smokeloader | 8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
30-04-2024 17:56

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General

Target

8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe
Size

264KB
MD5

1b435eb85a1d60aa9b92f6d614e8875f
SHA1

33c0147d53e4b119fa061e66526bf74a9045aede
SHA256

8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4
SHA512

8f4eaebea6dd557c5f0d4eb9d188b1d4bbe25ee5318f704e6c7b7fa794127e1f57a570d1b3ee28e773fcac1013b249c82aa297337d39b7b4dd75e02538cdd2a2
SSDEEP

3072:qB67iEwpsSdEH+u+gT0PJY72J8PVtQTZ9YKzZRXCANVm9gVwn:qHtTaHcgTD72WPsZO+10+

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

1888 4860 WerFault.exe 8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe

pid	pid_target	process	target process
1888	4860	WerFault.exe	8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.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:

8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe

C:\Users\Admin\AppData\Local\Temp\8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe
"C:\Users\Admin\AppData\Local\Temp\8419cca489c02e8125879d791c9916df4a35645eba2a8cfacfa9663facb673d4.exe"
1⤵
- Checks SCSI registry key(s)
PID:4860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 352
2⤵
- Program crash
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4860 -ip 4860
1⤵
PID:4320

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/4860-1-0x0000000001C10000-0x0000000001D10000-memory.dmp

Filesize
1024KB

Download
memory/4860-2-0x0000000001A90000-0x0000000001A9B000-memory.dmp

Filesize
44KB

Download
memory/4860-3-0x0000000000400000-0x0000000001A0E000-memory.dmp

Filesize
22.1MB

Download