smokeloader | f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d

Analysis

max time kernel
95s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 23:07

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General

Target

f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe
Size

265KB
MD5

aacd3ed57307a8b44476f58d2acb4049
SHA1

45ef04a77e25e37245932c9a5a2815b6d1a4e57d
SHA256

f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d
SHA512

634c29fcce76a23e598be3a8a79833c2755c414ab7c34a3c0c1d7dce253ce9eff5abdfabe3c4c6a4a887bb8e25d4180dbcdae62e7f01576dcac7b91195b7b7ce
SSDEEP

6144:xhFj6Y0DHeNTP2z1cMdiKGher+dKzqZU:nFz0D+NTP2z5gKAer+Li

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

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
5004	804	WerFault.exe	82

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

Processes:

f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.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:

f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe

C:\Users\Admin\AppData\Local\Temp\f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe
"C:\Users\Admin\AppData\Local\Temp\f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 352
  2⤵
  - Program crash
  PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 804 -ip 804
1⤵
PID:3124

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/804-1-0x0000000000730000-0x0000000000830000-memory.dmp

Filesize
1024KB

Download
memory/804-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/804-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/804-5-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/804-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download