smokeloader | 44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583

Analysis

max time kernel
66s
max time network
68s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
28-06-2024 21:01

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General

Target

44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe
Size

271KB
MD5

5c11b174ff83ef23b3afc18f02225dd9
SHA1

e1f321956aaff4bbcf2befb0ee4e0cc725116eb4
SHA256

44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583
SHA512

cb3bb7e1b7c730a2039d3fe86004f8b5bd9d77b3b3801a87a6ad5b2cf0b009473b0d4ae8f2ffaaa1997c473748533a073ba58a9bbea3f007ab1e535549b54f5b
SSDEEP

3072:sJ8LX1RfsRhYfkWLlnNoHGCsI5Lge/qXATlTzXmZFqNsyKHm:XLX1BaGLlnNcvsNbqzXmZQL

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

4592 2876 WerFault.exe 44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe

pid	pid_target	process	target process
4592	2876	WerFault.exe	44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.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:

44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe

C:\Users\Admin\AppData\Local\Temp\44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe
"C:\Users\Admin\AppData\Local\Temp\44856fc35df4d456efa580cd301ef83be8a7c53c377a41514fed2b0449dd2583.exe"
1⤵
- Checks SCSI registry key(s)
PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 488
2⤵
- Program crash
PID:4592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2876 -ip 2876
1⤵
PID:4868

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/2876-1-0x0000000002520000-0x0000000002620000-memory.dmp

Filesize
1024KB

Download
memory/2876-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2876-2-0x00000000024F0000-0x00000000024FB000-memory.dmp

Filesize
44KB

Download
memory/2876-4-0x0000000000400000-0x0000000002360000-memory.dmp

Filesize
31.4MB

Download