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Analysis
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max time kernel
155s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2023, 18:59
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
General
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Target
file.exe
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Size
188KB
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MD5
c62d0e6b08372bdf718d93120d3bc68c
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SHA1
84cd698cf0298a28b13a2cb3102ab63d548ff8dc
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SHA256
1a28123e32b8df8688f8311cd6f01776ef8a1208ac28501529322ae2ea951e0d
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SHA512
3fb65e46948228d2aad968f0b7a54d46e108370c69bc77c409a6f131a5865bdd16f42a87a54c4b1d048cb1a8c88245d7ed10b3dbfb8f8442434b269bf83e083a
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SSDEEP
3072:/7YCa+HuNW56Gq4PzErdzOSrB9c4bKiD6u4YZ6ei:T8Cotz4PYrdz3ZDP4YZ
Malware Config
Signatures
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Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/2320-133-0x0000000000910000-0x0000000000919000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Executes dropped EXE 1 IoCs
pid Process 5108 strsjbr -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI strsjbr Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI strsjbr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI strsjbr -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2320 file.exe 2320 file.exe 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found 2940 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2940 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2320 file.exe 5108 strsjbr
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2320
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C:\Users\Admin\AppData\Roaming\strsjbrC:\Users\Admin\AppData\Roaming\strsjbr1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:5108
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
188KB
MD5c62d0e6b08372bdf718d93120d3bc68c
SHA184cd698cf0298a28b13a2cb3102ab63d548ff8dc
SHA2561a28123e32b8df8688f8311cd6f01776ef8a1208ac28501529322ae2ea951e0d
SHA5123fb65e46948228d2aad968f0b7a54d46e108370c69bc77c409a6f131a5865bdd16f42a87a54c4b1d048cb1a8c88245d7ed10b3dbfb8f8442434b269bf83e083a
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Filesize
188KB
MD5c62d0e6b08372bdf718d93120d3bc68c
SHA184cd698cf0298a28b13a2cb3102ab63d548ff8dc
SHA2561a28123e32b8df8688f8311cd6f01776ef8a1208ac28501529322ae2ea951e0d
SHA5123fb65e46948228d2aad968f0b7a54d46e108370c69bc77c409a6f131a5865bdd16f42a87a54c4b1d048cb1a8c88245d7ed10b3dbfb8f8442434b269bf83e083a