Resubmissions
11/04/2024, 09:38
240411-ll3lragg451011/04/2024, 09:38
240411-ll3azsbh8z1011/04/2024, 09:38
240411-ll2pfsgg441011/04/2024, 09:38
240411-ll2dpabh8x1011/04/2024, 09:37
240411-llsrjsbh8v1009/04/2024, 03:24
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240409-dxjn1sda441016/01/2024, 16:35
240116-t3vapsehak10Analysis
- max time kernel
152s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
11/04/2024, 09:37
General
- Target file.exe
- Size 234KB
- Sample240411-llsrjsbh8v
- SHA256 b4d9bc9471648ef8d072e524b4c6e3f5793e29b663bc85a9809912e7fad320c2
Malware Config
Extracted
-
smokeloader
-
2022
-
http://selebration17io.io/index.php
-
http://vacantion18ffeu.cc/index.php
-
http://valarioulinity1.net/index.php
-
http://buriatiarutuhuob.net/index.php
-
http://cassiosssionunu.me/index.php
-
http://sulugilioiu19.net/index.php
-
http://goodfooggooftool.net/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
- 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\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3792 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:81⤵
-
C:\Users\Admin\AppData\Roaming\wwdbgwsC:\Users\Admin\AppData\Roaming\wwdbgws1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
wwdbgws
memory/648-1-0x0000000000670000-0x0000000000770000-memory.dmp
memory/648-2-0x00000000005E0000-0x00000000005EB000-memory.dmp
memory/648-3-0x0000000000400000-0x0000000000440000-memory.dmp
memory/648-8-0x00000000005E0000-0x00000000005EB000-memory.dmp
memory/648-5-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3240-4-0x0000000000B00000-0x0000000000B16000-memory.dmp
memory/3240-17-0x00000000009C0000-0x00000000009D6000-memory.dmp
memory/3708-15-0x00000000005E0000-0x00000000006E0000-memory.dmp
memory/3708-16-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3708-20-0x0000000000400000-0x0000000000440000-memory.dmp