Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
04/12/2022, 05:58
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 341KB
- Sample221204-gpcsaacc53
- SHA256 0b3c2663acabb72ee428e0ece495334959bcb8e2b0e2d21bc90b4160f9fc76cf
- MD5 ef5a74cfce9f5bc956703fe5eabd3412
- SHA1 ace958546a3d9e47d4e5be07f7b928cd9c8bc8f2
- SHA512 9eb8dafddc769eecade6eb71d51ac6bb77b1cde0b000a6f88c6045a4689b318eb6462755684ec33758a250cff1769e6d4102c04e17a446ee96d99c41d87e5c52
- SSDEEP 6144:bUo+hU1Yx/kd5RthciXe8nMW2Rqn4gCY:bUo+hq6sTRw0eSMW34gCY
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4032-133-0x0000000000030000-0x0000000000039000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 3592 dcierww - 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 dcierww Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI dcierww Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI dcierww - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4032 file.exe 4032 file.exe 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found 1076 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1076 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4032 file.exe 3592 dcierww
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:4032
-
C:\Users\Admin\AppData\Roaming\dcierwwC:\Users\Admin\AppData\Roaming\dcierww1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\dcierww
- Size 341KB
- SHA256 0b3c2663acabb72ee428e0ece495334959bcb8e2b0e2d21bc90b4160f9fc76cf
- MD5 ef5a74cfce9f5bc956703fe5eabd3412
- SHA1 ace958546a3d9e47d4e5be07f7b928cd9c8bc8f2
- SHA512 9eb8dafddc769eecade6eb71d51ac6bb77b1cde0b000a6f88c6045a4689b318eb6462755684ec33758a250cff1769e6d4102c04e17a446ee96d99c41d87e5c52
- SSDEEP 6144:bUo+hU1Yx/kd5RthciXe8nMW2Rqn4gCY:bUo+hq6sTRw0eSMW34gCY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\dcierww
- Size 341KB
- SHA256 0b3c2663acabb72ee428e0ece495334959bcb8e2b0e2d21bc90b4160f9fc76cf
- MD5 ef5a74cfce9f5bc956703fe5eabd3412
- SHA1 ace958546a3d9e47d4e5be07f7b928cd9c8bc8f2
- SHA512 9eb8dafddc769eecade6eb71d51ac6bb77b1cde0b000a6f88c6045a4689b318eb6462755684ec33758a250cff1769e6d4102c04e17a446ee96d99c41d87e5c52
- SSDEEP 6144:bUo+hU1Yx/kd5RthciXe8nMW2Rqn4gCY:bUo+hq6sTRw0eSMW34gCY
- MD5 SHA1 SHA512 SSDEEP