smokeloader | 52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5

Analysis

max time kernel
93s
max time network
114s
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 08:27

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General

Target

52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe
Size

237KB
MD5

3fd46ed8c0b43edb6a73e27a46a66b69
SHA1

4b758854b2fd8b92268efe79ec2cb5cd8288f824
SHA256

52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5
SHA512

8dc022f5e90850a4d72fbbdb9df1ca40c0b8da84ad7186dcdcefa861eeb90b5cab731e566976c887e7e3242d8c7042458e88c24d202d4ef107a4fa0874aa6b25
SSDEEP

3072:F7P4LTLgXI1gEFdBTIrDYXEfW4VSpbpD9/c55RGJeONDZuUt5cUQ:FT4LHgXI51IrDYcvVS3pI40ON1

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

2536 3424 WerFault.exe 52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe

pid	pid_target	process	target process
2536	3424	WerFault.exe	52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.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:

52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe

C:\Users\Admin\AppData\Local\Temp\52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe
"C:\Users\Admin\AppData\Local\Temp\52c33f70e6960ef4aa8054260d938452d91c49024f4ce042ab00c2387e7fd7f5.exe"
1⤵
- Checks SCSI registry key(s)
PID:3424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 352
  2⤵
  - Program crash
  PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3424 -ip 3424
1⤵
PID:3236

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/3424-2-0x0000000002C70000-0x0000000002C7B000-memory.dmp

Filesize
44KB

Download
memory/3424-1-0x0000000002C90000-0x0000000002D90000-memory.dmp

Filesize
1024KB

Download
memory/3424-3-0x0000000000400000-0x0000000002C1E000-memory.dmp

Filesize
40.1MB

Download
memory/3424-4-0x0000000000400000-0x0000000002C1E000-memory.dmp

Filesize
40.1MB

Download