Analysis
- max time kernel
150s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
06/10/2022, 14:37
Static task
static1
Behavioral task
behavioral1
Sample
1892835e01553b02b73b00081c6e9503.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
1892835e01553b02b73b00081c6e9503.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 1892835e01553b02b73b00081c6e9503.exe
- Size 145KB
- Sample221006-ry56ashfe7
- SHA256 e2358bf8075b34af55e730aa3139b0d91e24e44f5c33a76dacfa1626b48e510e
- MD5 1892835e01553b02b73b00081c6e9503
- SHA1 225db59f9d62ec24335e8507c2cf804ffc859015
- SHA512 ca5bba827409a0e78ab95a851bc83e8bf49fa18983df0c40aa59c9f27bfb34003a5311642ff48c1a10f6c42a7064a7a2048e13f884e1f71fe1ff022b188b98a8
- SSDEEP 3072:RLCK/nLHt/J4McSvZLbe/AvuCS4uXjufUZ5O:Rm2LHtJXxbe4S444S
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/1696-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/520-135-0x0000000000600000-0x0000000000609000-memory.dmp family_smokeloader behavioral2/memory/1696-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1696-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 520 set thread context of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 - 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 1892835e01553b02b73b00081c6e9503.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1892835e01553b02b73b00081c6e9503.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1892835e01553b02b73b00081c6e9503.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1696 1892835e01553b02b73b00081c6e9503.exe 1696 1892835e01553b02b73b00081c6e9503.exe 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found 2824 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2824 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1696 1892835e01553b02b73b00081c6e9503.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82 PID 520 wrote to memory of 1696 520 1892835e01553b02b73b00081c6e9503.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\1892835e01553b02b73b00081c6e9503.exe"C:\Users\Admin\AppData\Local\Temp\1892835e01553b02b73b00081c6e9503.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Users\Admin\AppData\Local\Temp\1892835e01553b02b73b00081c6e9503.exe"C:\Users\Admin\AppData\Local\Temp\1892835e01553b02b73b00081c6e9503.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1696
-