Analysis
- max time kernel
152s - max time network
125s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
10/10/2021, 16:22
Static task
static1
Behavioral task
behavioral1
Sample
1b4fe1aa33ce4b0e1813d355aa8af721.exe
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
1b4fe1aa33ce4b0e1813d355aa8af721.exe
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
- Target 1b4fe1aa33ce4b0e1813d355aa8af721.exe
- Size 337KB
- Sample211010-tt8fzagabr
- SHA256 a6ba2757626667ec6ecd5ff3979b19747d28bbb0d94f45a1697eda7f8545e168
- MD5 1b4fe1aa33ce4b0e1813d355aa8af721
- SHA1 cd4d14ee462354bc6c0df3a9da90dbe1de90c0b5
- SHA512 c07f942b94e05f0434d47a9ff05c9e839154b05cb1899a63ad9710e388c398f4ad60832c3a4cde6b150d9eabad8216cd1c70bbf0f147363785ab5f21ea7b9a0d
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://fazanaharahe10.top/
-
http://xandelissane20.top/
-
http://ustiassosale30.top/
-
http://cytheriata40.top/
-
http://ggiergionard50.top/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2972 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1828 set thread context of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 - 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 1b4fe1aa33ce4b0e1813d355aa8af721.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1b4fe1aa33ce4b0e1813d355aa8af721.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1b4fe1aa33ce4b0e1813d355aa8af721.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3132 1b4fe1aa33ce4b0e1813d355aa8af721.exe 3132 1b4fe1aa33ce4b0e1813d355aa8af721.exe 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found 2972 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2972 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3132 1b4fe1aa33ce4b0e1813d355aa8af721.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70 PID 1828 wrote to memory of 3132 1828 1b4fe1aa33ce4b0e1813d355aa8af721.exe 70
Processes
-
C:\Users\Admin\AppData\Local\Temp\1b4fe1aa33ce4b0e1813d355aa8af721.exe"C:\Users\Admin\AppData\Local\Temp\1b4fe1aa33ce4b0e1813d355aa8af721.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Users\Admin\AppData\Local\Temp\1b4fe1aa33ce4b0e1813d355aa8af721.exe"C:\Users\Admin\AppData\Local\Temp\1b4fe1aa33ce4b0e1813d355aa8af721.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3132
-