Analysis
- max time kernel
152s - max time network
167s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
02/10/2022, 14:28
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-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 133KB
- Sample221002-rszrbscbdm
- SHA256 d0ed763ee108686d8b358f89a65c45ee932755a3b2ceabb55282e2618e90aba2
- MD5 e874a1fe90698daeb8d0faa9d3b92027
- SHA1 aa6ce148e834043cf6d2bed8e4e1bfc7e7e8a01c
- SHA512 fabbd04a0b85831fa5ed7ff00a30cec4c7b6735e166a8fdc6f81ed3299ee5bfcf51b0efe9e517b296e45ee119c7b7c241a0a9f962631f9a19a4bfdf5e8fdece5
- SSDEEP 3072:IHzVnRR7Zh7zeOe8uH/096mxoJQEXnLBS:u7DzeKuH89XQB3LB
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4828-133-0x00000000005F0000-0x00000000005F9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 2064 trbtjjc - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process 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 trbtjjc Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI trbtjjc Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI trbtjjc Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4828 file.exe 4828 file.exe 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found 2220 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2220 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4828 file.exe 2064 trbtjjc
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:4828
-
C:\Users\Admin\AppData\Roaming\trbtjjcC:\Users\Admin\AppData\Roaming\trbtjjc1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2064
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\trbtjjc
- Size 133KB
- SHA256 d0ed763ee108686d8b358f89a65c45ee932755a3b2ceabb55282e2618e90aba2
- MD5 e874a1fe90698daeb8d0faa9d3b92027
- SHA1 aa6ce148e834043cf6d2bed8e4e1bfc7e7e8a01c
- SHA512 fabbd04a0b85831fa5ed7ff00a30cec4c7b6735e166a8fdc6f81ed3299ee5bfcf51b0efe9e517b296e45ee119c7b7c241a0a9f962631f9a19a4bfdf5e8fdece5
- SSDEEP 3072:IHzVnRR7Zh7zeOe8uH/096mxoJQEXnLBS:u7DzeKuH89XQB3LB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\trbtjjc
- Size 133KB
- SHA256 d0ed763ee108686d8b358f89a65c45ee932755a3b2ceabb55282e2618e90aba2
- MD5 e874a1fe90698daeb8d0faa9d3b92027
- SHA1 aa6ce148e834043cf6d2bed8e4e1bfc7e7e8a01c
- SHA512 fabbd04a0b85831fa5ed7ff00a30cec4c7b6735e166a8fdc6f81ed3299ee5bfcf51b0efe9e517b296e45ee119c7b7c241a0a9f962631f9a19a4bfdf5e8fdece5
- SSDEEP 3072:IHzVnRR7Zh7zeOe8uH/096mxoJQEXnLBS:u7DzeKuH89XQB3LB
- MD5 SHA1 SHA512 SSDEEP