Analysis
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max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 09:53
Static task
static1
Behavioral task
behavioral1
Sample
31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Resource
win11-20240426-en
General
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Target
31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
-
Size
214KB
-
MD5
07e688dd949daa10831d41f87cf88e75
-
SHA1
461e8e81a34262e6fc5d9663528294fabc97f5ab
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SHA256
31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51
-
SHA512
f8ef831ab4864deb86ad581478b69634eff4b83bda04099a26662ed18a368a79ba98b6f2234f84f6178318cb376c9d8f948b1dfcaa3735e4d2b542b1b9232147
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SSDEEP
3072:jcdHEHcOsGHe68OHqZmRLjz3B45Y2bOXi/Rx:ZH7HSm13R2bOo
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 900 3104 WerFault.exe 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe"C:\Users\Admin\AppData\Local\Temp\31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 3842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3104 -ip 31041⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/3104-1-0x00000000027F0000-0x00000000028F0000-memory.dmpFilesize
1024KB
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memory/3104-2-0x0000000004430000-0x000000000443B000-memory.dmpFilesize
44KB
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memory/3104-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/3104-4-0x0000000000400000-0x0000000002722000-memory.dmpFilesize
35.1MB