smokeloader | 849f9f7c3482fc7e5da7b9cf809dfb9c93310bedd26138082932945fb66479c1

Analysis

max time kernel
96s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 13:45

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General

Target

3534cc8899e06062d5776176b223f1ca.exe
Size

217KB
MD5

3534cc8899e06062d5776176b223f1ca
SHA1

18b15c35a74e244b516b9a4ecff8b0b890c5bd1e
SHA256

849f9f7c3482fc7e5da7b9cf809dfb9c93310bedd26138082932945fb66479c1
SHA512

5ad006ceab3d7af06cd18a1c66952850e22ce65910de648401edcb26ea0cc08ce72855dd33721ac1c07bf2009d53b7ee3b12ae9b5470bc3b5b1d987a0a4ae0a1
SSDEEP

1536:4N52bQKwd3oYg3beLzwvO7uSkFcS1s4npt53WKqV7F1yz8gzJerLS:4OMKuFPnHue4npt53q7F1yz8gA

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

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4740	4300	WerFault.exe	83

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:

3534cc8899e06062d5776176b223f1ca.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3534cc8899e06062d5776176b223f1ca.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:

3534cc8899e06062d5776176b223f1ca.exe

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3534cc8899e06062d5776176b223f1ca.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3534cc8899e06062d5776176b223f1ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3534cc8899e06062d5776176b223f1ca.exe

C:\Users\Admin\AppData\Local\Temp\3534cc8899e06062d5776176b223f1ca.exe
"C:\Users\Admin\AppData\Local\Temp\3534cc8899e06062d5776176b223f1ca.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 356
  2⤵
  - Program crash
  PID:4740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4300 -ip 4300
1⤵
PID:532

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/4300-1-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/4300-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4300-3-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/4300-4-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/4300-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download