smokeloader | b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1

Analysis

max time kernel
292s
max time network
264s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
27-06-2024 23:13

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General

Target

b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe
Size

226KB
MD5

f61c7b1a264cec5ccdf9df00ab136b05
SHA1

3aa84e4727bec8bb3c26c6b0fbdc55c25ddfcdf8
SHA256

b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1
SHA512

e8e29bb4118e061f49d0d27c178e3d01edf880fdf18fd39f9341e499196e0929cc4845578742d7da5ba4fd42d72487fa81fe826e3b2b746910d4698b9929f10a
SSDEEP

3072:HybKG/Rtu5I0f9fy/XZ8ptYKA1gyJ/7sz+X7iAVCXopM5gYK:HkRtu5nfmOpCXT/hUQIi

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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

1200 3604 WerFault.exe b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe

pid	pid_target	process	target process
1200	3604	WerFault.exe	b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.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:

b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe

C:\Users\Admin\AppData\Local\Temp\b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe
"C:\Users\Admin\AppData\Local\Temp\b1ff1451c947311f7841f5958213d65a5b33423d7bc751202cb1fcd0bc61cfc1.exe"
1⤵
- Checks SCSI registry key(s)
PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 492
2⤵
- Program crash
PID:1200

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/3604-1-0x0000000000620000-0x0000000000720000-memory.dmp

Filesize
1024KB

Download
memory/3604-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3604-2-0x0000000000540000-0x000000000054B000-memory.dmp

Filesize
44KB

Download
memory/3604-4-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/3604-5-0x0000000000620000-0x0000000000720000-memory.dmp

Filesize
1024KB

Download
memory/3604-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download