Analysis
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max time kernel
153s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
01-07-2022 07:06
Static task
static1
Behavioral task
behavioral1
Sample
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe
Resource
win10v2004-20220414-en
General
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Target
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe
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Size
166KB
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MD5
ae41e8e98cd8ba4856f463ffc4ee1d50
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SHA1
61c9952e0596efd1a49461c9f9dc761618e37ec4
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SHA256
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f
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SHA512
d38715d96b11d8cedad0a44fdecf981b251922be9ecc420d332153c1afc0eec4ca566de6f6ba04c21fc67006e56bc76950e7fd9321c0a648201fe51a92ce7789
Malware Config
Extracted
smokeloader
2018
http://extraterrestrial.is/
http://extraterrestrial5.ru/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Loads dropped DLL 4 IoCs
Processes:
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exepid process 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exedescription pid process target process PID 3436 set thread context of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.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: MapViewOfSection 2 IoCs
Processes:
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exepid process 4332 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe 4332 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exedescription pid process target process PID 3436 wrote to memory of 3164 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe msiexec.exe PID 3436 wrote to memory of 3164 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe msiexec.exe PID 3436 wrote to memory of 3164 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe msiexec.exe PID 3436 wrote to memory of 3164 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe msiexec.exe PID 3436 wrote to memory of 3164 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe msiexec.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe PID 3436 wrote to memory of 4332 3436 ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe"C:\Users\Admin\AppData\Local\Temp\ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\msiexec.exeC:\Windows\SysWOW64\msiexec.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe"C:\Users\Admin\AppData\Local\Temp\ff3a2f36acd2e6ac2ff9d8fbca3689da2260b52fb46acc2b116a74f996a7038f.exe"2⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Ghent.dllFilesize
84KB
MD555fb5ff13bfec05b9ba0e67623b6c9f7
SHA13c58aa8e194bbd9e2479e73593415c1445e40c65
SHA2563902de203c08c70947946c411bef512714b4b6c4f36c8bb123f0ad82d3180196
SHA512c192d949880bfc39a4e87e7462acee53ec10d6ecd7ab0694a169847d8a3b52ab853f56dc7306a4bb9e7b62a4ba01ed5dbde3478b0b200a3b35e47abda550b1bf
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C:\Users\Admin\AppData\Local\Temp\Ghent.dllFilesize
84KB
MD555fb5ff13bfec05b9ba0e67623b6c9f7
SHA13c58aa8e194bbd9e2479e73593415c1445e40c65
SHA2563902de203c08c70947946c411bef512714b4b6c4f36c8bb123f0ad82d3180196
SHA512c192d949880bfc39a4e87e7462acee53ec10d6ecd7ab0694a169847d8a3b52ab853f56dc7306a4bb9e7b62a4ba01ed5dbde3478b0b200a3b35e47abda550b1bf
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C:\Users\Admin\AppData\Local\Temp\nsrB25E.tmp\System.dllFilesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
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C:\Users\Admin\AppData\Local\Temp\nsrB25E.tmp\System.dllFilesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
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memory/2576-139-0x0000000000D70000-0x0000000000D85000-memory.dmpFilesize
84KB
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memory/3164-135-0x0000000000000000-mapping.dmp
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memory/3436-134-0x0000000002EE0000-0x0000000002EF6000-memory.dmpFilesize
88KB
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memory/4332-136-0x0000000000000000-mapping.dmp
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memory/4332-137-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/4332-138-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB