smokeloader | 02a99d0a5f6d55ad7511c2b13f5f265e0aeea6da836cb765a96652e30580aabd

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 14:12

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General

Target

b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe
Size

182KB
MD5

a6a23563811477c7780b44c54a52c28a
SHA1

5efc90fefc217882e0c0eea9b6e72530e6c9196f
SHA256

b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105
SHA512

7d7a3d1f1b350870d1762a75acf36dbff023725d0f3c57cc2e10dceaffa8c4b83e4ddc0eb93ed0d102299d126d8c902b4c28deb048f2f6c3edfa463e83179560
SSDEEP

3072:M2LL4W4gpKE+/5LIYPVYj6JrJ8radcPdst/wQwQj2DtnAgdY:MbWNpKEgk+Yj6JyOmdsbjj2BnAg

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
4996	3672	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.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	b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe

C:\Users\Admin\AppData\Local\Temp\b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe
"C:\Users\Admin\AppData\Local\Temp\b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 352
  2⤵
  - Program crash
  PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3672 -ip 3672
1⤵
PID:4300

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/3672-1-0x0000000002710000-0x0000000002810000-memory.dmp

Filesize
1024KB

Download
memory/3672-2-0x00000000041F0000-0x00000000041F9000-memory.dmp

Filesize
36KB

Download
memory/3672-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3672-6-0x00000000041F0000-0x00000000041F9000-memory.dmp

Filesize
36KB

Download
memory/3672-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3672-4-0x0000000000400000-0x00000000024B0000-memory.dmp

Filesize
32.7MB

Download