19dab0143cc8644b752b84337a5826c97a90a4ac90dce19bbbe1328fd08346b729c78424564
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Filesize
156KB
MD511a79b8eaa38227652f85db79cf784f1
SHA1020d05a0341b35d0d87628ce567fdba915177468
SHA256f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df
SHA512f22b2f5f305ae4e23ee1a61d7807edfb78e80803b30c2c05c7cec19dab0143cc8644b752b84337a5826c97a90a4ac90dce19bbbe1328fd08346b729c78424564
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Filesize
156KB
MD511a79b8eaa38227652f85db79cf784f1
SHA1020d05a0341b35d0d87628ce567fdba915177468
SHA256f0a64a0eef2132feabbd46ec78ee14b7a2e6814964bd8508ebc3cda530ed23df
SHA512f22b2f5f305ae4e23ee1a61d7807edfb78e80803b30c2c05c7cec19dab0143cc8644b752b84337a5826c97a90a4ac90dce19bbbe1328fd08346b729c78424564