smokeloader | 3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 15:46

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General

Target

3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe
Size

219KB
MD5

ec2b6b61985fc6ca547d233a15e5c28b
SHA1

1f9088d9ff0c6e27d040cc65ea89d2203891b45e
SHA256

3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420
SHA512

b111287561141bfb32ce78d64a713a29fa627b9fa24071cea2966f532c277985611e80382393105839bca7cbdfacc6d24be8ac1c4e13d8033641c4649738e0b5
SSDEEP

3072:0U1lWplor2ECGNIwjFQ1u8shLrq0MfYn9j5Dcyy8Th9pM/h3isxkgaBCh:Z1se2uNT0u8x0MfY9j5Dch4peiga

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 target process

2896 2880 WerFault.exe 3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe

pid	pid_target	process	target process
2896	2880	WerFault.exe	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.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:

3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe

description	pid	process	target process
PID 2880 wrote to memory of 2896	2880	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe	WerFault.exe
PID 2880 wrote to memory of 2896	2880	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe	WerFault.exe
PID 2880 wrote to memory of 2896	2880	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe	WerFault.exe
PID 2880 wrote to memory of 2896	2880	3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe
"C:\Users\Admin\AppData\Local\Temp\3be9da09c5daee48ef47fb8b6aa5fcecb63013364b81d771af3100edf476a420.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 140
  2⤵
  - Program crash
  PID:2896

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/2880-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2880-3-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download
memory/2880-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download