Analysis
- max time kernel
200s - max time network
233s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
10/12/2022, 10:37
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target file.exe
- Size 329KB
- Sample221210-mns1rsfd78
- SHA256 0d1b1bc2dc04cf3ad8700ed337e8c79380cf36b8affeba67fed047d6964903c9
- MD5 09faae744a5cdca737d596df9acf4c5c
- SHA1 9d5e3cefe721cf7df5f036ef2105ca44d6bddb12
- SHA512 c1836eafa620b76eaafa3caef406557f206b1242d304d5c63c053c9bd5d306df9413981cfcb1e6daeb21a22578f4d74c14a4f589fdb175244bf4389f377b1a02
- SSDEEP 6144:Br0voLFGH2x19YAc26uzPaCfNdFa0ZrrMC7Ck:Br0w5GH2xRa2NdnRQECk
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/2804-133-0x00000000006B0000-0x00000000006B9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 2284 barutsa - 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 barutsa Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI barutsa Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI barutsa 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 2804 file.exe 2804 file.exe 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found 2132 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2132 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2804 file.exe 2284 barutsa
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:2804
-
C:\Users\Admin\AppData\Roaming\barutsaC:\Users\Admin\AppData\Roaming\barutsa1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2284
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\barutsa
- Size 329KB
- SHA256 0d1b1bc2dc04cf3ad8700ed337e8c79380cf36b8affeba67fed047d6964903c9
- MD5 09faae744a5cdca737d596df9acf4c5c
- SHA1 9d5e3cefe721cf7df5f036ef2105ca44d6bddb12
- SHA512 c1836eafa620b76eaafa3caef406557f206b1242d304d5c63c053c9bd5d306df9413981cfcb1e6daeb21a22578f4d74c14a4f589fdb175244bf4389f377b1a02
- SSDEEP 6144:Br0voLFGH2x19YAc26uzPaCfNdFa0ZrrMC7Ck:Br0w5GH2xRa2NdnRQECk
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\barutsa
- Size 329KB
- SHA256 0d1b1bc2dc04cf3ad8700ed337e8c79380cf36b8affeba67fed047d6964903c9
- MD5 09faae744a5cdca737d596df9acf4c5c
- SHA1 9d5e3cefe721cf7df5f036ef2105ca44d6bddb12
- SHA512 c1836eafa620b76eaafa3caef406557f206b1242d304d5c63c053c9bd5d306df9413981cfcb1e6daeb21a22578f4d74c14a4f589fdb175244bf4389f377b1a02
- SSDEEP 6144:Br0voLFGH2x19YAc26uzPaCfNdFa0ZrrMC7Ck:Br0w5GH2xRa2NdnRQECk
- MD5 SHA1 SHA512 SSDEEP