Analysis
-
max time kernel
149s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-01-2023 10:22
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
-
Target
file.exe
-
Size
341KB
-
MD5
233c8fb34be6191c517d14f49ecbdf67
-
SHA1
e166c4e5dd9cd730da70f8107da227358359cfcb
-
SHA256
f22786a37967bb75c2236e0c5718db4deeaa3ab46772b8230525f021c9d23caa
-
SHA512
ae80151c66d37542e2ce23e5d2953765848f9e5ea4b503f38d22e6fffe8a282ad86f8cc0cbf2351a1f98d7ab453619fd486be8f743a88d45313592ada47eef0d
-
SSDEEP
6144:ODLCug/OKNbC/hLCS0R0Ppbz5Djq7VWRFBMolz90XfkT:aGJ18/8STpvY7VWR5lz+Q
Malware Config
Signatures
-
Detects Smokeloader packer 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1664-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1564-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1664-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1664-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1664-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
file.exedescription pid process target process PID 1564 set thread context of 1664 1564 file.exe file.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
file.exedescription 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
Processes:
file.exepid process 1664 file.exe 1664 file.exe 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 1376 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
file.exepid process 1664 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
file.exedescription pid process target process PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe PID 1564 wrote to memory of 1664 1564 file.exe file.exe
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:1564 -
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:1664