smokeloader | 2e26fbc72e80531ea6b7a2b07c69f9808054e17097357d15905c09208f894183

Analysis

max time kernel
93s
max time network
137s
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 16:18

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General

Target

15617ea8f51d9042d096e4782da0aca8.exe
Size

276KB
MD5

15617ea8f51d9042d096e4782da0aca8
SHA1

266c0658ab66b398ab00980336db5b08609b7c5f
SHA256

2e26fbc72e80531ea6b7a2b07c69f9808054e17097357d15905c09208f894183
SHA512

2cb9b1b809e1fa57df8b9a1555631ba66821afc2c9105e2ce33cdaea553a0c991e6e9ef2023c85c064cdb3b89e5e3ce4cc9b34dc4bf8e1e2160489a40647e22d
SSDEEP

6144:bncwoA4rCIKpwxC4Wg2YQrFhQC+0h3OFUi:bncwgrvKpwxC4WZrFhF+yAU

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 target process

2288 1300 WerFault.exe 15617ea8f51d9042d096e4782da0aca8.exe
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:

15617ea8f51d9042d096e4782da0aca8.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 15617ea8f51d9042d096e4782da0aca8.exe

pid	pid_target	process	target process
2288	1300	WerFault.exe	15617ea8f51d9042d096e4782da0aca8.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15617ea8f51d9042d096e4782da0aca8.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:

15617ea8f51d9042d096e4782da0aca8.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	15617ea8f51d9042d096e4782da0aca8.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	15617ea8f51d9042d096e4782da0aca8.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	15617ea8f51d9042d096e4782da0aca8.exe

C:\Users\Admin\AppData\Local\Temp\15617ea8f51d9042d096e4782da0aca8.exe
"C:\Users\Admin\AppData\Local\Temp\15617ea8f51d9042d096e4782da0aca8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 352
  2⤵
  - Program crash
  PID:2288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1300 -ip 1300
1⤵
PID:2020

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/1300-2-0x00000000007F0000-0x00000000007F9000-memory.dmp

Filesize
36KB

Download
memory/1300-1-0x0000000000830000-0x0000000000930000-memory.dmp

Filesize
1024KB

Download
memory/1300-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1300-4-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1300-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1300-5-0x00000000007F0000-0x00000000007F9000-memory.dmp

Filesize
36KB

Download