Analysis
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max time kernel
89s -
max time network
95s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
30-06-2024 17:25
Static task
static1
Behavioral task
behavioral1
Sample
41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe
Resource
win11-20240508-en
General
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Target
41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe
-
Size
234KB
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MD5
e1ba6c63aaef23708f5838176141ff9f
-
SHA1
74100a5aadf25584c310934df9d1b28bc2e5f68c
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SHA256
41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86
-
SHA512
81e114b537fc64a4ab809d52d8d05320dfcf18b72d4ef0845400f3152c9d4011dd4144487984c27bb42863e33ca527f811942cd6030312a7a486b6b8870e6a68
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SSDEEP
3072:YEvcXNRR/rP1NT779m4eN2SH4A1N0sCrmiswcbYZIDEgsikopLCrZ:DQzNr7T77EJ1N0smhst2OMikA
Malware Config
Extracted
smokeloader
pub2
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3440 3120 WerFault.exe 41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exedescription ioc process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe"C:\Users\Admin\AppData\Local\Temp\41d8d359dd171d7dec1f8c99dc69a312dc6efd60d7cf1d241bcced89936ece86.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 4042⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3120 -ip 31201⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/3120-2-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/3120-1-0x0000000002EC0000-0x0000000002FC0000-memory.dmpFilesize
1024KB
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memory/3120-3-0x0000000000400000-0x0000000002BF4000-memory.dmpFilesize
40.0MB
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memory/3120-5-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB