Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2024, 03:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe
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Size
168KB
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MD5
12e66885bc86070de3948a0ce1212011
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SHA1
edab3ba114289fbf7bc990bce0d7857e164bb4fa
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SHA256
efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6
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SHA512
13e883ba90ba6fa00ce0a81bca1f0972afea2606a113dc5dd94a77371d5bc42d4852ce4c5484ee22d68c996ec3409971a66923991bc5dcb8fdef2e7bd55f5b45
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SSDEEP
1536:HeB5LcmJPqPYzTGRVu+1niPRC7gIeTo8dzQhihZOy+AMnmE7UkAUJZvhICqDojhq:GmiPqPYzTGRVuI7bkzrhT+nmEASq
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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe Set value (int) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" piaef.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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe -
Executes dropped EXE 1 IoCs
pid Process 3504 piaef.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /v" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /i" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /l" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /s" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /a" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /u" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /y" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /f" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /r" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /c" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /o" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /f" efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /m" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /n" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /x" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /h" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /z" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /g" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /q" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /b" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /p" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /w" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /j" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /e" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /k" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /t" piaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\piaef = "C:\\Users\\Admin\\piaef.exe /d" piaef.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language piaef.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe 3504 piaef.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 3504 piaef.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3540 wrote to memory of 3504 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 86 PID 3540 wrote to memory of 3504 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 86 PID 3540 wrote to memory of 3504 3540 efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe"C:\Users\Admin\AppData\Local\Temp\efbe50f15dffaad0459c5ec4fc5538b7335ad48e25f91e0cf905aa58874dc0e6.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Users\Admin\piaef.exe"C:\Users\Admin\piaef.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3504
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
168KB
MD59ad84bee83d2f42b35d3dd0814b8d040
SHA134f98aebb3b5067fa95c4cd493eac3fde6bb4733
SHA2565b5639762de45fa89ba02a3d25d71eda6ce74ec7270b51219125dbe434f29b1d
SHA512b69a89b5ddb0ff7219ee7d5fc4b21cafe30f2c0d6a0b5860f261fb5ddbf4c2fc01556eb90ed9956499d5a37f8a859587fe798ed283052ff59f34e1f4ad3067e4