smokeloader | 59a27d0654c9e71e0c02b512d45bd6ad7190f618d31349dd7617670ce6ad446d

Analysis

max time kernel
93s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 14:12

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General

Target

8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe
Size

259KB
MD5

117a962cde2568514649b76a004190f1
SHA1

e92ab6267e005eb78bac3c13b9de881b726bc7f2
SHA256

8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0
SHA512

a2eb2cd551bea8eead2cc7cf17dd91849395c475f329e9bd47ff4ebab8aff0c9a1e33921e4fc6af9ca762b6c80c48056b8991f8813b7e19a7eca4dfb0914041d
SSDEEP

3072:15QiI6J/iVo/QgheGRdWfPy0R9gSMGFwLh4+giekZXfSg55xGT+yx:1gVo/Qgp+lR9g+OhlRR9qwxGT

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

4884 2308 WerFault.exe 8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe

pid	pid_target	process	target process
4884	2308	WerFault.exe	8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.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:

8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe

C:\Users\Admin\AppData\Local\Temp\8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe
"C:\Users\Admin\AppData\Local\Temp\8dec86d0a0c4034b6d688a0610742694517e0d31939c53db11b898c0ba7315c0.exe"
1⤵
- Checks SCSI registry key(s)
PID:2308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 352
2⤵
- Program crash
PID:4884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2308 -ip 2308
1⤵
PID:4628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2308-1-0x0000000001A30000-0x0000000001B30000-memory.dmp

Filesize
1024KB

Download
memory/2308-2-0x0000000003630000-0x000000000363B000-memory.dmp

Filesize
44KB

Download
memory/2308-3-0x0000000000400000-0x0000000001A2D000-memory.dmp

Filesize
22.2MB

Download