Analysis
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max time kernel
150s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
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submitted
03/10/2022, 01:04
General
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Target
79c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1.exe
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Size
37KB
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MD5
63fa1704b4bbeda36f9a1d254fae9166
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SHA1
a4a8f7bc74334a548e6055b7ac82459ec6892dd3
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SHA256
79c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
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SHA512
e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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SSDEEP
768:8HrZtjEF/e782hCY4g/iB0F79KIDN1dCvbYLYQV5nCsm:+rZtaewPBaF79KuUbYLK
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 3 IoCs
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Modifies system executable filetype association 2 TTPs 2 IoCs
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Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
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Executes dropped EXE 5 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL 5 IoCs
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Adds Run key to start application 2 TTPs 6 IoCs
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in System32 directory 26 IoCs
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Drops file in Windows directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies Internet Explorer settings 1 TTPs 4 IoCs
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Modifies registry class 42 IoCs
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of SetWindowsHookEx 8 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\79c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1.exe"C:\Users\Admin\AppData\Local\Temp\79c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1.exe"1⤵
- Modifies WinLogon for persistence
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\dllChache\Empty.jpgC:\Windows\system32\dllChache\Empty.jpg ReStart2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\dllChache\Blank.docC:\Windows\system32\dllChache\Blank.doc ReStart2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\dllChache\Zero.txtC:\Windows\system32\dllChache\Zero.txt ReStart2⤵
- Modifies WinLogon for persistence
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\dllChache\Hole.zipC:\Windows\system32\dllChache\Hole.zip ReStart2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\dllChache\Unoccupied.regC:\Windows\system32\dllChache\Unoccupied.reg ReStart2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\System32\explorer.exe" C:\Users\Admin\AppData\Local\Temp\79c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc12⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
37KB
MD563fa1704b4bbeda36f9a1d254fae9166
SHA1a4a8f7bc74334a548e6055b7ac82459ec6892dd3
SHA25679c5c312a7bb446a6f881446996884cb234dcdc61830b5ecd579c9a750d54cc1
SHA512e61059dcf3b9e8941dae1aed552eb0cf1d3f3f6183695842b5c2e7e8221aeb6d9f0749c9f7a073909baae5184cfc372204e2211814135b70eeaa8b8c65ecb6d8
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
1.4MB
MD525f62c02619174b35851b0e0455b3d94
SHA14e8ee85157f1769f6e3f61c0acbe59072209da71
SHA256898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2
SHA512f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a
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Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
-
Filesize
108KB
