smokeloader | 6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
01-05-2024 11:00

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General

Target

6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe
Size

206KB
MD5

d672139c61dd00d2ee5c00b3baf88def
SHA1

cec8932c31e369118a7928d58bd6a8142afdecd8
SHA256

6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d
SHA512

fc4c804b36523bf73853dde1a70575d69981d1a7729aa0de48a8bdd37603290323754d064e3f1e36a8b0f47cef4af6d69cc260af6851dc61db4495dd58a590b9
SSDEEP

3072:uFbqqsdmjpHxw7MnGe5w7btSP5hcb8qNFd:uDdqw22cb8q7

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

1312 4044 WerFault.exe 6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe

pid	pid_target	process	target process
1312	4044	WerFault.exe	6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.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:

6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe

C:\Users\Admin\AppData\Local\Temp\6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe
"C:\Users\Admin\AppData\Local\Temp\6b709b3c69557a26f9ef0400929e18312fe87e5ffc49051cf781c5e9b65cc50d.exe"
1⤵
- Checks SCSI registry key(s)
PID:4044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 352
2⤵
- Program crash
PID:1312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4044 -ip 4044
1⤵
PID:4804

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4044-1-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

Filesize
1024KB

Download
memory/4044-2-0x0000000002E70000-0x0000000002E7B000-memory.dmp

Filesize
44KB

Download
memory/4044-3-0x0000000000400000-0x0000000002AF2000-memory.dmp

Filesize
38.9MB

Download