smokeloader | 94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1

Analysis

max time kernel
136s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 19:20

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General

Target

94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe
Size

277KB
MD5

f2718dd494469c8e5ec7678d823b8bff
SHA1

c45fdc3a88c9dac94fef17e0a984ff5139676885
SHA256

94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1
SHA512

6e05405ead9598d1d77de3fef6eef75a5ecdee917b5808a7712c09665078e7b391959754dcc11e3c1a00df66bc05052fca8f2720b9d08d7be779fe2b114008d2
SSDEEP

3072:hSkxUuCsVfGULCrpuVU8M6BkJ5AijYIByT:hFCsVBmr3cSB

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

5088 4920 WerFault.exe 94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe

pid	pid_target	process	target process
5088	4920	WerFault.exe	94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.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:

94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe

C:\Users\Admin\AppData\Local\Temp\94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe
"C:\Users\Admin\AppData\Local\Temp\94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe"
1⤵
- Checks SCSI registry key(s)
PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 352
2⤵
- Program crash
PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4920 -ip 4920
1⤵
PID:1268

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/4920-1-0x00000000023C0000-0x00000000024C0000-memory.dmp

Filesize
1024KB

Download
memory/4920-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4920-2-0x00000000023B0000-0x00000000023BB000-memory.dmp

Filesize
44KB

Download
memory/4920-4-0x0000000000400000-0x0000000002362000-memory.dmp

Filesize
31.4MB

Download