smokeloader | 78ffb8426b47cac183d50f6ae9ac80525d4f316ccf46bcd9d181d1459138a471

Analysis

max time kernel
149s
max time network
271s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29-05-2024 01:42

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General

Target

003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
Size

213KB
MD5

c143fa19a5123ae26eb5871035bf3f29
SHA1

b972a83d721f1b596234e198880b7a726af6b768
SHA256

003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6
SHA512

ec756a7e5cc130d774170fdbc0af86a3c66530f24725d470b560fcb127c8b91786bbac85b17175dd6ef0dbdaf52160fda936e40f19772139e9bbf4353d2717f0
SSDEEP

6144:sjd0dJL6inu2Z2GTo7nUHP0Q39vvg3ClIAU0V6:ud0zOeu2No70P0mv4Sl2O

Score

10^/10

smokeloader lab backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

lab

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe

description	pid	process	target process
PID 232 set thread context of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.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:

003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe

description	pid	process	target process
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
PID 232 wrote to memory of 4856	232	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe	003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe

C:\Users\Admin\AppData\Local\Temp\003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
"C:\Users\Admin\AppData\Local\Temp\003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:232

C:\Users\Admin\AppData\Local\Temp\003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe
"C:\Users\Admin\AppData\Local\Temp\003baf8fb85ce28e21505c8a72d76c67f6aa2b107bae82662d1b56f68198ceb6.exe"
2⤵
- Checks SCSI registry key(s)
PID:4856

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/232-1-0x00000000007F0000-0x00000000008F0000-memory.dmp

Filesize
1024KB

Download
memory/232-2-0x00000000005B0000-0x00000000005B9000-memory.dmp

Filesize
36KB

Download
memory/4856-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4856-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4856-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download