smokeloader | 41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed

Analysis

max time kernel
139s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
08-07-2022 04:13

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General

Target

41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe
Size

32KB
MD5

5dbe466a55f16d761abdf9eab5305589
SHA1

c3780664406cf17eff828e0e41c1009c10b34f82
SHA256

41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed
SHA512

7da0dcc1628c5ef373a7c3308ffc01b6d1bab4b2d2899ba89a533e5a4cde769c8526e56683255e67dbce2003cfd5c8c0752fab8a6e34572f8dbe022b83c8499a

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

http://185.61.148.224/p/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe

pid	process
3428	41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe
3428	41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe

C:\Users\Admin\AppData\Local\Temp\41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe
"C:\Users\Admin\AppData\Local\Temp\41e87e94d52d08cd7d82e052a72b598421dbd469d676cfb58640521a15ec0eed.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
PID:3428

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/892-131-0x0000000000170000-0x0000000000185000-memory.dmp

Filesize
84KB

Download
memory/3428-130-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3428-132-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download