Analysis
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max time kernel
61s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2022 19:32
Static task
static1
Behavioral task
behavioral1
Sample
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe
Resource
win10v2004-20220721-en
General
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Target
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe
-
Size
153KB
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MD5
fe2a82995b47af70782134bbec7ee97d
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SHA1
27d1f11fdb0fc952963549fa68b887347f099472
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SHA256
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb
-
SHA512
4aab300c79cce255926fb957bc953650c24d7624006ee898e6c76c8ea2aed1bec7b794f876e7c27b2d9dd8bfe0efc7743ec9c421183a5c0e38467f7f2dc0ac77
Malware Config
Extracted
smokeloader
2018
http://lufdx2.com/2/
http://gvs1.in/2/
http://jdcbhs.ru/2/
http://m21ch.com/2/
http://gdlvw1.com/2/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exedescription pid process target process PID 4764 set thread context of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe -
Checks SCSI registry key(s) 3 TTPs 2 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exepid process 1688 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 1688 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exedescription pid process target process PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe PID 4764 wrote to memory of 1688 4764 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe 6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe"C:\Users\Admin\AppData\Local\Temp\6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe"C:\Users\Admin\AppData\Local\Temp\6f4081a641ea9cbe5a88e790c956f20ed32290f658afa593336029c7c2c21cfb.exe"2⤵
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1628-134-0x0000000000F40000-0x0000000000F55000-memory.dmpFilesize
84KB
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memory/1688-132-0x0000000000400000-0x000000000040A000-memory.dmpFilesize
40KB
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memory/1688-131-0x0000000000000000-mapping.dmp
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memory/1688-135-0x0000000000400000-0x000000000040A000-memory.dmpFilesize
40KB
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memory/4764-130-0x0000000000696000-0x00000000006A1000-memory.dmpFilesize
44KB
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memory/4764-133-0x0000000000696000-0x00000000006A1000-memory.dmpFilesize
44KB