smokeloader | 5b795c7c9d3a2e08619aa3ac309b83d6fa770b3b76fb5e6e7c4c9d8adf645888

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 15:02

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General

Target

d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe
Size

216KB
MD5

aa7a2ef84d2ded0d8db330bce729a330
SHA1

ab3e13bebbbd5a90fe68823824081b28be7103e1
SHA256

d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896
SHA512

ad666aebccbe48e120b2b6bf39167fe0a5e693f2f9e10515de2d81c5a19df3204ec90ffd3ba1e63fea9be0733319975579d63d60e516ad8dee8121cc70fa408f
SSDEEP

3072:yLZpt44D314nL/GAlK6gjSX5AjHNCnatIw2zNsOxriclSDsLVKx:yLV5DlYL/GAlKXjSUPI/JJhltL4

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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	procid_target
2400	1152	WerFault.exe	29

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:

d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe

description	pid	Process	procid_target
PID 1152 wrote to memory of 2400	1152	d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe	30
PID 1152 wrote to memory of 2400	1152	d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe	30
PID 1152 wrote to memory of 2400	1152	d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe	30
PID 1152 wrote to memory of 2400	1152	d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe	30

C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe
"C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1152 -s 136
  2⤵
  - Program crash
  PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1152-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1152-2-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1152-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1152-5-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1152-4-0x0000000000400000-0x0000000000594000-memory.dmp

Filesize
1.6MB

Download