Analysis
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max time kernel
120s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2024 20:05
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe
Resource
win7-20240729-en
windows7-x64
13 signatures
120 seconds
Behavioral task
behavioral2
Sample
1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
12 signatures
120 seconds
General
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Target
1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe
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Size
4.2MB
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MD5
1ac6ed017ab1639e71cc7f17cd3e45a0
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SHA1
272bfa70c4c7b6c219fa889f2d0b578cd721178a
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SHA256
1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6
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SHA512
5015a1457f36fe2e278fae11375af7d22fe6bfd219a33b719754b6b0e23aed0369d3500e73445ef4bc1afb4b800b6e815c8e8b30fc77c984f42596fe72249c08
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SSDEEP
49152:SeJfAJGpLSywbqS5zuU18PZ0b0uf73Dlfu5m7Jv5MXS:SeVAJUnBSz718duhpJYS
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe regsvr.exe" 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
Disables Task Manager via registry modification
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Msn Messsenger = "C:\\Windows\\system32\\regsvr.exe" 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\n: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\o: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\u: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\v: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\m: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\e: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\q: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\s: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\x: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\a: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\t: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\w: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\y: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\h: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\g: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\i: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\j: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\k: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\l: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\p: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\r: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\b: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened (read-only) \??\z: 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/544-0-0x0000000000400000-0x00000000004A3000-memory.dmp autoit_exe behavioral2/files/0x00070000000234e2-7.dat autoit_exe -
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\SysWOW64\svchost .exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\SysWOW64\svchost .exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\SysWOW64\setup.ini 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File created C:\Windows\SysWOW64\setting.ini 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\SysWOW64\setting.ini 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\SysWOW64\28463 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File created C:\Windows\SysWOW64\regsvr.exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\SysWOW64\regsvr.exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\regsvr.exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe File opened for modification C:\Windows\regsvr.exe 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.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 5 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 544 wrote to memory of 2624 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 82 PID 544 wrote to memory of 2624 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 82 PID 544 wrote to memory of 2624 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 82 PID 2624 wrote to memory of 3640 2624 cmd.exe 84 PID 2624 wrote to memory of 3640 2624 cmd.exe 84 PID 2624 wrote to memory of 3640 2624 cmd.exe 84 PID 544 wrote to memory of 5040 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 85 PID 544 wrote to memory of 5040 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 85 PID 544 wrote to memory of 5040 544 1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe 85 PID 5040 wrote to memory of 1360 5040 cmd.exe 87 PID 5040 wrote to memory of 1360 5040 cmd.exe 87 PID 5040 wrote to memory of 1360 5040 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe"C:\Users\Admin\AppData\Local\Temp\1fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6N.exe"1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:544 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT /delete /yes2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\at.exeAT /delete /yes3⤵
- System Location Discovery: System Language Discovery
PID:3640
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5040 -
C:\Windows\SysWOW64\at.exeAT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe3⤵
- System Location Discovery: System Language Discovery
PID:1360
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2B
MD5e0aa021e21dddbd6d8cecec71e9cf564
SHA19ce3bd4224c8c1780db56b4125ecf3f24bf748b7
SHA256565339bc4d33d72817b583024112eb7f5cdf3e5eef0252d6ec1b9c9a94e12bb3
SHA512900110c951560eff857b440e89cc29f529416e0e3b3d7f0ad51651bfdbd8025b91768c5ed7db5352d1a5523354ce06ced2c42047e33a3e958a1bba5f742db874
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Filesize
96B
MD59ece103c47335f0cc777f1132b8d522f
SHA163afa171c64f86d99db81723e1335e960e85fa43
SHA25669815d4932ddde240ce6b1353305d2fab58ca402e9c478452c8e37ce8a7b2ac9
SHA512b1ac64c71c6338bf0ab33df938128822da680f20d0552edb2edb808f1c75bafb88467412fc8dc60ed8022a1f0c4f3fcbecb69a320ec871b3a766482f32d6eb05
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Filesize
4.2MB
MD51ac6ed017ab1639e71cc7f17cd3e45a0
SHA1272bfa70c4c7b6c219fa889f2d0b578cd721178a
SHA2561fc2620360ef48e4ffa970406893a2ebf9204ff6ff9a3287166c91ec108340c6
SHA5125015a1457f36fe2e278fae11375af7d22fe6bfd219a33b719754b6b0e23aed0369d3500e73445ef4bc1afb4b800b6e815c8e8b30fc77c984f42596fe72249c08