smokeloader | b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 18:11

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General

Target

b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe
Size

334KB
MD5

0896d92559715e8397719e4ffaf120c0
SHA1

08432e449c7c93682d58db6dc065b42d2f0b424e
SHA256

b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73
SHA512

e747c00d9a4f74a15aab2ee089c8d30d2b1223130625493d07262233e27b9e47b43bb78dc0bb73015d829f4ec46a2a61fc3474b14a202809616d097072750974
SSDEEP

6144:06AEyGaYMOZjlRRfCqS+Uks961NEQC3jO51Nb565ztcZ4j+GsFylG:iEs4XaMUj+Nvj6AZ4jeFylG

Score

10^/10

smokeloader li11 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

li11

Signatures

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

Processes:

b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

pid process

1720 b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

876 1720 WerFault.exe b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

pid	process
1720	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

pid	pid_target	process	target process
876	1720	WerFault.exe	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.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:

b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.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:

b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe

C:\Users\Admin\AppData\Local\Temp\b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe
"C:\Users\Admin\AppData\Local\Temp\b7728759616789c10bd8d1c1c9a97a04f4c5fce5a5c90c45bb4c7bb28ee67f73.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1720
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 480
  2⤵
  - Program crash
  PID:876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1720 -ip 1720
1⤵
PID:2808

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

C:\Users\Admin\AppData\Local\Temp\5C1B.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1720-0-0x0000000001360000-0x0000000001361000-memory.dmp

Filesize
4KB

Download
memory/1720-2-0x00000000014A0000-0x00000000014AA000-memory.dmp

Filesize
40KB

Download
memory/1720-1-0x0000000001490000-0x000000000149A000-memory.dmp

Filesize
40KB

Download
memory/1720-6-0x00000000014A0000-0x00000000014AA000-memory.dmp

Filesize
40KB

Download