smokeloader | 4ac003df470aaa32ed68c6e4db4f01a6a04ea92b948279bd749783e43567c280

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 02:49

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General

Target

c11e47f58a2c453c805054e8986adcdb.exe
Size

230KB
MD5

c11e47f58a2c453c805054e8986adcdb
SHA1

0a6dc7912f35adb81a8e40631a7ba4e9be9404f2
SHA256

4ac003df470aaa32ed68c6e4db4f01a6a04ea92b948279bd749783e43567c280
SHA512

09f3e1e6192afae851783a7d3fd0f4628059fcbe7b08ee56b5c6a1ee22c203bd3ba22b6e0e59549bf1ca4b2cfc486b05f7971203504352e3f5876e3e695f917a
SSDEEP

3072:5BUeqr0joT/swOZ+8KI9YqI1WaaMDr2v6nOI7kbM/h3qpZa9uD6VdyhkEzRv4:QeqcckbKB1Waq6nOZrwVfEz

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

Processes:

WerFault.exe

pid pid_target process target process

2156 2528 WerFault.exe c11e47f58a2c453c805054e8986adcdb.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:

c11e47f58a2c453c805054e8986adcdb.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c11e47f58a2c453c805054e8986adcdb.exe

pid	pid_target	process	target process
2156	2528	WerFault.exe	c11e47f58a2c453c805054e8986adcdb.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c11e47f58a2c453c805054e8986adcdb.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c11e47f58a2c453c805054e8986adcdb.exe

description	pid	process	target process
PID 2528 wrote to memory of 2156	2528	c11e47f58a2c453c805054e8986adcdb.exe	WerFault.exe
PID 2528 wrote to memory of 2156	2528	c11e47f58a2c453c805054e8986adcdb.exe	WerFault.exe
PID 2528 wrote to memory of 2156	2528	c11e47f58a2c453c805054e8986adcdb.exe	WerFault.exe
PID 2528 wrote to memory of 2156	2528	c11e47f58a2c453c805054e8986adcdb.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\c11e47f58a2c453c805054e8986adcdb.exe
"C:\Users\Admin\AppData\Local\Temp\c11e47f58a2c453c805054e8986adcdb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 140
  2⤵
  - Program crash
  PID:2156

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/2528-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2528-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/2528-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download