smokeloader | 71068065d8dd7daa9c49687b973d05d5602ed994467728763d2213fe4d90c0d8

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 10:42

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General

Target

kill.exe
Size

13KB
MD5

789f1016740449ce3e9a7fe210383460
SHA1

e0905d363448178d485ed15ee6f67b0f1d72e728
SHA256

71068065d8dd7daa9c49687b973d05d5602ed994467728763d2213fe4d90c0d8
SHA512

b63467a55f11f8e3e6dfee195e5a64d7dec621834e1c26e1f64210496dbad36409771968a5e3b2f142fb6196df5689c012f5971ca2fd4bb3b1311f8f66f2f2fa
SSDEEP

192:vBAlEMZWAY5nCtCY61l40CMvPSohzWLz5xWfgOQ/muu/d5THm4OtwO:JAnLAXNy/m3/bTKwO

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Version

2017

http://dogewareservice.ru/

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk 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\Services\Disk\Enum	kill.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	kill.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	3260	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 2 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	kill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe
4348	kill.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4348	kill.exe
4348	kill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 3260	4348	kill.exe	87
PID 4348 wrote to memory of 3260	4348	kill.exe	87
PID 4348 wrote to memory of 3260	4348	kill.exe	87

C:\Users\Admin\AppData\Local\Temp\kill.exe
"C:\Users\Admin\AppData\Local\Temp\kill.exe"
1⤵
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4348
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3260
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 1116
    3⤵
    - Program crash
    PID:2040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3260 -ip 3260
1⤵
PID:1116

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/3260-5-0x0000000000BD0000-0x0000000001003000-memory.dmp

Filesize
4.2MB

Download
memory/3260-7-0x0000000000BD0000-0x0000000001003000-memory.dmp

Filesize
4.2MB

Download
memory/3260-8-0x00000000003C0000-0x00000000003CA000-memory.dmp

Filesize
40KB

Download
memory/3260-15-0x00000000003C0000-0x00000000003CA000-memory.dmp

Filesize
40KB

Download
memory/4348-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4348-1-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/4348-2-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/4348-4-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/4348-11-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/4348-13-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download