Analysis
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max time kernel
140s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
02-05-2024 04:49
Static task
static1
Behavioral task
behavioral1
Sample
27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe
Resource
win11-20240419-en
General
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Target
27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe
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Size
264KB
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MD5
4ec857d2fa7f87200522d9e1088db589
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SHA1
6d0ad2c5abd78dfb6097cae67083dc4df5e512af
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SHA256
27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64
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SHA512
b1eda10575ebd9adb7da0d666d4eec2b19279fe0d21415526db32e4e078ffea416f5dd2484dfcd50fe0bd58ae776b59b139105ad792bd705fb271569f30671a8
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SSDEEP
3072:T4/7I1pLzvVkP+RAL+iSHU8MouqLd1q7/ocb2crEFUL2TSqEPbDCC:1ZLyPg0XtqL3q7AclEFnTSvP
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 4864 4636 WerFault.exe 27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe"C:\Users\Admin\AppData\Local\Temp\27548678b449d05590c8822ca5c5859e0cb89110baac729bfe37780bf9cb2e64.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 3642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4636 -ip 46361⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/4636-1-0x0000000001AB0000-0x0000000001BB0000-memory.dmpFilesize
1024KB
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memory/4636-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/4636-2-0x0000000001AA0000-0x0000000001AAB000-memory.dmpFilesize
44KB
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memory/4636-5-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/4636-4-0x0000000000400000-0x0000000001A0D000-memory.dmpFilesize
22.1MB