Analysis
- max time kernel
150s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
25/09/2022, 22:28
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
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target file.exe
- Size 175KB
- Sample220925-2dmtbsgch3
- SHA256 d564df4ee82e59d325b33f68ad1147f461ffd388bd10879dbe137afadbd32642
- MD5 91a25640512f2b966345a91dd7d75de0
- SHA1 419da6da49c4271ec600f21ba37a344424ffd17f
- SHA512 3bc7d979a74dff2dcde6ef4bc9c5599d737e60db3166bace072c78850ac537d482b2b50ea1e056cc65f7c05d0cca625c9521fcf62bbd1e0c1469ee0de7aedf09
- SSDEEP 3072:jaPrhxCC08z5n2c/Op+0x7Xmfpp6uFWUvHtGB7/eC5x:IB/ODxLmfj1WD/
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4808-133-0x00000000022C0000-0x00000000022C9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 4592 vuugggg - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process 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 vuugggg Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vuugggg Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vuugggg - Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Process not Found - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4808 file.exe 4808 file.exe 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found 2640 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2640 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4808 file.exe 4592 vuugggg - Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeShutdownPrivilege 2640 Process not Found Token: SeCreatePagefilePrivilege 2640 Process not Found Token: SeShutdownPrivilege 2640 Process not Found Token: SeCreatePagefilePrivilege 2640 Process not Found Token: SeShutdownPrivilege 2640 Process not Found Token: SeCreatePagefilePrivilege 2640 Process not Found Token: SeShutdownPrivilege 2640 Process not Found Token: SeCreatePagefilePrivilege 2640 Process not Found Token: SeShutdownPrivilege 2640 Process not Found Token: SeCreatePagefilePrivilege 2640 Process not Found - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2640 Process not Found 2640 Process not Found
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:4808
-
C:\Users\Admin\AppData\Roaming\vuuggggC:\Users\Admin\AppData\Roaming\vuugggg1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\vuugggg
- Size 175KB
- SHA256 d564df4ee82e59d325b33f68ad1147f461ffd388bd10879dbe137afadbd32642
- MD5 91a25640512f2b966345a91dd7d75de0
- SHA1 419da6da49c4271ec600f21ba37a344424ffd17f
- SHA512 3bc7d979a74dff2dcde6ef4bc9c5599d737e60db3166bace072c78850ac537d482b2b50ea1e056cc65f7c05d0cca625c9521fcf62bbd1e0c1469ee0de7aedf09
- SSDEEP 3072:jaPrhxCC08z5n2c/Op+0x7Xmfpp6uFWUvHtGB7/eC5x:IB/ODxLmfj1WD/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\vuugggg
- Size 175KB
- SHA256 d564df4ee82e59d325b33f68ad1147f461ffd388bd10879dbe137afadbd32642
- MD5 91a25640512f2b966345a91dd7d75de0
- SHA1 419da6da49c4271ec600f21ba37a344424ffd17f
- SHA512 3bc7d979a74dff2dcde6ef4bc9c5599d737e60db3166bace072c78850ac537d482b2b50ea1e056cc65f7c05d0cca625c9521fcf62bbd1e0c1469ee0de7aedf09
- SSDEEP 3072:jaPrhxCC08z5n2c/Op+0x7Xmfpp6uFWUvHtGB7/eC5x:IB/ODxLmfj1WD/
- MD5 SHA1 SHA512 SSDEEP