Analysis
- max time kernel
151s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
30/08/2022, 16:05
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target file.exe
- Size 292KB
- Sample220830-tjg62achc8
- SHA256 687d2155ddc6c48a19c2ad64df3380eb3e7d2d8158a2cb3949e5812ec77fd92a
- MD5 9c0f030ed4d9cedaf0b7d7d746b81839
- SHA1 685fcd95759cabd2914e32c796e8849401ba7d6c
- SHA512 f51b4e78c5113d225a2bd4c7206e8d066a06bc38380dcc6907680018918456d4111bc2a96128ab48296c524c20bc6a8a7bb31b2893639145f570a3dde21e146f
- SSDEEP 6144:Pohsnb5XHqTWg6u+ul7SbegAMcbMJMy/sRb9WF9C/T:SsnBQ7v9l7SbegAMXJM64
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4888-133-0x00000000009A0000-0x00000000009A9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 1044 38F2.exe - 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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4888 file.exe 4888 file.exe 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found 2468 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2468 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4888 file.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2468 wrote to memory of 1044 2468 Process not Found 91 PID 2468 wrote to memory of 1044 2468 Process not Found 91 PID 2468 wrote to memory of 1044 2468 Process not Found 91
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
PID:4888
-
C:\Users\Admin\AppData\Local\Temp\38F2.exeC:\Users\Admin\AppData\Local\Temp\38F2.exe1⤵
- Executes dropped EXE
PID:1044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\38F2.exe
- Size 1.9MB
- SHA256 b80ab68308f0fc85d12db562b55db0e929cb3685867acafb9a6cb472386a2db4
- MD5 9fbd8101f57fbade29caba6374dedf3a
- SHA1 30ee3d28395c9eb91410dcade55d476fc64ab38f
- SHA512 bf36456fe4bd6f6f1edf0f788ebd24f22254dcbeaae1f120f5ef527e956456f0be68b97f401b722c6033a08b0c399bcaf89400ef58fe8163668716e7040d3d51
- SSDEEP 49152:llQ5zYmtbGOoelQhrz1E/0VaLuWgUsCEQpQcGeFsa+yLo8:ll5YGvrz1E/0LWlsCl0DA3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\38F2.exe
- Size 1.9MB
- SHA256 b80ab68308f0fc85d12db562b55db0e929cb3685867acafb9a6cb472386a2db4
- MD5 9fbd8101f57fbade29caba6374dedf3a
- SHA1 30ee3d28395c9eb91410dcade55d476fc64ab38f
- SHA512 bf36456fe4bd6f6f1edf0f788ebd24f22254dcbeaae1f120f5ef527e956456f0be68b97f401b722c6033a08b0c399bcaf89400ef58fe8163668716e7040d3d51
- SSDEEP 49152:llQ5zYmtbGOoelQhrz1E/0VaLuWgUsCEQpQcGeFsa+yLo8:ll5YGvrz1E/0LWlsCl0DA3
- MD5 SHA1 SHA512 SSDEEP