Analysis
- max time kernel
150s - max time network
121s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system - submitted
13/09/2023, 23:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f34f66fe4a437f08e62ea15c1e3b64a2.exe
Resource
win7-20230831-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
f34f66fe4a437f08e62ea15c1e3b64a2.exe
Resource
win10v2004-20230831-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target f34f66fe4a437f08e62ea15c1e3b64a2.exe
- Size 300KB
- Sample230913-3pegrsff6s
- SHA256 b20e910bf0d9ee01fb367d6804425b1c8ef31173229efbd013e97469f9354b30
- MD5 f34f66fe4a437f08e62ea15c1e3b64a2
- SHA1 e08465a2f31402b533df549af61131e17cc9f130
- SHA512 923b631f4cad9ad8261c46124d93a2159ea04138554b1493024a13f819878e5fef316ff7bbb07b714ada2646aa1f83211147e12408212171d91530ddb16da200
- SSDEEP 3072:U7GKqnNvA9VF1nO8t1cVclNHdgPkvt9o+2BhkFAiPEa+O3:UdAq9VF1nO83AiNH5tm+2A3+
- 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 1256 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 320 set thread context of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 - 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 f34f66fe4a437f08e62ea15c1e3b64a2.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI f34f66fe4a437f08e62ea15c1e3b64a2.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI f34f66fe4a437f08e62ea15c1e3b64a2.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2184 f34f66fe4a437f08e62ea15c1e3b64a2.exe 2184 f34f66fe4a437f08e62ea15c1e3b64a2.exe 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1256 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2184 f34f66fe4a437f08e62ea15c1e3b64a2.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28 PID 320 wrote to memory of 2184 320 f34f66fe4a437f08e62ea15c1e3b64a2.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\f34f66fe4a437f08e62ea15c1e3b64a2.exe"C:\Users\Admin\AppData\Local\Temp\f34f66fe4a437f08e62ea15c1e3b64a2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:320 -
C:\Users\Admin\AppData\Local\Temp\f34f66fe4a437f08e62ea15c1e3b64a2.exe"C:\Users\Admin\AppData\Local\Temp\f34f66fe4a437f08e62ea15c1e3b64a2.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2184
-