Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
07/01/2024, 12:33
General
- Target 48fe247f849fd32de680f3bb5e3e636b.exe
- Size 328KB
- Sample240107-prd25ageg5
- SHA256 42e1555642184afdb835094bb0ce15e6f995523c954becf8518f06ef4cc9e590
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub6
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://conceitosseg.com/upload/
-
http://integrasidata.com/upload/
-
http://ozentekstil.com/upload/
-
http://finbelportal.com/upload/
-
http://telanganadigital.com/upload/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
- Loads dropped DLL 1 IoCs
- Program crash 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\48fe247f849fd32de680f3bb5e3e636b.exe"C:\Users\Admin\AppData\Local\Temp\48fe247f849fd32de680f3bb5e3e636b.exe"1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 3922⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1628 -ip 16281⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
CC4F.tmp
memory/1628-1-0x0000000000590000-0x0000000000690000-memory.dmp
memory/1628-2-0x00000000004F0000-0x00000000004F9000-memory.dmp
memory/1628-3-0x0000000000400000-0x000000000046C000-memory.dmp
memory/1628-11-0x0000000000400000-0x000000000046C000-memory.dmp
memory/3520-8-0x00000000032D0000-0x00000000032E5000-memory.dmp