smokeloader | 52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb

Analysis

max time kernel
146s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
27-06-2024 15:41

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General

Target

52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe
Size

311KB
MD5

46bac5a24ef4bd2193e3cf7e4bec9b43
SHA1

6ad0d9b72ddb31c50880d45a72e42364ed6390cc
SHA256

52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb
SHA512

4e1269965d0fd43049db3f302219e3d939d91148e2c4b1d1c304af11ac38f8bdf3b88ca6a392962fa06a28dda651d15eb7e61d8a8d1b24d323656be967e55a0b
SSDEEP

3072:DC0X7LbNEfjgkTtOPeNHirQJle95rQQMZ2eDYwSBeABNY:DCy7LbO7/ByOCMJlecQMTH

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

1532 1844 WerFault.exe 52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe

pid	pid_target	process	target process
1532	1844	WerFault.exe	52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.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:

52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe

C:\Users\Admin\AppData\Local\Temp\52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe
"C:\Users\Admin\AppData\Local\Temp\52b5a1a5d600a29be1bd62d2a43b5322127b7c2847f6646afacae511ded674fb.exe"
1⤵
- Checks SCSI registry key(s)
PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1844 -s 484
2⤵
- Program crash
PID:1532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1844 -ip 1844
1⤵
PID:4696

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/1844-1-0x00000000025D0000-0x00000000026D0000-memory.dmp

Filesize
1024KB

Download
memory/1844-2-0x0000000004070000-0x000000000407B000-memory.dmp

Filesize
44KB

Download
memory/1844-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1844-4-0x0000000000400000-0x000000000236A000-memory.dmp

Filesize
31.4MB

Download