smokeloader | 8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2

Analysis

max time kernel
138s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-10-2024 12:13

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General

Target

8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe
Size

390KB
MD5

8f5605b7b5d5c6299ae9128deee0c519
SHA1

78885bc3de1804e0e21c4b9e1e1435a0f6c8c5b3
SHA256

8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2
SHA512

3985eac7109cf2d34b73c37d8674eb07422372684fd1f6aaf7ca0f5f0420669444db97742367e8c654b5e13671b17a5417096008218f13533b2433a60b3e4ea9
SSDEEP

6144:/NLf/gXflvuxIgq5bRhTWMod9eiHBCFQBZJh2YPH/kWTI:FAfxub+VhSbd4EBkQDZvj

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	4648	WerFault.exe	83

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	8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.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	8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe

C:\Users\Admin\AppData\Local\Temp\8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe
"C:\Users\Admin\AppData\Local\Temp\8a54366273c1762b0ba21b0884e83a5ea75fcc797b9df15eba53dbfb9b85d9b2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 352
  2⤵
  - Program crash
  PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4648 -ip 4648
1⤵
PID:708

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

Replay Monitor

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Downloads

memory/4648-0-0x00000000005C0000-0x00000000005EB000-memory.dmp

Filesize
172KB

Download
memory/4648-1-0x00000000005F0000-0x00000000005FB000-memory.dmp

Filesize
44KB

Download
memory/4648-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4648-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4648-5-0x00000000005F0000-0x00000000005FB000-memory.dmp

Filesize
44KB

Download
memory/4648-4-0x00000000005C0000-0x00000000005EB000-memory.dmp

Filesize
172KB

Download
memory/4648-3-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download