smokeloader | f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483

Analysis

max time kernel
91s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-06-2022 11:13

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General

Target

f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe
Size

149KB
MD5

cfc21859ce2755999865f9ab8268131a
SHA1

2cb310b57b6d27125270af16b2cde9940088c052
SHA256

f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483
SHA512

1a6a953dbb4069ef9315fa2e010f893854273628e735fe4453df8a9dc33e4584c8c0d3f4c8d080a488da7f6fc4f544e7745dc574d8762b4a9ab96b39dabe3a14

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/

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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:

f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.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:

f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe

pid	process
2416	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe
2416	f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe

C:\Users\Admin\AppData\Local\Temp\f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe
"C:\Users\Admin\AppData\Local\Temp\f3bf887159da411617802401a2717d87c35da3154ce52dafc810c56e11e2a483.exe"
1⤵
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2416

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/2416-130-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2416-131-0x000000000047B000-0x0000000000485000-memory.dmp

Filesize
40KB

Download
memory/2416-132-0x0000000000030000-0x000000000003A000-memory.dmp

Filesize
40KB

Download
memory/2416-133-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2628-134-0x0000000001080000-0x0000000001095000-memory.dmp

Filesize
84KB

Download