Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 15:37
Static task
static1
Behavioral task
behavioral1
Sample
b6e3a49931797e98183072cf02f58d26.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
b6e3a49931797e98183072cf02f58d26.exe
Resource
win10v2004-20240426-en
General
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Target
b6e3a49931797e98183072cf02f58d26.exe
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Size
216KB
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MD5
b6e3a49931797e98183072cf02f58d26
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SHA1
6ef79d91ad2f98e869a729f56280c507298ba0f3
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SHA256
6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698
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SHA512
490686c57f4c8e047de707d87e2efb564c8a0d44d85ef5a2952b55a45dd9f63ee012a38d29a5263d1fa16eb11a3980105d0f53a929b5d87e22461266a672e956
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SSDEEP
3072:RuJ8dJPeNYhCHAk5fi/R+jbSBzqEa8wSGVOnGRQ7K6ITvkyEJnHbssWCyEamQe/y:xJGNtAklOorYNGRQ7cTv/EJ7s1Jrl
Malware Config
Extracted
smokeloader
pub1
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5100 844 WerFault.exe b6e3a49931797e98183072cf02f58d26.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
b6e3a49931797e98183072cf02f58d26.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b6e3a49931797e98183072cf02f58d26.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b6e3a49931797e98183072cf02f58d26.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b6e3a49931797e98183072cf02f58d26.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b6e3a49931797e98183072cf02f58d26.exe"C:\Users\Admin\AppData\Local\Temp\b6e3a49931797e98183072cf02f58d26.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 3522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 844 -ip 8441⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/844-1-0x0000000002D90000-0x0000000002E90000-memory.dmpFilesize
1024KB
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memory/844-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/844-2-0x0000000002D30000-0x0000000002D3B000-memory.dmpFilesize
44KB
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memory/844-4-0x0000000000400000-0x0000000002C95000-memory.dmpFilesize
40.6MB