Analysis
- max time kernel
153s - max time network
54s - platform
windows10-1703_x64 - resource
win10-20220812-en - resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system - submitted
31/10/2022, 22:13
Static task
static1
Behavioral task
behavioral1
Sample
da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe
Resource
win10-20220812-en
9 signatures
150 seconds
General
- Target da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe
- Size 211KB
- Sample221031-149kcadfa2
- SHA256 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9
- MD5 a1d4e6587d8431e0a81638f149902b76
- SHA1 019de7868605c08188e4996618740a0779757591
- SHA512 e77f02970a99286f37fea67846cfffcac89f7138f7d33179fbfb442fd5f882352cd71094b86e8d2a6ce70d5a0a79039447a5d5c738fdc55f1968065968ce0e6c
- SSDEEP 3072:keGKdu6zSMFOuYgLDeG6Myf5DdhWkfP/JUsqTV4dUGp5h8x:keRfznFOWLDeGyWSYYUe5G
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1800-148-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1800-149-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1800-157-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1800-181-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2252 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2716 set thread context of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 - 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 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1800 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 1800 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found 2252 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2252 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1800 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66 PID 2716 wrote to memory of 1800 2716 da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe 66
Processes
-
C:\Users\Admin\AppData\Local\Temp\da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe"C:\Users\Admin\AppData\Local\Temp\da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Users\Admin\AppData\Local\Temp\da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe"C:\Users\Admin\AppData\Local\Temp\da071be822f0aa91cdb02444fc7d9325ca1286a54e5a27b229e8399ba6f246e9.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1800
-