Analysis
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max time kernel
63s -
max time network
73s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
29-06-2024 12:23
Static task
static1
Behavioral task
behavioral1
Sample
1.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
1.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
1.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
1.exe
Resource
win11-20240611-en
General
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Target
1.exe
-
Size
210KB
-
MD5
4e44bde7f6f84e7ce196f0e50c1e7f92
-
SHA1
eaeef05bdb27936123080a9f7d40f463676be208
-
SHA256
19cd5aee7659c7f0acede05ea290754cc649e72929f66b9c6903fa2c8da0d1cd
-
SHA512
06f9ca3d6c6a928a586f5b09c5cfe13c5348c45dbbb047da7fb60caf8a6b710ec3dfd5854b3e1a29b777cca2c573b261f7716edbc5d495b56542d014e4715b14
-
SSDEEP
3072:quWoMdlOhv3B1lvqWRSFbr4ZDvuWwvE4lXihNWoH2pA8:ydlO5nliH4oWwBiM
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 1964 2324 WerFault.exe 1.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1.exe"C:\Users\Admin\AppData\Local\Temp\1.exe"1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 3842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2324 -ip 23241⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2324-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/2324-2-0x00000000048F0000-0x00000000048FB000-memory.dmpFilesize
44KB
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memory/2324-1-0x0000000002CC0000-0x0000000002DC0000-memory.dmpFilesize
1024KB
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memory/2324-4-0x0000000000400000-0x0000000002BEE000-memory.dmpFilesize
39.9MB