Analysis
- max time kernel
150s - max time network
44s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system - submitted
15/01/2023, 12:07
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
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target file.exe
- Size 207KB
- Sample230115-paandaee23
- SHA256 48b4ff898e65dd405ba6df853ab6bab8bb9a30a2aa5f06ed3782d92194791a71
- MD5 40852cf253e70e0a5024e429af3178ad
- SHA1 8a69fb88a4f56003c212a26f55f6114c17c19233
- SHA512 0a15c5acb587b7a393dbf5f984dccb124677e2f7d842f720d4d53362afb8eeeabffc6673252ff2c90c0058521e28af769354aea88650bca90a290cd7f62edafa
- SSDEEP 3072:YXtyMOFlm5I5tIEPjE3W4hOmlNYu6WCHPcU8i:se6maW4wS6u/Ck
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1712-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1712-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1636-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1712-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1712-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1636 set thread context of 1712 1636 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 1712 file.exe 1712 file.exe 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1712 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 file.exe 27 PID 1636 wrote to memory of 1712 1636 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:1636 -
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:1712
-