smokeloader | 38bc13ef112b2f17d4d1a80243fac6a521b5d58228984aae0752d79487fa3b66

Resubmissions

16-02-2025 01:02

250216-bd8gxstmfr 10

13-02-2025 19:41

250213-yd78gssrap 10

Analysis

max time kernel
152s
max time network
278s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
17-01-2025 10:48

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General

Target

0di3x.exe
Size

111KB
MD5

bd97f762750d0e38e38d5e8f7363f66a
SHA1

9ae3d7053246289ff908758f9d60d79586f7fc9f
SHA256

d4b767b57f453d599559532d7351feeecd4027b89b0b117552b7a3432ed4a158
SHA512

d0f00c07563aab832b181a7ab93413a93f913f813c83d63c25f4473b7fa2003b4b2a83c97bd9766f9f45a7f2de9e922139a010612f21b15407c9f2bb58a53e39
SSDEEP

1536:4SYTPSLUTRZaEioqsQRPRXplmbH50B+dLDOZrZRzKZvJj5RmLFs8hN:43OLUra1oqxvplQ50BrStJ9RmLFs

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4052	0di3x.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4900	4052	WerFault.exe	80

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0di3x.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0di3x.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0di3x.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0di3x.exe

C:\Users\Admin\AppData\Local\Temp\0di3x.exe
"C:\Users\Admin\AppData\Local\Temp\0di3x.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 440
  2⤵
  - Program crash
  PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4052 -ip 4052
1⤵
PID:3484

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2F6.tmp

Filesize
1.6MB

MD5
52db2f93c0c0ecd56c166dd00ab0f5b2

SHA1
527141b01e79c0e8e3946cb782d7ad484c8d8019

SHA256
3735bc3f50423eb89bcb62948751f63057e70b7eab38570dbfed043877ed5d81

SHA512
67d3d9ccfa13a62979dfec74bb91cbf702026f77f5dcf73c539396c1129d46605686d6ba2c855ea3096622421e0d01652d983ac2d950c306dcc168630571178b

Download Submit
memory/4052-2-0x00000000030C0000-0x00000000030CA000-memory.dmp

Filesize
40KB

Download
memory/4052-1-0x00000000030E0000-0x00000000031E0000-memory.dmp

Filesize
1024KB

Download
memory/4052-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4052-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4052-6-0x00000000030C0000-0x00000000030CA000-memory.dmp

Filesize
40KB

Download
memory/4052-5-0x0000000000400000-0x0000000002FA6000-memory.dmp

Filesize
43.6MB

Download