Analysis
- max time kernel
152s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20231127-en - resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system - submitted
02/12/2023, 16:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5eacfa3bd68b1116875173c7a9a02bb5.exe
Resource
win7-20231025-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
5eacfa3bd68b1116875173c7a9a02bb5.exe
Resource
win10v2004-20231127-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 5eacfa3bd68b1116875173c7a9a02bb5.exe
- Size 307KB
- Sample231202-t8talaea5t
- SHA256 f35dbaff6f328daa836dcab2a80cf3efae4dd574788e153a7ecd27f52da9dee1
- MD5 5eacfa3bd68b1116875173c7a9a02bb5
- SHA1 442959e7a3e4ee866a0185833d27deae8e2d5aad
- SHA512 1cb935156a4506b89d5a9b27176f29634e2de9b2e5ab82a2c6050fc4bb85b50838f4d14e78e3165fd1d48006f2e3d9c48c40da79743f4982de179f35e7d3a804
- SSDEEP 3072:oT2lsEO4HsAUnK4q7crAa2JEnT1L6Ft5JgRMu63jXdo:59O4Ha1Gckq5mFpg6jX
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub1
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 3120 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1952 set thread context of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5eacfa3bd68b1116875173c7a9a02bb5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5eacfa3bd68b1116875173c7a9a02bb5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5eacfa3bd68b1116875173c7a9a02bb5.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 920 5eacfa3bd68b1116875173c7a9a02bb5.exe 920 5eacfa3bd68b1116875173c7a9a02bb5.exe 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3120 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 920 5eacfa3bd68b1116875173c7a9a02bb5.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 3120 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 PID 1952 wrote to memory of 920 1952 5eacfa3bd68b1116875173c7a9a02bb5.exe 89 - 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\5eacfa3bd68b1116875173c7a9a02bb5.exe"C:\Users\Admin\AppData\Local\Temp\5eacfa3bd68b1116875173c7a9a02bb5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\5eacfa3bd68b1116875173c7a9a02bb5.exe"C:\Users\Admin\AppData\Local\Temp\5eacfa3bd68b1116875173c7a9a02bb5.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:920
-