smokeloader | 3bcc320128d270aa4afb7dc5ffaa1044ed07d95cadb52390375955b2f19ecc4d

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 14:36

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General

Target

2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe
Size

230KB
MD5

fb34ae209197ed88b96618b1f700e3bd
SHA1

2a2ce1777ed26fc798abdb0f0496c3cd52440c06
SHA256

3bcc320128d270aa4afb7dc5ffaa1044ed07d95cadb52390375955b2f19ecc4d
SHA512

b0a240bb9e154dde11e55f6734e194f0d46557b494ba0e0769e939b9995d55282f6eec6b9c690f7584484d53d4593306dafa1e5cbb8ca217c5a622222085597f
SSDEEP

3072:ChsgHA7eIfpHYWGsOeogs8QNlxct/scGUMPOSta5Hju9M/h3qpZa9uD6VdyhkEzW:cdA7v4W6gXQN/wsccta5HirwVfEz

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
2024	2564	WerFault.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2024	2564	2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe	31
PID 2564 wrote to memory of 2024	2564	2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe	31
PID 2564 wrote to memory of 2024	2564	2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe	31
PID 2564 wrote to memory of 2024	2564	2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe	31

C:\Users\Admin\AppData\Local\Temp\2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe
"C:\Users\Admin\AppData\Local\Temp\2a2ce1777ed26fc798abdb0f0496c3cd52440c06.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 140
  2⤵
  - Program crash
  PID:2024

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/2564-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/2564-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2564-1-0x0000000000540000-0x0000000000640000-memory.dmp

Filesize
1024KB

Download