smokeloader | bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef

Analysis

max time kernel
143s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240319-en
resource tags

arch:x64arch:x86image:win11-20240319-enlocale:en-usos:windows11-21h2-x64system
submitted
24/03/2024, 04:28

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General

Target
bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe
Size 269KB
Sample240324-e3yksshg38
SHA256 bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef
MD5 d5b0ecf1151944b9feb5f41ff9aaf1d7
SHA1 a73dd8f396dcffd117a247010d8642d7eae1fa1c
SHA512 0bd9a47510f6592c88ef08953e2bb37ee9e60ca360b96925f20cd998689e1a6faa6122e051ef9bd0efc20157edaf97b683d284d301e3befea680b3a968b2fe36
SSDEEP 3072:LSBnISljyBm8QX+wunBXuSMiNhH9d10gXLuUatKl5Mk2eqFS5cp7fhZa:LSF8QX+XDUgXSC57q1BZ
MD5 SHA1 SHA512 SSDEEP

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

pid	pid_target	Process	procid_target
1660	228	WerFault.exe	80

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe

C:\Users\Admin\AppData\Local\Temp\bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe
"C:\Users\Admin\AppData\Local\Temp\bfc3eb10481a1c32006a4bc7ce7071e3b11a02a1035ac31da73fb01690e556ef.exe"
1⤵
- Checks SCSI registry key(s)
PID:228
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 384
  2⤵
  - Program crash
  PID:1660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 228 -ip 228
1⤵
PID:5108

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/228-1-0x0000000000E20000-0x0000000000F20000-memory.dmp

Download

memory/228-2-0x0000000000E10000-0x0000000000E1B000-memory.dmp

Download

memory/228-3-0x0000000000400000-0x0000000000AEC000-memory.dmp

Download

memory/228-4-0x0000000000400000-0x0000000000AEC000-memory.dmp

Download

memory/228-5-0x0000000000E10000-0x0000000000E1B000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads