Analysis
- max time kernel
150s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
21/01/2024, 21:39
General
- Target SecuriteInfo.com.Trojan.Siggen24.36475.980.31143.exe
- Size 215KB
- Sample240121-1hlldsbbf5
- SHA256 1de489805895c5c666547d588f1d762dbc28b6be48002b99e3404957ecf8fc08
Malware Config
Extracted
-
smokeloader
-
pub3
Extracted
-
smokeloader
-
2022
-
http://gxutc2c.com/tmp/index.php
-
http://proekt8.ru/tmp/index.php
-
http://mth.com.ua/tmp/index.php
-
http://pirateking.online/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.
- Modifies registry class 3 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 11 IoCs
- Suspicious use of FindShellTrayWindow 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.Trojan.Siggen24.36475.980.31143.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen24.36475.980.31143.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\cigcshvC:\Users\Admin\AppData\Roaming\cigcshv1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
cigcshv
memory/2096-2-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2096-3-0x00000000004D0000-0x00000000004DB000-memory.dmp
memory/2096-1-0x0000000000500000-0x0000000000600000-memory.dmp
memory/2096-5-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2748-17-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2748-14-0x0000000000670000-0x0000000000770000-memory.dmp
memory/2748-15-0x0000000000400000-0x000000000043B000-memory.dmp
memory/3320-53-0x0000027AFF9A0000-0x0000027AFF9A1000-memory.dmp
memory/3320-21-0x0000027AFF540000-0x0000027AFF550000-memory.dmp
memory/3320-37-0x0000027AFF640000-0x0000027AFF650000-memory.dmp
memory/3320-55-0x0000027AFF9D0000-0x0000027AFF9D1000-memory.dmp
memory/3320-56-0x0000027AFF9D0000-0x0000027AFF9D1000-memory.dmp
memory/3320-57-0x0000027AFFAE0000-0x0000027AFFAE1000-memory.dmp
memory/3568-16-0x0000000002950000-0x0000000002966000-memory.dmp
memory/3568-4-0x0000000006C20000-0x0000000006C36000-memory.dmp