smokeloader | f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 10:29

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General

Target

45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe
Size

265KB
MD5

aacd3ed57307a8b44476f58d2acb4049
SHA1

45ef04a77e25e37245932c9a5a2815b6d1a4e57d
SHA256

f9b85d398c1e35b6da62ca02a435465e87fc3d30ab6a668e93cb06e8576d6f4d
SHA512

634c29fcce76a23e598be3a8a79833c2755c414ab7c34a3c0c1d7dce253ce9eff5abdfabe3c4c6a4a887bb8e25d4180dbcdae62e7f01576dcac7b91195b7b7ce
SSDEEP

6144:xhFj6Y0DHeNTP2z1cMdiKGher+dKzqZU:nFz0D+NTP2z5gKAer+Li

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

pid	pid_target	Process	procid_target
1944	2112	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 1944	2112	45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe	30
PID 2112 wrote to memory of 1944	2112	45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe	30
PID 2112 wrote to memory of 1944	2112	45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe	30
PID 2112 wrote to memory of 1944	2112	45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe	30

C:\Users\Admin\AppData\Local\Temp\45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe
"C:\Users\Admin\AppData\Local\Temp\45ef04a77e25e37245932c9a5a2815b6d1a4e57d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 136
  2⤵
  - Program crash
  PID:1944

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/2112-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/2112-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2112-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download