Analysis
- max time kernel
189s - max time network
193s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
03/10/2022, 04:39
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
9 signatures
150 seconds
General
- Target file.exe
- Size 133KB
- Sample221003-e9y5xahfdp
- SHA256 95b1f14cab7a6072c1300e6f39bb8f3b3af0f4bd307db88c8d1f4b3ac560d60d
- MD5 14502c66fa151602bceafb4443949371
- SHA1 ec701a10bcc6ba276b4ae576bfe264c3bffb0317
- SHA512 a5a168b250c03cde18b0ca3632eb351aef7f99b8dbe23d75f5f3f47069c72dd7f50131aa7209e265af98ad803940ff645bafab18570d31bf1bc988158205265c
- SSDEEP 3072:4yNdL7ORtR6i5UtnBWqB5SusWjHuew+0NUOAdsWLdn5F4ZFP0Poc:iR6i5UPfrhECsM
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4980-133-0x00000000007D0000-0x00000000007D9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 4184 75E2.exe - Checks SCSI registry key(s) 3 TTPs 3 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 - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4980 file.exe 4980 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 1 IoCs
pid Process 4980 file.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3092 wrote to memory of 4184 3092 Process not Found 88 PID 3092 wrote to memory of 4184 3092 Process not Found 88 PID 3092 wrote to memory of 4184 3092 Process not Found 88
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:4980
-
C:\Users\Admin\AppData\Local\Temp\75E2.exeC:\Users\Admin\AppData\Local\Temp\75E2.exe1⤵
- Executes dropped EXE
PID:4184
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\75E2.exe
- Size 1.2MB
- SHA256 2777647da697019ed878d27d6e9bc82ea97d4efbaddd8c8a270822fd8999929d
- MD5 e17e5a18e6bd934ae53ab90ddde3d9e4
- SHA1 804ed2db85bc6360b667b17272b250761cfe1841
- SHA512 3e3efa121b5c49e6ce73e0813261fae0cc03fa3f5fd41a938905c112961138aae5df4a8531df4f7ca24dc06350162eb0caa549851910bb278dbcbba5570abc33
- SSDEEP 24576:kaFcQrjgAfwWbpxdEJEEdkrOf8mbIzRjUEK6BiiQ0ThvIC05uB:kfQrjgAtmQm8mMz+EKAiiv1AWB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\75E2.exe
- Size 1.2MB
- SHA256 2777647da697019ed878d27d6e9bc82ea97d4efbaddd8c8a270822fd8999929d
- MD5 e17e5a18e6bd934ae53ab90ddde3d9e4
- SHA1 804ed2db85bc6360b667b17272b250761cfe1841
- SHA512 3e3efa121b5c49e6ce73e0813261fae0cc03fa3f5fd41a938905c112961138aae5df4a8531df4f7ca24dc06350162eb0caa549851910bb278dbcbba5570abc33
- SSDEEP 24576:kaFcQrjgAfwWbpxdEJEEdkrOf8mbIzRjUEK6BiiQ0ThvIC05uB:kfQrjgAtmQm8mMz+EKAiiv1AWB
- MD5 SHA1 SHA512 SSDEEP