smokeloader | ed0c357365ad00f9f4d881240ddd5585a415e8ec2606ffe5b7504cc8cace9bfd

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 22:18

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General

Target

840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe
Size

184KB
MD5

df3d23736fc9b28bc94c5a8399606834
SHA1

5ef018e5c5e5520a2dc949528c96707454c0548f
SHA256

840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc
SHA512

9e89e1bfe679a5ca6bf6ec24ad914dfaef518afca51640f02aa91bd0662995ee0c88e29c14e834c95ba7071ede213148a7369bca10e68dee10542c4cb6cacf08
SSDEEP

3072:k+Ni5gDUc5QyJqueNUNYx6O0k/decsk0BmjjTp1L+WkpMK6TsxkgaBChG:7NugDUc5ZVeNUNYxafZBqHpt+Wkxiga

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

2168 2372 WerFault.exe 840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe

pid	pid_target	process	target process
2168	2372	WerFault.exe	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.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:

840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe

description	pid	process	target process
PID 2372 wrote to memory of 2168	2372	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe	WerFault.exe
PID 2372 wrote to memory of 2168	2372	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe	WerFault.exe
PID 2372 wrote to memory of 2168	2372	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe	WerFault.exe
PID 2372 wrote to memory of 2168	2372	840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe
"C:\Users\Admin\AppData\Local\Temp\840dafc1588a25b525833cf13af8f8b52cb89465249093e127d60708a6bb32fc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 140
  2⤵
  - Program crash
  PID:2168

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/2372-1-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2372-3-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2372-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download