smokeloader | 87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98

Analysis

max time kernel
146s
max time network
150s
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 19:02

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General

Target

87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe
Size

278KB
MD5

73a79bb75f1b6f55ffc3df7171144ee9
SHA1

53003a82e726a9886af7ceb59fb64ef095f48c53
SHA256

87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98
SHA512

b18d4f5053aa04e172d07d2b186d2bc8d5ca08f21bb37763f2cdb5c45df7d4fb5ed11a25034952251dd3b5f071c35a4b01de39eac0ed8813ab3489df9f182a8d
SSDEEP

3072:OCH+QLOynu51dqtWPefSq4fc52uYg5Age/qmYATlTzXmSFqNsyKHm:PeQLOyEPefP2uYkbmjzXmSQL

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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

1752 3364 WerFault.exe 87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe

pid	pid_target	process	target process
1752	3364	WerFault.exe	87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.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:

87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe

C:\Users\Admin\AppData\Local\Temp\87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe
"C:\Users\Admin\AppData\Local\Temp\87813a093f8d56fc734ba2fe4b04887b6146c2df107190a5384cb68fe4185a98.exe"
1⤵
- Checks SCSI registry key(s)
PID:3364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 492
2⤵
- Program crash
PID:1752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3364 -ip 3364
1⤵
PID:3100

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

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Downloads

memory/3364-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3364-2-0x0000000004070000-0x000000000407B000-memory.dmp

Filesize
44KB

Download
memory/3364-1-0x0000000002460000-0x0000000002560000-memory.dmp

Filesize
1024KB

Download
memory/3364-4-0x0000000000400000-0x0000000002361000-memory.dmp

Filesize
31.4MB

Download