smokeloader | 3d6ebed4e7a6feb123cb81392020de8b1e7ab51c2c2df0061d3786e02eab77bd

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 14:29

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General

Target

b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe
Size

243KB
MD5

b25c9ca4e49f3d3562868085117bf53e
SHA1

a66b197bb271053af99694d94c53f08e89526e6a
SHA256

b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23
SHA512

46f710052e58f15d269e85b53fc6154bb78d8315348de795ac91bec93267adff0ad5916f1f849f2e07fde446abca45ba3198c116f438bf5b2b73f6a7f019b336
SSDEEP

3072:VszpWaPSL2brRWqwcYETKEJkJTstDR/8HXk2z6rxlVZZhUm1hmB:mWaPSLuK19M/8Zz6rxlVram1h

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
996	5088	WerFault.exe	84

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

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe

C:\Users\Admin\AppData\Local\Temp\b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe
"C:\Users\Admin\AppData\Local\Temp\b55b2c5e4231ca2d7a08de7e7716b6eb4d840540fd1509bfe7d225a690bf9d23.exe"
1⤵
- Checks SCSI registry key(s)
PID:5088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 352
  2⤵
  - Program crash
  PID:996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5088 -ip 5088
1⤵
PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/5088-1-0x0000000000690000-0x0000000000790000-memory.dmp

Filesize
1024KB

Download
memory/5088-2-0x00000000005F0000-0x00000000005FB000-memory.dmp

Filesize
44KB

Download
memory/5088-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/5088-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download