smokeloader | 5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 20:40

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General

Target

5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe
Size

233KB
MD5

a6d789f7f381a9d824e67ed2b2104d66
SHA1

04db9745d3862bf84c03efcd30190ffeb3343f14
SHA256

5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f
SHA512

5ff2bf11610b2f646406020dad334291fdb6b1d1a1e043aceee1b163d4c96611e5bc29f7667577f20a59f177c5c31fab2a529efc171dbfdf084a12a394cc695e
SSDEEP

3072:FGhKSUgxInv9/zRt2aKcyQD6P5yiRMZINT44+CNf4/AWaSkSJu98vdz:hgxInv972aKcyd5yiRIINT4CIADG8elz

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Loads dropped DLL 1 IoCs

Processes:

5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

pid process

1796 5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

700 1796 WerFault.exe 5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

pid	process
1796	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

pid	pid_target	process	target process
700	1796	WerFault.exe	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

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:

5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.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:

5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe

C:\Users\Admin\AppData\Local\Temp\5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe
"C:\Users\Admin\AppData\Local\Temp\5b292de4fc907bf09e8409ba9aea78c65bee85cb1b34e9516a9de35323f7306f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 400
  2⤵
  - Program crash
  PID:700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1796 -ip 1796
1⤵
PID:2008

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

C:\Users\Admin\AppData\Local\Temp\1105.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1796-0-0x0000000002F90000-0x0000000002F98000-memory.dmp

Filesize
32KB

Download
memory/1796-1-0x0000000002FA0000-0x0000000002FA9000-memory.dmp

Filesize
36KB

Download
memory/1796-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1796-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1796-9-0x0000000002FA0000-0x0000000002FA9000-memory.dmp

Filesize
36KB

Download
memory/1796-8-0x0000000002F90000-0x0000000002F98000-memory.dmp

Filesize
32KB

Download
memory/1796-7-0x0000000000400000-0x0000000002F01000-memory.dmp

Filesize
43.0MB

Download