Analysis
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max time kernel
93s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 16:34
Static task
static1
Behavioral task
behavioral1
Sample
7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe
Resource
win11-20240426-en
General
-
Target
7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe
-
Size
213KB
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MD5
c3fbd48785255a26ddb73e6b60d84e64
-
SHA1
b59b729c7fbd394f72087f4bf9991e9fe9f07285
-
SHA256
7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05
-
SHA512
a47a5acc8fd7e20710be5ca6826fb3ccab02cf3d813d59ba21a852f1e60f77423c1df09f57d786194ef5ee3fec95b67efb59a1092ef5d666ff86dffda0c01ea6
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SSDEEP
3072:B/2KqqtoE844VXKEUfpK9qgtRxv5QHBhO5ruOnDY7Oi:mE84Xz+RxhOBhkh
Malware Config
Extracted
smokeloader
pub1
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4696 2912 WerFault.exe 7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exedescription ioc process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe"C:\Users\Admin\AppData\Local\Temp\7aa746fd707b5ad14ae0627feffe142b67daff7d903252b4cd2248ee7eee1e05.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 3522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2912 -ip 29121⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2912-1-0x0000000002B80000-0x0000000002C80000-memory.dmpFilesize
1024KB
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memory/2912-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/2912-2-0x0000000002C80000-0x0000000002C8B000-memory.dmpFilesize
44KB
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memory/2912-4-0x0000000000400000-0x0000000002AF2000-memory.dmpFilesize
38.9MB