smokeloader | d165f663ee8d31884a830c1e3146a53a8e9506f7b58e519d8c07faeebbdb88d8

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 21:26

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General

Target

18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe
Size

211KB
MD5

03bf09edfcd53ce85235d058b68a4818
SHA1

79058e6aeae47d2e49a6cda68ddc99de1214112c
SHA256

18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed
SHA512

727c02ea70c4e4e10cf4e2dacacfbb92cbc716326069ab1c7a845e3c617df0a7d981ae0f0688fdddb4adbc868049024e0693b5b1737b595c75661dec39303b12
SSDEEP

3072:KX541iz5/LfYrdC151qa3jaNznYQl6Z5pRZhMN+xpSP:qP/LUdCQa3mtnl6Z5Xm

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
2124	1908	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:

18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe

description	pid	Process	procid_target
PID 1908 wrote to memory of 2124	1908	18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe	30
PID 1908 wrote to memory of 2124	1908	18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe	30
PID 1908 wrote to memory of 2124	1908	18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe	30
PID 1908 wrote to memory of 2124	1908	18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe	30

C:\Users\Admin\AppData\Local\Temp\18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe
"C:\Users\Admin\AppData\Local\Temp\18b17b46296ef972416a56e2155784e72846331523c812036f12d24d3a046bed.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 136
  2⤵
  - Program crash
  PID:2124

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/1908-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

Filesize
1024KB

Download
memory/1908-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1908-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download