smokeloader | a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef

Analysis

max time kernel
160s
max time network
286s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2025, 06:59

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General

Target

a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe
Size

208KB
MD5

9b10a29569abdddb99d729e07f51d62a
SHA1

c152b192772a1fdc2dcf17faf4319fb0173ce55d
SHA256

a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef
SHA512

237b5c3f390030d256cba7af05f8b4d45f0c7459127891a12d3a644b28df2da09109325e32457e83a1af93885abd75fc9da79bb4864157ebc15275f6673617b1
SSDEEP

3072:PMCZ3MKPMkeED9EqQvbMaOnrDN08QKuV9w1RBeg8+/yGYV:kCZ5MiD9EqQvZOG8QKOkRBeA

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5176	1572	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe

C:\Users\Admin\AppData\Local\Temp\a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe
"C:\Users\Admin\AppData\Local\Temp\a550df762611e5384f725b245f433687a508e5fca325d5cac656e9328abab4ef.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1572
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 356
  2⤵
  - Program crash
  PID:5176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1572 -ip 1572
1⤵
PID:1816

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1572-1-0x0000000000730000-0x0000000000830000-memory.dmp

Filesize
1024KB

Download
memory/1572-2-0x0000000000710000-0x000000000071B000-memory.dmp

Filesize
44KB

Download
memory/1572-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1572-4-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/1572-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1572-5-0x0000000000710000-0x000000000071B000-memory.dmp

Filesize
44KB

Download