Analysis
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max time kernel
153s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 13:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3803ca534dd82d3e1fa66c9dea52c1d2.exe
Resource
win7-20231129-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3803ca534dd82d3e1fa66c9dea52c1d2.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
3803ca534dd82d3e1fa66c9dea52c1d2.exe
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Size
228KB
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MD5
3803ca534dd82d3e1fa66c9dea52c1d2
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SHA1
3b1dce04de152972740d85b127c88ccbc06fbc05
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SHA256
17b11a5aa8fe2dac60da8cd3f3bc5d117e9f575cb32a482623ea27906fecdf4b
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SHA512
973ab323e705875cd03f5216dd5c2244a267b4a8dcbf83bd113555c8f03241f077f0fd4b31d0e072ac5825f39b4d120d9729eb3853fb1e8bebb0e315543ce84a
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SSDEEP
6144:ecu5aUoJvgP0+s/wWr8foO4bAdP0EAlXmbD3low:eca5odgP0+s/wWr8foO4bAdP0EAGow
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 3803ca534dd82d3e1fa66c9dea52c1d2.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bbkiex.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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation 3803ca534dd82d3e1fa66c9dea52c1d2.exe -
Executes dropped EXE 1 IoCs
pid Process 1308 bbkiex.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /v" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /e" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /Y" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /r" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /B" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /A" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /Z" 3803ca534dd82d3e1fa66c9dea52c1d2.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /I" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /G" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /Q" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /K" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /j" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /H" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /T" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /S" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /J" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /F" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /u" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /p" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /X" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /V" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /t" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /Z" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /N" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /C" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /O" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /q" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /R" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /M" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /m" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /b" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /o" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /P" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /s" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /D" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /n" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /d" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /y" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /h" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /U" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /g" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /z" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /w" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /k" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /a" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /c" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /E" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /i" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /f" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /W" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /l" bbkiex.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbkiex = "C:\\Users\\Admin\\bbkiex.exe /x" bbkiex.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe 1308 bbkiex.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 1308 bbkiex.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 944 wrote to memory of 1308 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 90 PID 944 wrote to memory of 1308 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 90 PID 944 wrote to memory of 1308 944 3803ca534dd82d3e1fa66c9dea52c1d2.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\3803ca534dd82d3e1fa66c9dea52c1d2.exe"C:\Users\Admin\AppData\Local\Temp\3803ca534dd82d3e1fa66c9dea52c1d2.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:944 -
C:\Users\Admin\bbkiex.exe"C:\Users\Admin\bbkiex.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:1308
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
228KB
MD57c6248bfe8ed141fdeb929f221ab20a5
SHA103895acdc60b395a3d41c7a9dac605d62fe8ce2c
SHA256505eba68e202fa026d9d7216ed7ea4c4215e58aeb6cf272f5f062b84fce16fe9
SHA5128ffe3cdac7391256e234eed6a6db2f89796f249f56df9e7e9c99869cf90d2c6b3a5938024dc192d2ec624f2bff70d8e8084dd47cc16baaa2433ebfac01e46541