Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 19:39
Behavioral task
behavioral1
Sample
7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
General
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Target
7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe
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Size
298KB
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MD5
53db222e1470ecce6b3674332e5ad640
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SHA1
2c83599d0ad705113fbb846824c2e9e7f184540b
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SHA256
7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8
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SHA512
18106643c9dac22b95f683f67e20b2d16a203a75d23cf4fb4aee994bad8df43b9e4ab93befb961edc3353afe4353b2761017457eacd672f58819f4015ca0e9b7
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SSDEEP
6144:EuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLqIYd:v6Wq4aaE6KwyF5L0Y2D1PqLG
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" svhost.exe -
Executes dropped EXE 1 IoCs
pid Process 1824 svhost.exe -
resource yara_rule behavioral2/memory/2116-132-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/files/0x0008000000022e09-134.dat upx behavioral2/files/0x0008000000022e09-135.dat upx behavioral2/memory/1824-136-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/memory/2116-137-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/memory/1824-138-0x0000000000400000-0x00000000004C2000-memory.dmp upx -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\g: svhost.exe File opened (read-only) \??\h: svhost.exe File opened (read-only) \??\u: svhost.exe File opened (read-only) \??\y: svhost.exe File opened (read-only) \??\j: svhost.exe File opened (read-only) \??\k: svhost.exe File opened (read-only) \??\v: svhost.exe File opened (read-only) \??\n: svhost.exe File opened (read-only) \??\q: svhost.exe File opened (read-only) \??\r: svhost.exe File opened (read-only) \??\a: svhost.exe File opened (read-only) \??\e: svhost.exe File opened (read-only) \??\i: svhost.exe File opened (read-only) \??\l: svhost.exe File opened (read-only) \??\m: svhost.exe File opened (read-only) \??\w: svhost.exe File opened (read-only) \??\x: svhost.exe File opened (read-only) \??\z: svhost.exe File opened (read-only) \??\t: svhost.exe File opened (read-only) \??\b: svhost.exe File opened (read-only) \??\f: svhost.exe File opened (read-only) \??\o: svhost.exe File opened (read-only) \??\p: svhost.exe File opened (read-only) \??\s: svhost.exe -
AutoIT Executable 3 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1824-136-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe behavioral2/memory/2116-137-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe behavioral2/memory/1824-138-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\svhost.exe 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe File opened for modification C:\Windows\Driver.db svhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1824 svhost.exe -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe 1824 svhost.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2116 wrote to memory of 1824 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 80 PID 2116 wrote to memory of 1824 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 80 PID 2116 wrote to memory of 1824 2116 7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe"C:\Users\Admin\AppData\Local\Temp\7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\svhost.exeC:\Windows\svhost.exe2⤵
- Modifies visibility of file extensions in Explorer
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1824
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
298KB
MD5801889943aebd52943cd021b04c6efe9
SHA177e2df2eb21fbd9220e56c09ae3a32de0cd9bc7e
SHA2567475c16882cb87c22b27d8c4a9198f626fd3a2e1185a5a3de23d6f234676ab4c
SHA512f08a2d8b45b454b5ddbbe981ce7656d6fec45cbf3aadfa92bba1bc732f9de6992b7f60798c64c266c25593c299951f1f07f90e5bc698da65ca9e93205d40ac14
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Filesize
298KB
MD5801889943aebd52943cd021b04c6efe9
SHA177e2df2eb21fbd9220e56c09ae3a32de0cd9bc7e
SHA2567475c16882cb87c22b27d8c4a9198f626fd3a2e1185a5a3de23d6f234676ab4c
SHA512f08a2d8b45b454b5ddbbe981ce7656d6fec45cbf3aadfa92bba1bc732f9de6992b7f60798c64c266c25593c299951f1f07f90e5bc698da65ca9e93205d40ac14