Analysis
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max time kernel
92s -
max time network
93s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
04-05-2024 06:29
Static task
static1
Behavioral task
behavioral1
Sample
e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe
Resource
win11-20240419-en
General
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Target
e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe
-
Size
319KB
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MD5
134b2bd245ea881c5c97c4224385e125
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SHA1
781b98c76b0fcb17af6996341540707ee3d35446
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SHA256
e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf
-
SHA512
598e775acd6ae9fa4255f59b82ca790a9f9aef259566f3e308f4e160f41bb20858595c56a9bb6263cf121b030364633da3d35bb3bf086a820b974c7d331487e4
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SSDEEP
3072:GmWfCA1P7pqu6/Re18V+yxuCUulVpwRwqtPsGXVzm+nzKbmr15WuFusKOumkiqm:4DZ6ZdV3lnwhtkcVUU1sQb/0
Malware Config
Extracted
smokeloader
pub1
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4420 2140 WerFault.exe e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe"C:\Users\Admin\AppData\Local\Temp\e0fa4e39581e2c63df05746fd67c6fc98ab320743e20fd1a3e156cf3cc10eecf.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 3842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2140 -ip 21401⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2140-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/2140-2-0x0000000003720000-0x000000000372B000-memory.dmpFilesize
44KB
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memory/2140-1-0x0000000001AB0000-0x0000000001BB0000-memory.dmpFilesize
1024KB
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memory/2140-4-0x0000000000400000-0x0000000001A19000-memory.dmpFilesize
22.1MB