smokeloader | ef7b323da7f0a641372fd2248c561c879aa1dfeafa294df4564e5dee6d3b72aa

Analysis

max time kernel
95s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 15:17

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General

Target

e1911a77cf7dcaf982420e17f82cf0b3.exe
Size

163KB
MD5

e1911a77cf7dcaf982420e17f82cf0b3
SHA1

3967cfbef1cfb6c030c00530a4c37a9e188e38e1
SHA256

ef7b323da7f0a641372fd2248c561c879aa1dfeafa294df4564e5dee6d3b72aa
SHA512

fe484c29c7ba02bcbd00a0834192bbe81bc3f1d8c94fb86776e2fd0bbfbc954e3b22b8b0a7841ff9babf7f7118e8c1491a962ad7c04e928fc7233db410d759fc
SSDEEP

3072:+lxsjeGLZ9T+IR+qHEO+lUoG75xtJ/jBfM6oFsmeS4Ucs+:2u1LZ9TRknGF/jBfM6GPem

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	procid_target
3368	3648	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e1911a77cf7dcaf982420e17f82cf0b3.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1911a77cf7dcaf982420e17f82cf0b3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1911a77cf7dcaf982420e17f82cf0b3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1911a77cf7dcaf982420e17f82cf0b3.exe

C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe
"C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 356
  2⤵
  - Program crash
  PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3648 -ip 3648
1⤵
PID:3220

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

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Downloads

memory/3648-1-0x00000000007E0000-0x00000000008E0000-memory.dmp

Filesize
1024KB

Download
memory/3648-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3648-3-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/3648-4-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/3648-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download