smokeloader | 2e26fbc72e80531ea6b7a2b07c69f9808054e17097357d15905c09208f894183

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 16:18

Target

15617ea8f51d9042d096e4782da0aca8.exe
Size

276KB
MD5

15617ea8f51d9042d096e4782da0aca8
SHA1

266c0658ab66b398ab00980336db5b08609b7c5f
SHA256

2e26fbc72e80531ea6b7a2b07c69f9808054e17097357d15905c09208f894183
SHA512

2cb9b1b809e1fa57df8b9a1555631ba66821afc2c9105e2ce33cdaea553a0c991e6e9ef2023c85c064cdb3b89e5e3ce4cc9b34dc4bf8e1e2160489a40647e22d
SSDEEP

6144:bncwoA4rCIKpwxC4Wg2YQrFhQC+0h3OFUi:bncwgrvKpwxC4WZrFhF+yAU

Score

10^/10

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 target process

768 2568 WerFault.exe 15617ea8f51d9042d096e4782da0aca8.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:

15617ea8f51d9042d096e4782da0aca8.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 15617ea8f51d9042d096e4782da0aca8.exe

pid	pid_target	process	target process
768	2568	WerFault.exe	15617ea8f51d9042d096e4782da0aca8.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15617ea8f51d9042d096e4782da0aca8.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

15617ea8f51d9042d096e4782da0aca8.exe

description	pid	process	target process
PID 2568 wrote to memory of 768	2568	15617ea8f51d9042d096e4782da0aca8.exe	WerFault.exe
PID 2568 wrote to memory of 768	2568	15617ea8f51d9042d096e4782da0aca8.exe	WerFault.exe
PID 2568 wrote to memory of 768	2568	15617ea8f51d9042d096e4782da0aca8.exe	WerFault.exe
PID 2568 wrote to memory of 768	2568	15617ea8f51d9042d096e4782da0aca8.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\15617ea8f51d9042d096e4782da0aca8.exe
"C:\Users\Admin\AppData\Local\Temp\15617ea8f51d9042d096e4782da0aca8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 136
  2⤵
  - Program crash
  PID:768

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/2568-3-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2568-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2568-1-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2568-4-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2568-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download