Analysis
- max time kernel
150s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
24/09/2022, 13:59
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 196KB
- Sample220924-radq5scffk
- SHA256 c305506ace699e1b58f80bb3490ad5c3fa0a08f249acddd6468af69c7ce6c405
- MD5 ff63bc806bd4a01737576cef00f75859
- SHA1 2c2ec8aa00e8351d05b579fbe50c3f6033394af1
- SHA512 c821774dc820bb70dab23cc76e8666cafd67b67703e08d84ea836a97a22426797df2cd46b08011c8b21c9b76b4d4f852aad7fae026b85e16ef6d69279a89754a
- SSDEEP 3072:Q8AnLJgjSpb5msgavu8f2XZNXBSB/Pkk4x:iLGS5vPfuZNs
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/1984-133-0x0000000000820000-0x0000000000829000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 3264 cjsfwhg - 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 cjsfwhg Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cjsfwhg Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cjsfwhg Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1984 file.exe 1984 file.exe 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found 900 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 900 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1984 file.exe 3264 cjsfwhg
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:1984
-
C:\Users\Admin\AppData\Roaming\cjsfwhgC:\Users\Admin\AppData\Roaming\cjsfwhg1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3264
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\cjsfwhg
- Size 196KB
- SHA256 c305506ace699e1b58f80bb3490ad5c3fa0a08f249acddd6468af69c7ce6c405
- MD5 ff63bc806bd4a01737576cef00f75859
- SHA1 2c2ec8aa00e8351d05b579fbe50c3f6033394af1
- SHA512 c821774dc820bb70dab23cc76e8666cafd67b67703e08d84ea836a97a22426797df2cd46b08011c8b21c9b76b4d4f852aad7fae026b85e16ef6d69279a89754a
- SSDEEP 3072:Q8AnLJgjSpb5msgavu8f2XZNXBSB/Pkk4x:iLGS5vPfuZNs
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\cjsfwhg
- Size 196KB
- SHA256 c305506ace699e1b58f80bb3490ad5c3fa0a08f249acddd6468af69c7ce6c405
- MD5 ff63bc806bd4a01737576cef00f75859
- SHA1 2c2ec8aa00e8351d05b579fbe50c3f6033394af1
- SHA512 c821774dc820bb70dab23cc76e8666cafd67b67703e08d84ea836a97a22426797df2cd46b08011c8b21c9b76b4d4f852aad7fae026b85e16ef6d69279a89754a
- SSDEEP 3072:Q8AnLJgjSpb5msgavu8f2XZNXBSB/Pkk4x:iLGS5vPfuZNs
- MD5 SHA1 SHA512 SSDEEP