smokeloader | 38bc13ef112b2f17d4d1a80243fac6a521b5d58228984aae0752d79487fa3b66

Resubmissions

02-12-2024 01:07

241202-bgptzswpcr 10

02-12-2024 00:53

241202-a81vwswlaj 10

30-11-2024 15:15

241130-sm5aasxjhs 10

Analysis

max time kernel
89s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 00:53

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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

Processes:

0di3x.exe

pid	Process
3812	0di3x.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
5028	3812	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

Processes:

0di3x.exe

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

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
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 376
  2⤵
  - Program crash
  PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3812 -ip 3812
1⤵
PID:4544

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
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3812-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3812-1-0x00000000030B0000-0x00000000031B0000-memory.dmp

Filesize
1024KB

Download
memory/3812-7-0x0000000000400000-0x0000000002FA6000-memory.dmp

Filesize
43.6MB

Download
memory/3812-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3812-9-0x0000000000400000-0x0000000002FA6000-memory.dmp

Filesize
43.6MB

Download