smokeloader | a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e

Analysis

max time kernel
139s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-06-2022 17:35

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General

Target

a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe
Size

237KB
MD5

3703683cee0b221277e91b979bd2c9dc
SHA1

b60a13844a01053a977eb70d337dfe1450f748e1
SHA256

a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e
SHA512

bedc622fe45390f1f2d515e1f00ef1e9860a1b70cf5e4fcb3a6649677b8d5b254ec77f4d570c2213764658de2cf0b66d1050a757ad86bfa359b1c53a7c5fb763

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

http://ghjk78kjhb.net/

http://cleancleankkl.net/

http://dunujilis11r.net/

http://sulionuili1.in/

http://eseruuynli2.net/

http://nulikuliey.net/

http://oohdojssks9uf.net/

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:

a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

Checks SCSI registry key(s) 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

pid	process
3648	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe
3648	a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe

C:\Users\Admin\AppData\Local\Temp\a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe
"C:\Users\Admin\AppData\Local\Temp\a618110cfb766fa3638fcb2d515bf233ad05b106fc3d9bbad59673b9e18ce52e.exe"
1⤵
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3648

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/2560-134-0x0000000000AC0000-0x0000000000AD5000-memory.dmp

Filesize
84KB

Download
memory/3648-131-0x000000000078E000-0x0000000000798000-memory.dmp

Filesize
40KB

Download
memory/3648-132-0x0000000002220000-0x000000000222A000-memory.dmp

Filesize
40KB

Download
memory/3648-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3648-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download