smokeloader | 334f88c8c8573d2921986588ec6512f9cae5db00ca9fdc7df4d4c21d46ae2f9b

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 08:31

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General

Target

c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe
Size

183KB
MD5

49c66fa04c620551e341065ac29ec39c
SHA1

f25d5b126d3d1fa920efe372a41774a3613de43c
SHA256

c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390
SHA512

9a5bad3af5877717e06f3e7c0eb79ae6e99c26f29e67a42e4a5980910cdc748976e392217b0f009c83310bac7906e55b3632c878352ab3e87ececa01ae5ebb62
SSDEEP

3072:Tsh98iGIwaOYXWPy8yUZBsGB1nTIgIi7Ij1OsxkgaBChG:ohLG2xyy8X1nTIgIi2iga

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
2896	2772	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:

c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe

description	pid	Process	procid_target
PID 2772 wrote to memory of 2896	2772	c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe	30
PID 2772 wrote to memory of 2896	2772	c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe	30
PID 2772 wrote to memory of 2896	2772	c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe	30
PID 2772 wrote to memory of 2896	2772	c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe	30

C:\Users\Admin\AppData\Local\Temp\c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe
"C:\Users\Admin\AppData\Local\Temp\c4421cdb7edb493d12387e2574a97bd0632aa20df67c6df3afe5df25c4465390.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 140
  2⤵
  - Program crash
  PID:2896

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/2772-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2772-1-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/2772-3-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2772-4-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2772-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download