smokeloader | 5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
22-05-2024 12:32

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General

Target

5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe
Size

209KB
MD5

d3f6217f66716d1b253b60365db8aa4c
SHA1

d1e2bf928bce0f5a913b0de81a22272d1f051f5a
SHA256

5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749
SHA512

5edaa19f69971e5201ba9f378fb19ba6e5fa481f9dded8eb9c1912db0a6ae87f8dcb75da49b428f1b48617423558a2d7ddc1dedfd8847fdc97189f6f9d25a98e
SSDEEP

3072:VsUFZW1zxw2PfoScast12esP9+mSjiN69BibwQ8dsN7BrV0ncwmKqx7I1YS:lFw1ljPfojast12FFv69BrQPdtKoAY

Score

10^/10

smokeloader sel2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sel2

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

2280 4548 WerFault.exe 5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe

pid	pid_target	process	target process
2280	4548	WerFault.exe	5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.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:

5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe

C:\Users\Admin\AppData\Local\Temp\5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe
"C:\Users\Admin\AppData\Local\Temp\5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749.exe"
1⤵
- Checks SCSI registry key(s)
PID:4548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 384
  2⤵
  - Program crash
  PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4548 -ip 4548
1⤵
PID:1756

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

Replay Monitor

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Downloads

memory/4548-1-0x0000000002DF0000-0x0000000002EF0000-memory.dmp

Filesize
1024KB

Download
memory/4548-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-2-0x00000000048A0000-0x00000000048AB000-memory.dmp

Filesize
44KB

Download
memory/4548-4-0x0000000000400000-0x0000000002C93000-memory.dmp

Filesize
40.6MB

Download