Analysis
- max time kernel
161s - max time network
165s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
13/10/2023, 04:39
General
- Target SecuriteInfo.com.Win32.BotX-gen.4091.1918.exe
- Size 267KB
- Sample231013-e95bxsga65
- SHA256 56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc
Malware Config
Extracted
-
smokeloader
-
pub1
Extracted
-
smokeloader
-
2022
-
http://gudintas.at/tmp/
-
http://pik96.ru/tmp/
-
http://rosatiauto.com/tmp/
-
http://kingpirate.ru/tmp/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 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\SecuriteInfo.com.Win32.BotX-gen.4091.1918.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.BotX-gen.4091.1918.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\fhhavbaC:\Users\Admin\AppData\Roaming\fhhavba1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
fhhavba
fhhavba
memory/3160-4-0x0000000002E00000-0x0000000002E16000-memory.dmp
memory/3160-16-0x0000000008160000-0x0000000008176000-memory.dmp
memory/3700-1-0x0000000000780000-0x0000000000880000-memory.dmp
memory/3700-2-0x0000000000770000-0x0000000000779000-memory.dmp
memory/3700-3-0x0000000000400000-0x0000000000711000-memory.dmp
memory/3700-5-0x0000000000400000-0x0000000000711000-memory.dmp
memory/4624-14-0x0000000000990000-0x0000000000A90000-memory.dmp
memory/4624-15-0x0000000000400000-0x0000000000711000-memory.dmp
memory/4624-17-0x0000000000400000-0x0000000000711000-memory.dmp