Analysis
- max time kernel
150s - max time network
31s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
28/03/2023, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target file.exe
- Size 295KB
- Sample230328-pp2emsba36
- SHA256 17dcd596f892d31a220fba0fa1752b2442397d4aaec547a672d36fb1e533293d
- MD5 8e2aa331b5a83da49e8ad2a5ebfe16ef
- SHA1 f660843b6bd05f25fe28ef6f8223a38d5e5d7527
- SHA512 1abd604949e6e5a52de0b8ae18b3a0d7d59875b83fb7f7faef7719658c3d52a16706e0c199867929ed6cc290c0c8bc70758c2f4fa838129f0f6989e6b891658c
- SSDEEP 3072:1l88VLE8LwYJejxRF3hh9Ion6xPVC2X3S8qas035phZO0mklmc2toiDTNg:P3ECrej93h0ZSO/6tDDTO
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
lab
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1992 set thread context of 2012 1992 file.exe 28 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2012 file.exe 2012 file.exe 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found 1188 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1188 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2012 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28 PID 1992 wrote to memory of 2012 1992 file.exe 28
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:1992 -
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:2012
-