Behavioral Report

Resubmissions

19-01-2021 19:24

210119-s26yznnqsn 10

19-11-2020 13:14

201119-s41ec6lt86 10

Analysis

max time kernel
1696s
max time network
1697s
platform
windows10_x64
resource
win10v20201028
submitted
19-11-2020 13:14

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Report Files Registry Network Processes Mutex Misc

General

Target

2019-09-02_22-41-10.exe

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2019

http://advertserv25.world/logstatx77/

http://mailstatm74.club/logstatx77/

http://kxservx7zx.club/logstatx77/

http://dsmail977sx.xyz/logstatx77/

http://fdmail709.club/logstatx77/

http://servicestar751.club/logstatx77/

http://staradvert9075.club/logstatx77/

http://staradvert1883.club/logstatx77/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Loads dropped DLL ⋅ 1 IoCs

Processes:

2019-09-02_22-41-10.exe

pid process

3532 2019-09-02_22-41-10.exe
Suspicious use of SetThreadContext ⋅ 1 IoCs

Processes:

2019-09-02_22-41-10.exe

description pid process target process

PID 1404 set thread context of 3532 1404 2019-09-02_22-41-10.exe 2019-09-02_22-41-10.exe

pid	process
3532	2019-09-02_22-41-10.exe

description	pid	process	target process
PID 1404 set thread context of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe

Checks SCSI registry key(s) ⋅ 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

TTPs:

Query Registry Peripheral Device Discovery System Information Discovery

Processes:

2019-09-02_22-41-10.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2019-09-02_22-41-10.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2019-09-02_22-41-10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2019-09-02_22-41-10.exe

Suspicious behavior: MapViewOfSection ⋅ 2 IoCs

Processes:

2019-09-02_22-41-10.exe

pid process

3532 2019-09-02_22-41-10.exe
3532 2019-09-02_22-41-10.exe

pid	process
3532	2019-09-02_22-41-10.exe
3532	2019-09-02_22-41-10.exe

Suspicious use of WriteProcessMemory ⋅ 6 IoCs

Processes:

2019-09-02_22-41-10.exe

description	pid	process	target process
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe
PID 1404 wrote to memory of 3532	1404	2019-09-02_22-41-10.exe	2019-09-02_22-41-10.exe

C:\Users\Admin\AppData\Local\Temp\2019-09-02_22-41-10.exe

"C:\Users\Admin\AppData\Local\Temp\2019-09-02_22-41-10.exe"

Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory

PID:1404

C:\Users\Admin\AppData\Local\Temp\2019-09-02_22-41-10.exe

"C:\Users\Admin\AppData\Local\Temp\2019-09-02_22-41-10.exe"

Loads dropped DLL
Checks SCSI registry key(s)
Suspicious behavior: MapViewOfSection

PID:3532

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Defense Evasion

Discovery

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

\Users\Admin\AppData\Local\Temp\D47F.tmp

Download Submit
memory/1404-0-0x0000000000BD6000-0x0000000000BE8000-memory.dmp

Download
memory/1404-1-0x0000000000F90000-0x0000000000F91000-memory.dmp

Download
memory/3024-6-0x0000000000850000-0x0000000000851000-memory.dmp

Download
memory/3532-2-0x0000000000400000-0x000000000040A000-memory.dmp

Download
memory/3532-3-0x0000000000402CED-mapping.dmp

Download
memory/3532-5-0x0000000002050000-0x0000000002066000-memory.dmp

Download