Analysis
- max time kernel
151s - max time network
128s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
22/01/2022, 17:56
Static task
static1
Behavioral task
behavioral1
Sample
85712f61fc6779726bf7788d062a7494.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
85712f61fc6779726bf7788d062a7494.exe
Resource
win10-en-20211208
windows10_x64
0 signatures
0 seconds
General
- Target 85712f61fc6779726bf7788d062a7494.exe
- Size 238KB
- Sample220122-wh1yvscfaj
- SHA256 26eaca0fdba3ef01a3a43f06ccaa97bcd824d70fe2d8722a8f2d89d096a2e04c
- MD5 85712f61fc6779726bf7788d062a7494
- SHA1 b17bd18a986779abef87c5d0d10343b3cd124c7f
- SHA512 d377712376e28825243c58c8c33bdca9ccac2e77e6b9ecd13528b7ec7a2e2161031b92265bb483de2124c5560bee24757a0f4834728fd8f5a657ac50acd10634
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-data-coin-11.com/
-
http://file-coin-host-12.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 396 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3416 set thread context of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 - 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 85712f61fc6779726bf7788d062a7494.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 85712f61fc6779726bf7788d062a7494.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 85712f61fc6779726bf7788d062a7494.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4052 85712f61fc6779726bf7788d062a7494.exe 4052 85712f61fc6779726bf7788d062a7494.exe 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found 396 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 396 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4052 85712f61fc6779726bf7788d062a7494.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69 PID 3416 wrote to memory of 4052 3416 85712f61fc6779726bf7788d062a7494.exe 69
Processes
-
C:\Users\Admin\AppData\Local\Temp\85712f61fc6779726bf7788d062a7494.exe"C:\Users\Admin\AppData\Local\Temp\85712f61fc6779726bf7788d062a7494.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3416 -
C:\Users\Admin\AppData\Local\Temp\85712f61fc6779726bf7788d062a7494.exe"C:\Users\Admin\AppData\Local\Temp\85712f61fc6779726bf7788d062a7494.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4052
-