smokeloader | bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20

Analysis

max time kernel
105s
max time network
214s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2025, 07:56

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General

Target

bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe
Size

230KB
MD5

ce8a71360c7571d605225cfe72938290
SHA1

cef429bd50198b60ccc172dcec24db3bec543b2a
SHA256

bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20
SHA512

15a1a356eb41e2a9df67b6ad5139f0ced542cae50900af091036ded1fa6327895f901df5116366fd3c0d38a3adc6f01a7b1aad3e6ae16c5d3b9a4305c4b0d145
SSDEEP

3072:StNB40PrptIKml2baxTKAI2XWjOPBoIIz/9pybO9yf4Z1LbewDpTb:StM0P9tT22qKwXWjceX6bO9y2iwB

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5828	5400	WerFault.exe	84

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	bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.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	bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe

C:\Users\Admin\AppData\Local\Temp\bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe
"C:\Users\Admin\AppData\Local\Temp\bd05f805a5d224f1b73f1cba33438777abe441c3c625109a5d3342be6e684b20.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:5400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5400 -s 352
  2⤵
  - Program crash
  PID:5828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5400 -ip 5400
1⤵
PID:220

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

memory/5400-1-0x00000000006D0000-0x00000000007D0000-memory.dmp

Filesize
1024KB

Download
memory/5400-2-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download
memory/5400-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5400-4-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5400-6-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download
memory/5400-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download