Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
07/10/2022, 23:49
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target file.exe
- Size 294KB
- Sample221007-3tznhaeadl
- SHA256 5cf448400749b2188a3d5bfa3a7af2a96bb5195e8788f935b63ce18abb40e049
- MD5 96508b929f91ea832c511702deb66958
- SHA1 cf0634b02b898a11d2dfe166af2355c58b2840fd
- SHA512 933de10bfa070b2f2f75a4e5ff08012838ce28a29e71d9734725954284b43cac687541c4093b9105dfcbe6125b8d1d486026887d67017ac9213d602a5359dae7
- SSDEEP 6144:cV4rqNHpnaJJHXZSl7BTKjI7ITsqeewVf6XO:cOupnGnSl7B4I7RW
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/5064-133-0x00000000005A0000-0x00000000005A9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 1996 udwtbib - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI udwtbib Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI udwtbib Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI udwtbib Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5064 file.exe 5064 file.exe 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3092 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 5064 file.exe 1996 udwtbib
Processes
-
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:5064
-
C:\Users\Admin\AppData\Roaming\udwtbibC:\Users\Admin\AppData\Roaming\udwtbib1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1996
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\udwtbib
- Size 294KB
- SHA256 5cf448400749b2188a3d5bfa3a7af2a96bb5195e8788f935b63ce18abb40e049
- MD5 96508b929f91ea832c511702deb66958
- SHA1 cf0634b02b898a11d2dfe166af2355c58b2840fd
- SHA512 933de10bfa070b2f2f75a4e5ff08012838ce28a29e71d9734725954284b43cac687541c4093b9105dfcbe6125b8d1d486026887d67017ac9213d602a5359dae7
- SSDEEP 6144:cV4rqNHpnaJJHXZSl7BTKjI7ITsqeewVf6XO:cOupnGnSl7B4I7RW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\udwtbib
- Size 294KB
- SHA256 5cf448400749b2188a3d5bfa3a7af2a96bb5195e8788f935b63ce18abb40e049
- MD5 96508b929f91ea832c511702deb66958
- SHA1 cf0634b02b898a11d2dfe166af2355c58b2840fd
- SHA512 933de10bfa070b2f2f75a4e5ff08012838ce28a29e71d9734725954284b43cac687541c4093b9105dfcbe6125b8d1d486026887d67017ac9213d602a5359dae7
- SSDEEP 6144:cV4rqNHpnaJJHXZSl7BTKjI7ITsqeewVf6XO:cOupnGnSl7B4I7RW
- MD5 SHA1 SHA512 SSDEEP