Analysis
- max time kernel
300s - max time network
123s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
21/02/2024, 04:49
General
- Target 1a0c9d76d6bd6cf708c1939bb3f4748ccb40b0a4b0c880c6eba432be1a5910f2.exe
- Size 135KB
- Sample240221-ffvfascc25
- SHA256 1a0c9d76d6bd6cf708c1939bb3f4748ccb40b0a4b0c880c6eba432be1a5910f2
Malware Config
Extracted
-
smokeloader
-
pub3
Extracted
-
smokeloader
-
2022
-
http://sjyey.com/tmp/index.php
-
http://babonwo.ru/tmp/index.php
-
http://mth.com.ua/tmp/index.php
-
http://piratia.pw/tmp/index.php
-
http://go-piratia.ru/tmp/index.php
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: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 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\1a0c9d76d6bd6cf708c1939bb3f4748ccb40b0a4b0c880c6eba432be1a5910f2.exe"C:\Users\Admin\AppData\Local\Temp\1a0c9d76d6bd6cf708c1939bb3f4748ccb40b0a4b0c880c6eba432be1a5910f2.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Windows\system32\taskeng.exetaskeng.exe {7A56E133-1CE5-4CD2-B9B3-616A7DE1379D} S-1-5-21-928733405-3780110381-2966456290-1000:VTILVGXH\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\eieaugaC:\Users\Admin\AppData\Roaming\eieauga2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
eieauga
memory/1244-4-0x00000000038B0000-0x00000000038C6000-memory.dmp
memory/1244-16-0x00000000039D0000-0x00000000039E6000-memory.dmp
memory/1856-1-0x0000000000920000-0x0000000000A20000-memory.dmp
memory/1856-2-0x0000000000220000-0x000000000022B000-memory.dmp
memory/1856-3-0x0000000000400000-0x0000000000817000-memory.dmp
memory/1856-5-0x0000000000400000-0x0000000000817000-memory.dmp
memory/2612-14-0x0000000000900000-0x0000000000A00000-memory.dmp
memory/2612-15-0x0000000000400000-0x0000000000817000-memory.dmp
memory/2612-17-0x0000000000400000-0x0000000000817000-memory.dmp