smokeloader | 20b631615b20f22106dab30f5ce0522ee754851e11783701a4346c822751bd96

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 21:59

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General

Target

95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe
Size

366KB
MD5

653f5664a34ca751181eab3db9429322
SHA1

b272250532a3d8baf3d41ead1731f95db2a4fd15
SHA256

95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1
SHA512

2567d3653e2c9a83c1670209541b233c530f3b207014090b5c3dc24f99662ae9a9c3f702398eec5b09d685caf7b2583cb3210773845e0306bf44638f2aa50a43
SSDEEP

6144:zJLnfz3gWpwjEnoCj7jEOTTBLooxupmLYi3jT:zJL73l6jEn7XY2ThooxupmLYi

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

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
2744	684	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	95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 2744	684	95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe	30
PID 684 wrote to memory of 2744	684	95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe	30
PID 684 wrote to memory of 2744	684	95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe	30
PID 684 wrote to memory of 2744	684	95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe	30

C:\Users\Admin\AppData\Local\Temp\95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe
"C:\Users\Admin\AppData\Local\Temp\95552374c966e7e0c828729c6feb3673c57b699e5eac47f5d7045622cded34b1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 684 -s 136
  2⤵
  - Program crash
  PID:2744

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/684-1-0x0000000003090000-0x0000000003190000-memory.dmp

Filesize
1024KB

Download
memory/684-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/684-3-0x0000000000400000-0x0000000002C4E000-memory.dmp

Filesize
40.3MB

Download