smokeloader | 04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/11/2024, 19:16

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General

Target

04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe
Size

246KB
MD5

94ea7bdbeaeec8855fe882abe83fc981
SHA1

37f7188e335d32cebe306f87fe55c61c66968d34
SHA256

04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a
SHA512

d68b6ad2bd0a5a36152b327ec094f878b25c8978417b9b8c55bd2bf579112d112d43bcbb61dedfdfb1c935ee23c4486520a522876b27c1f80625e33ca91dc2b3
SSDEEP

3072:mp2AG9oCFIlkglccv5nx1HOsLlp2XWfNUOiEetWKJbB:a2cCSkBQ5nx1us5p2XWfXep

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
2104	2452	WerFault.exe	29

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	04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2104	2452	04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe	30
PID 2452 wrote to memory of 2104	2452	04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe	30
PID 2452 wrote to memory of 2104	2452	04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe	30
PID 2452 wrote to memory of 2104	2452	04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe	30

C:\Users\Admin\AppData\Local\Temp\04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe
"C:\Users\Admin\AppData\Local\Temp\04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 140
  2⤵
  - Program crash
  PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2452-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2452-3-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2452-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download