smokeloader | 902543a59a8e14d952e73913820d53ca9d1ae2b19481cf18083f90199298a15c

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 11:00

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General

Target

05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe
Size

190KB
MD5

e1d7718b0127451bba5f4a7b68e95098
SHA1

0d3266a304a8758daa4590088e509bc1332c2552
SHA256

05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15
SHA512

76c67aed76191736f9ed8e6316fad556a34aceaa27e76bbf9d67e55f8f9ad2b2f34bf5dd3fea3f0adcc0d67ee514be22981fd919f8cee3cfc76091ba4594be18
SSDEEP

3072:71bcuqFCquVkwFFkVfzzRC574cXYVX41qHC47Dxe4MQoeajF3sxkgaBChG:RcTAmw4z0l4cX04AiUde4MQsjF8iga

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
1196	1564	WerFault.exe

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	05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 1196	1564	05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe	29
PID 1564 wrote to memory of 1196	1564	05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe	29
PID 1564 wrote to memory of 1196	1564	05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe	29
PID 1564 wrote to memory of 1196	1564	05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe	29

C:\Users\Admin\AppData\Local\Temp\05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe
"C:\Users\Admin\AppData\Local\Temp\05ca5bba0650cf01767621ce6c00b06d1c8caafa6f754bd63bbdc9dcfbd3da15.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1564 -s 140
  2⤵
  - Program crash
  PID:1196

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/1564-3-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1564-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1564-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download