smokeloader | 4d2bed7b84733fd0b18cdc6c01aa7518d62981d4d0e633c00caa648d0e188937

Analysis

max time kernel
439s
max time network
441s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
23-01-2025 01:34

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General

Target

traf.exe
Size

13KB
MD5

77947379b9e26603db5a24e63d9e68fc
SHA1

7f4f613ab87573b7d69b66b0fedb01db65878961
SHA256

4d2bed7b84733fd0b18cdc6c01aa7518d62981d4d0e633c00caa648d0e188937
SHA512

50601dd57160732f1d3e4f6b27a77e5bf4d06ce51e5d35454550c3c9b45662e28a2ada3f6f60541c622131f28c84e7c6cabf2adf1e29d0294b058536d1a0953a
SSDEEP

192:vBAlEMZWAY5nCtCY61l40CMvPSohzWLz5xWfgOQ/muu/d5THm4Ot0O:JAnLAXNy/m3/bTK0O

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3044	956	WerFault.exe	77

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	traf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe
3332	traf.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3332	traf.exe
3332	traf.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 956	3332	traf.exe	77
PID 3332 wrote to memory of 956	3332	traf.exe	77
PID 3332 wrote to memory of 956	3332	traf.exe	77

C:\Users\Admin\AppData\Local\Temp\traf.exe
"C:\Users\Admin\AppData\Local\Temp\traf.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:3332
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 956 -s 1048
    3⤵
    - Program crash
    PID:3044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 956 -ip 956
1⤵
PID:2852

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

memory/956-5-0x0000000000C80000-0x00000000010AC000-memory.dmp

Filesize
4.2MB

Download
memory/956-7-0x0000000000C80000-0x00000000010AC000-memory.dmp

Filesize
4.2MB

Download
memory/956-8-0x00000000011B0000-0x00000000011BA000-memory.dmp

Filesize
40KB

Download
memory/956-15-0x00000000011B0000-0x00000000011BA000-memory.dmp

Filesize
40KB

Download
memory/3332-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3332-1-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/3332-2-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/3332-4-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/3332-11-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/3332-13-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download