smokeloader | 439ff263fee5373267cc41a3a474877cdb39b1c7e4619d37745982bdecbde352

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:40

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General

Target

00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe
Size

260KB
MD5

f8defac3203ce8ddf5ccc0476dccc3f5
SHA1

d60bdafe5d21e74f2f3a7758171cefd762a62bb0
SHA256

00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d
SHA512

03e02296ec12957a88cc7bb93b2801d5301b4deccc765b40c8c7ed3b93d919dac4a1c8acb98af1eb76f7e28f5139f9b24e04533653e17814e6c3949fd10ae9f8
SSDEEP

3072:HXOhB7PZTFPLBXyzpI7n5BInx4i3/TV1CQE93hexA0ysuW7txt58QA8tZ5M/h3R:3s7PFFPL8IN0/TnTbuGCQv8

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2120 set thread context of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30

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	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30
PID 2120 wrote to memory of 2384	2120	00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe	30

C:\Users\Admin\AppData\Local\Temp\00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe
"C:\Users\Admin\AppData\Local\Temp\00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe
  "C:\Users\Admin\AppData\Local\Temp\00aebdf97b2a0b1950b26118271d0cc23cc673752c1bf80d02877a844c00049d.exe"
  2⤵
  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

Replay Monitor

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Downloads

memory/2120-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2120-1-0x0000000002D00000-0x0000000002E00000-memory.dmp

Filesize
1024KB

Download
memory/2120-9-0x0000000002D00000-0x0000000002E00000-memory.dmp

Filesize
1024KB

Download
memory/2384-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2384-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2384-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2384-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download