smokeloader | 929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468

Analysis

max time kernel
101s
max time network
105s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
25-06-2024 16:25

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General

Target

929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe
Size

305KB
MD5

cd810d80bd844fa28b1e303ef91d7a9c
SHA1

32c4586ffe97563a914e9ebc9de88ccf5123e4a4
SHA256

929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468
SHA512

c3e89aa35e9a68ec35f24042887ae5ffa58b312a9aef9b8f0856a1f80911d6f095e7174435be212f76d9a304fc6ef3dbe6ce05fbc8cfa151a9a0e69ed59b2290
SSDEEP

3072:csAL/o3IqQdKpW2M8R/wzcCb/M8tr5DqXj13JV6AR52t4LtfQpVRBN1Ek1E5xTEv:cpL/oYqLpWl2wJgCW/V6V8fQpVnzN3

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

4340 3176 WerFault.exe 929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe

pid	pid_target	process	target process
4340	3176	WerFault.exe	929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.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:

929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe

C:\Users\Admin\AppData\Local\Temp\929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe
"C:\Users\Admin\AppData\Local\Temp\929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe"
1⤵
- Checks SCSI registry key(s)
PID:3176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 484
2⤵
- Program crash
PID:4340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3176 -ip 3176
1⤵
PID:2068

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/3176-1-0x0000000002A50000-0x0000000002B50000-memory.dmp

Filesize
1024KB

Download
memory/3176-2-0x0000000004440000-0x000000000444B000-memory.dmp

Filesize
44KB

Download
memory/3176-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3176-5-0x0000000004440000-0x000000000444B000-memory.dmp

Filesize
44KB

Download
memory/3176-4-0x0000000000400000-0x0000000002739000-memory.dmp

Filesize
35.2MB

Download