smokeloader | f1bbcc5c678d174d858ae089f4494e3ea8bcfc418098d61804a15e437f08aff7

Resubmissions

03-07-2024 22:59

240703-2yn7wszhlp 10

03-07-2024 16:13

03-07-2024 16:11

10-05-2024 16:25

24-08-2023 11:16

05-08-2023 22:52

Analysis

max time kernel
91s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 16:11

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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 trojan

Malware Config

Signatures

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

Processes:

0di3x.exe

pid process

3728 0di3x.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1596 3728 WerFault.exe 0di3x.exe

pid	process
3728	0di3x.exe

pid	pid_target	process	target process
1596	3728	WerFault.exe	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

Processes:

0di3x.exe

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
- Checks SCSI registry key(s)
PID:3728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 388
2⤵
- Program crash
PID:1596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3728 -ip 3728
1⤵
PID:3488

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2F6.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3728-1-0x0000000002FB0000-0x00000000030B0000-memory.dmp

Filesize
1024KB

Download
memory/3728-2-0x0000000003130000-0x000000000313A000-memory.dmp

Filesize
40KB

Download
memory/3728-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3728-9-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3728-8-0x0000000000400000-0x0000000002FA6000-memory.dmp

Filesize
43.6MB

Download