smokeloader | 1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-05-2024 22:38

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General

Target

1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe
Size

308KB
MD5

1a67f64d92c1ff0a0820f43ac48762c2
SHA1

ddc80598b01dfb7d4aef6e71cc9a8ec5b27b2403
SHA256

1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0
SHA512

7bc2380a92d12346bf6f56669866746a11d2aefacbf6bb3ec4a6f50e332e2055449491e83185087c49d61365f9a718a9a6d5f2a73d7c3feaba2c8ea2c2bf3f42
SSDEEP

3072:vDRGIThepBYb6iAc+J8GXIcs5WDknGzbjZghQRWdPUZvrut/wWF9vTkkZcl:y/Ybb1fPWD5zb2+ROZ1xyl

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

3988 1744 WerFault.exe 1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe

pid	pid_target	process	target process
3988	1744	WerFault.exe	1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.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:

1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe

C:\Users\Admin\AppData\Local\Temp\1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe
"C:\Users\Admin\AppData\Local\Temp\1f7f8333d4f36fbe60225ddde47c918305dd57855664319a991892b3a955aff0.exe"
1⤵
- Checks SCSI registry key(s)
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 488
2⤵
- Program crash
PID:3988

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/1744-2-0x0000000001B50000-0x0000000001B5B000-memory.dmp

Filesize
44KB

Download
memory/1744-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-1-0x0000000001DB0000-0x0000000001EB0000-memory.dmp

Filesize
1024KB

Download
memory/1744-4-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/1744-6-0x0000000001DB0000-0x0000000001EB0000-memory.dmp

Filesize
1024KB

Download