smokeloader | cc4b872dc837b1024b446e955d0b7e2c5fad778ce39c107c61276288f70a6456

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:01

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General

Target

a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe
Size

261KB
MD5

c37c9d767220b694ccddaddde5136694
SHA1

5ba7b52567430a131cb8a67e6706a1a352cdee70
SHA256

a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4
SHA512

19cebbfac016f6d7c6631da09e4f6536a3f3d38d343f1469bb15c927d17bc42fa018be4aed1e6df93b817fb255cc12e8b763fbd6867c496ab5c08644b3b4ea78
SSDEEP

3072:5XOKjPPtgWqLKXmQL7n5JRxt5MZpv2QMDr3zs/SNFbgb1L+my+2M/h3R:d5PPqWqLsLJxETORDvs/4h8c+28

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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
316	1580	WerFault.exe	27

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	a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 316	1580	a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe	28
PID 1580 wrote to memory of 316	1580	a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe	28
PID 1580 wrote to memory of 316	1580	a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe	28
PID 1580 wrote to memory of 316	1580	a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe	28

C:\Users\Admin\AppData\Local\Temp\a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe
"C:\Users\Admin\AppData\Local\Temp\a46bd5076e4b2ec02eb0c30eae496273047a899e976197263957096a005c11d4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 136
  2⤵
  - Program crash
  PID:316

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/1580-1-0x0000000002D50000-0x0000000002E50000-memory.dmp

Filesize
1024KB

Download
memory/1580-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1580-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1580-4-0x0000000000400000-0x0000000002C2E000-memory.dmp

Filesize
40.2MB

Download