smokeloader | 37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83

Analysis

max time kernel
92s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
14-05-2024 06:28

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General

Target

37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe
Size

231KB
MD5

a0a40b1c2d5791222c7d1603c0758f07
SHA1

3db09249caf57bb9ee3bf20c37e9131dec49a459
SHA256

37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83
SHA512

36e222e5958a3b6a2fdbf00711133218ef2e2916e2e1e8c264b17464f4dc699088d41260f1c1cfb705a850dafb003c32493b3c2f156b5c7e81de5c644a74290e
SSDEEP

3072:WU6FeBsHn44px0vOSx0W+tmhfnL3ijkJusiABUXbw7zzFMRvx7i7GZ4:IkmlcF0WzL3ija3CXbmzFcpG7GZ

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
676	396	WerFault.exe	78

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	37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe

C:\Users\Admin\AppData\Local\Temp\37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe
"C:\Users\Admin\AppData\Local\Temp\37dcd59e709f2d167ec3100ce588962990af8824e136f59d75e49795f7c73d83.exe"
1⤵
- Checks SCSI registry key(s)
PID:396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 384
  2⤵
  - Program crash
  PID:676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 396 -ip 396
1⤵
PID:1080

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/396-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/396-2-0x00000000009F0000-0x00000000009FB000-memory.dmp

Filesize
44KB

Download
memory/396-1-0x0000000000A90000-0x0000000000B90000-memory.dmp

Filesize
1024KB

Download
memory/396-4-0x0000000000400000-0x0000000000790000-memory.dmp

Filesize
3.6MB

Download