smokeloader | e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54

Analysis

max time kernel
92s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 21:17

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General

Target

e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe
Size

211KB
MD5

312b45796cda14415d5351864feb473a
SHA1

91a2a9cf56e92e5339958c76b627d0e0c47ca5f5
SHA256

e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54
SHA512

396e5830a6f1f75c34966deeec01bcdd4bb1028bcfdac66e8bd89548757c5335a746da6fd5a71c4f07774701764ae695a02875c392edc170608cb46740f9f546
SSDEEP

3072:SGEmLZcDA78GjOk7FIx9f5pnYFRmgJnc66+E6yDVz8:tZcDE8GjjWx9f52/tJc7V

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4556 1504 WerFault.exe e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe

pid	pid_target	process	target process
4556	1504	WerFault.exe	e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.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:

e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe

C:\Users\Admin\AppData\Local\Temp\e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe
"C:\Users\Admin\AppData\Local\Temp\e87f4fbd6e2f1d0b9fb60f406426f37aa553fddb3fae9bd90c75e6b974c87f54.exe"
1⤵
- Checks SCSI registry key(s)
PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 352
2⤵
- Program crash
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1504 -ip 1504
1⤵
PID:3492

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1504-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1504-2-0x00000000047F0000-0x00000000047FB000-memory.dmp

Filesize
44KB

Download
memory/1504-1-0x0000000002D50000-0x0000000002E50000-memory.dmp

Filesize
1024KB

Download
memory/1504-4-0x0000000000400000-0x0000000002BEE000-memory.dmp

Filesize
39.9MB

Download