Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
22/08/2024, 19:13
Static task
static1
Behavioral task
behavioral1
Sample
bc3e5f392e460a69e7c116f9578e9230N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
bc3e5f392e460a69e7c116f9578e9230N.exe
Resource
win10v2004-20240802-en
General
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Target
bc3e5f392e460a69e7c116f9578e9230N.exe
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Size
50KB
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MD5
bc3e5f392e460a69e7c116f9578e9230
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SHA1
c916c7bde6d6cc8d790478ea585b12dc94693a5e
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SHA256
6e2c3c3a160a9763e6415653302fe3b7c5d7b7984d3ffbdaf961457a694584c6
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SHA512
2d3c523c3119d9f26a3a5ba934bdbc82628fb41e0dc20bfe010bf9c7cbf7ad4a633966236dc754de22bdb02423f13b8325b79a450c41f66a3b36771e1c9b6dec
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SSDEEP
1536:onGPLT11CfUQv+xhWylmBaqFsJC5F5BzXUnwzjx/u1bmtlokMfGXf:FPLBYU+qhwFD
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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" Admin.exe Set value (int) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bc3e5f392e460a69e7c116f9578e9230N.exe -
Executes dropped EXE 1 IoCs
pid Process 2736 Admin.exe -
Loads dropped DLL 2 IoCs
pid Process 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe" bc3e5f392e460a69e7c116f9578e9230N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe" Admin.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 bc3e5f392e460a69e7c116f9578e9230N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Admin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe 2684 bc3e5f392e460a69e7c116f9578e9230N.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 2736 Admin.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2684 wrote to memory of 2736 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 30 PID 2684 wrote to memory of 2736 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 30 PID 2684 wrote to memory of 2736 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 30 PID 2684 wrote to memory of 2736 2684 bc3e5f392e460a69e7c116f9578e9230N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\bc3e5f392e460a69e7c116f9578e9230N.exe"C:\Users\Admin\AppData\Local\Temp\bc3e5f392e460a69e7c116f9578e9230N.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Users\Admin\Admin.exe"C:\Users\Admin\Admin.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:2736
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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
50KB
MD58ff4c3d5dcde5cf8ba991a42e37299d0
SHA161bd7a7cb9eb0b6e429024f58021342a2ae1bd3e
SHA2566b8170ae4b1c2259461636edb2610ea9d214234536fb04bc3a75eeb74a2d9ee9
SHA51236b3508c8c492765efa4ebf34863c5006ffe930d5e28ef6893a3cba4101843aa3935574c9c26a28c72c029dee10c01dbd44c50af4fd5732cb1488b9a27a4e986