smokeloader | 5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 08:46

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General

Target

5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe
Size

188KB
MD5

8c51f9b71b4381a3f4795246db7b77df
SHA1

24caf67c8b0edfcf7b9395bfac215a797d2e4a95
SHA256

5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635
SHA512

e8bfd7db8e92af0a04592d9dae9bd18f50b0a21cc6bcc69735b15fa081f4c18aae69193c2c0f48d3b816806b92637a0621702e917aadca18c80958b51764cf4d
SSDEEP

3072:ykXlcZPVtaA2LBeBZet7ResfwQs8tf/KZwXdCsI7hdHKqmvTczZ8WWJ:bq1KhLBeBZeOsfwRzWAsI7+qmC8WW

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
2412	2916	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

Processes:

5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe

description	pid	Process	procid_target
PID 2916 wrote to memory of 2412	2916	5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe	30
PID 2916 wrote to memory of 2412	2916	5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe	30
PID 2916 wrote to memory of 2412	2916	5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe	30
PID 2916 wrote to memory of 2412	2916	5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe	30

C:\Users\Admin\AppData\Local\Temp\5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe
"C:\Users\Admin\AppData\Local\Temp\5345f88b858272620a7650f5c12b1e97321d0200db12638c925a5fa0d4f77635.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 136
  2⤵
  - Program crash
  PID:2412

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

Replay Monitor

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Downloads

memory/2916-1-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/2916-3-0x0000000000400000-0x000000000058A000-memory.dmp

Filesize
1.5MB

Download
memory/2916-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download