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
17/03/2023, 13:45
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
10 signatures
150 seconds
General
- Target file.exe
- Size 295KB
- Sample230317-q2ebbage44
- SHA256 91752dfafeac37df2e377425006fb53dc65ea27109c6e841b5412b58263be2df
- MD5 88c9c74f227ab2c4338c33efbb177c80
- SHA1 2274b54cedb4957e3e98b743cf6a7eb04d7514f4
- SHA512 55f8797c9aacd6ddc9f2549cbfbf76b1fc5a763651bc84b78156d4a7fcf4917dedbade334ef49cfb770243eb749249af9353dca19e9bb49ae571808879462381
- SSDEEP 3072:rSUPwyLz6WBVgPlr6MZCF2PSXMsU/mFeV6LWYiI3HM3z:euwyLzjBVg9rpSXMsmmFeVFj
- 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 1136 set thread context of 1104 1136 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 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 1104 file.exe 1104 file.exe 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found 1320 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1320 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1104 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 file.exe 28 PID 1136 wrote to memory of 1104 1136 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:1136 -
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:1104
-