smokeloader | e5c276cc8d54536b28f05b777f108b336d9f78f1671946bdc24c89a318440589

Analysis

max time kernel
105s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 13:10

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General

Target

1255496e34ab9f82c4cf9267b0b023362849c29d.exe
Size

323KB
MD5

bf7a142abf83963246d519d381d0c223
SHA1

1255496e34ab9f82c4cf9267b0b023362849c29d
SHA256

e5c276cc8d54536b28f05b777f108b336d9f78f1671946bdc24c89a318440589
SHA512

4563f023f55de306dc4bb5c04565accf1a7460d1a6c3c083f7adc291ff9bc2cad24a8813300a60aeadb4884537e201970513ed092223f3f9dcefb9fe5043b631
SSDEEP

6144:c8fnvKs7oT6oBaDP5pf8qZ50WP7ITsq4:c8PvK2odYXn0e75

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

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
1424	2140	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:

1255496e34ab9f82c4cf9267b0b023362849c29d.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1255496e34ab9f82c4cf9267b0b023362849c29d.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:

1255496e34ab9f82c4cf9267b0b023362849c29d.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1255496e34ab9f82c4cf9267b0b023362849c29d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1255496e34ab9f82c4cf9267b0b023362849c29d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1255496e34ab9f82c4cf9267b0b023362849c29d.exe

C:\Users\Admin\AppData\Local\Temp\1255496e34ab9f82c4cf9267b0b023362849c29d.exe
"C:\Users\Admin\AppData\Local\Temp\1255496e34ab9f82c4cf9267b0b023362849c29d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2140
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 352
  2⤵
  - Program crash
  PID:1424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2140 -ip 2140
1⤵
PID:4552

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/2140-1-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/2140-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2140-2-0x0000000002E90000-0x0000000002E99000-memory.dmp

Filesize
36KB

Download
memory/2140-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2140-5-0x0000000002E90000-0x0000000002E99000-memory.dmp

Filesize
36KB

Download
memory/2140-4-0x0000000000400000-0x0000000002C3E000-memory.dmp

Filesize
40.2MB

Download