Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-01-2025 02:34
Behavioral task
behavioral1
Sample
56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe
Resource
win7-20241010-en
windows7-x64
Behavioral task
behavioral2
Sample
56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
General
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Target
56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe
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Size
93KB
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MD5
e9987ac76debe4d7c754f30cec95d618
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SHA1
7678e6011456d26f579c7dcdd238ff651cfa4edd
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SHA256
56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1
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SHA512
919003b30226a8cc81540f652ae51301641325516a5d9bbba140b293b3b97141fbd9274a2f1e942b75e618f57d6e02799e488b36f2cdcbc35f48cc9cc5594771
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SSDEEP
1536:GYqUZFRPmGvMzLsvOnjEwzGi1dDvDogS:GYRRPmGvMzIvOMi1dXR
Malware Config
Signatures
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Disables Task Manager via registry modification
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2160 netsh.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe -
Drops startup file 6 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a7048b533c07e8a45edf75a414a0b3cdWindows Update.exe server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a7048b533c07e8a45edf75a414a0b3cdWindows Update.exe server.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe server.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe server.exe -
Executes dropped EXE 1 IoCs
pid Process 1808 server.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 15 2.tcp.eu.ngrok.io 39 2.tcp.eu.ngrok.io 60 2.tcp.eu.ngrok.io -
Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf server.exe File opened for modification C:\autorun.inf server.exe File created F:\autorun.inf server.exe File opened for modification F:\autorun.inf server.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Explower.exe server.exe File created C:\Windows\SysWOW64\Explower.exe server.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Explower.exe server.exe File created C:\Program Files (x86)\Explower.exe server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe 1808 server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1808 server.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe Token: 33 1808 server.exe Token: SeIncBasePriorityPrivilege 1808 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2204 wrote to memory of 1808 2204 56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe 83 PID 2204 wrote to memory of 1808 2204 56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe 83 PID 2204 wrote to memory of 1808 2204 56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe 83 PID 1808 wrote to memory of 2160 1808 server.exe 85 PID 1808 wrote to memory of 2160 1808 server.exe 85 PID 1808 wrote to memory of 2160 1808 server.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe"C:\Users\Admin\AppData\Local\Temp\56510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Users\Admin\AppData\Roaming\server.exe"C:\Users\Admin\AppData\Roaming\server.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2160
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Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
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Filesize
5B
MD5d43c5b07c128b116b7bc8faf7b8efa9d
SHA1dd3540ad4ae14b21b665d108cf4570c2dfa6a6fa
SHA25680ad1cc7b3a784dad618a445af0c8cf3efa903f82a814756f2aaa7b57f45791f
SHA512618b01e2b808e1954d011635dfdf63bc75855145208fc5cae33ce09c7e5b43cf978f6511beb311765e6920e728a290c9f9ced7563e40e8ff8d093d50fdc18334
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Filesize
93KB
MD5e9987ac76debe4d7c754f30cec95d618
SHA17678e6011456d26f579c7dcdd238ff651cfa4edd
SHA25656510920355a5531d174cb55ebe86f4b0d85c748d0e15dd78849a29f0f3763d1
SHA512919003b30226a8cc81540f652ae51301641325516a5d9bbba140b293b3b97141fbd9274a2f1e942b75e618f57d6e02799e488b36f2cdcbc35f48cc9cc5594771