Analysis
- max time kernel
151s - max time network
46s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system - submitted
18/12/2022, 13:45
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target file.exe
- Size 213KB
- Sample221218-q2dpsafa4x
- SHA256 134bc4d2beb4700009e80cae0762f731a3a39703ca6fce6e201eec1cb1ffdb7a
- MD5 3d48f9b1cffcb891d25e1d6f5abe73f9
- SHA1 b6da7a3845938c8c0cc8384bf87bde8a95831609
- SHA512 52fb7b114b2a123b72ac6ba7dca3b4c797e9d2a1694a067c4af75486f55cc8b3057e836a6e15ece651d9e3bf1c6a4ec410c7d8d5c06868bab15aeedfef325160
- SSDEEP 3072:9rwYRkLmTvNPRqKoSF5XnBym2PYgmvnfcg3un3dLN1HOil3lk025PH:S5LwGmfQm2PYgmvnl+nX1jlVklPH
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1072-56-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1072-55-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1088-59-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1072-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1072-61-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1088 set thread context of 1072 1088 file.exe 27 - 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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1072 file.exe 1072 file.exe 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1072 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27 PID 1088 wrote to memory of 1072 1088 file.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1072
-