smokeloader | 4c1fc6a16f378978da7c35f36525a4397a983255020fb709d0ad8cbe3f1e38e5

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 05:02

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General

Target

PL/6523.exe
Size

264KB
MD5

b2949b2eb9db982c3782953de8a2573f
SHA1

34ff1afa580b8ca0c23d818f62aafe11e9e16fc2
SHA256

ef5b55fdd770f3c9cbd4a86cc0afe70e79d4d634bd7c88d6d48e07d5a6742dca
SHA512

368d9851bce5bd3aa35d41a2b64ad84f4ebe8ff7611fe4b09ca61db298ac8a5590dd11c8ca56786088c311ab7c5c83ac4da819b50cf449b50704c88b482e33d2
SSDEEP

6144:9+dLV/BxVCLYAXfIeyJuzbgwu70kmiHwVfU:9a5/BxsLYAXWunnsSiv

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
3500	1728	WerFault.exe	82

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:

6523.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6523.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

6523.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6523.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6523.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6523.exe

C:\Users\Admin\AppData\Local\Temp\PL\6523.exe
"C:\Users\Admin\AppData\Local\Temp\PL\6523.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 460
  2⤵
  - Program crash
  PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1728 -ip 1728
1⤵
PID:4480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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/1728-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1728-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1728-1-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/1728-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1728-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download