smokeloader | 59d828c8924a73f5745f07ed6dcdec593b9dabda26684e023d268158a50332a0

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:15

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General

Target

3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe
Size

173KB
MD5

ff5038fd739ee30d810f57b078c9b106
SHA1

d78e81e70051ded98f9ecfeafed14a094862498b
SHA256

3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f
SHA512

b785e6eee2a6fa6afaf2164d8d76755fb553e686ec8d8dffaa9dbe803da52b5236da610a993f50730ca1b36d0dfc9afdb5cc9de47f561266d668b62024eda307
SSDEEP

3072:3Al7QFhji6LQ855n/ARbDlNPhC20F1iA2mRZW7nX0W:wOLQ855/YxNPM20zi7WZjW

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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
2384	2240	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	3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2384	2240	3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe	30
PID 2240 wrote to memory of 2384	2240	3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe	30
PID 2240 wrote to memory of 2384	2240	3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe	30
PID 2240 wrote to memory of 2384	2240	3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe	30

C:\Users\Admin\AppData\Local\Temp\3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe
"C:\Users\Admin\AppData\Local\Temp\3cb22da05eb491d982b4d69b7557e52daeaa0e575a13aa390f03e047f474d10f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 136
  2⤵
  - Program crash
  PID:2384

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

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Downloads

memory/2240-1-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download
memory/2240-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2240-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2240-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2240-4-0x0000000000400000-0x0000000000591000-memory.dmp

Filesize
1.6MB

Download