smokeloader | b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079

Analysis

max time kernel
136s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-06-2022 01:28

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General

Target

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe
Size

197KB
MD5

e86a8be3088ea0a82300b357e1235e5d
SHA1

c7d80be138990aece95b7a54b3c5fa1ad45198c2
SHA256

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079
SHA512

fa94b237bc556cd30e0552e7c995530e7e2fe4e69039c8b933321c481c9f6cbff74a9792615abbb412fefb08e40bced319112a3cfaa820fc32c20e36203d1ab3

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2019

http://magazinzapchasti.ru/

http://neponilomancitlimposup.ru/

http://himolamodaspopular.ru/

http://everyopenclinercorparetion.ru/

rc4.i32

Signatures

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

Processes:

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

pid process

2360 b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

pid	process
2360	b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe
2360	b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe

C:\Users\Admin\AppData\Local\Temp\b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe
"C:\Users\Admin\AppData\Local\Temp\b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2360

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

C:\Users\Admin\AppData\Local\Temp\6B79.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/2360-130-0x00000000005B2000-0x00000000005BD000-memory.dmp

Filesize
44KB

Download
memory/2360-132-0x00000000005B2000-0x00000000005BD000-memory.dmp

Filesize
44KB

Download
memory/2360-133-0x0000000000560000-0x000000000056A000-memory.dmp

Filesize
40KB

Download
memory/2360-134-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2360-136-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3272-135-0x0000000000CD0000-0x0000000000CE6000-memory.dmp

Filesize
88KB

Download