smokeloader | e2a1b323660cc359cb25f12f32a6351861b0ffcd7385550607da010a0fa747eb

Analysis

max time kernel
94s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:50

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General

Target

4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe
Size

162KB
MD5

eae99d7acff5b2108fd9c76f89f58342
SHA1

70defd9137db6e5385d378a0a784a8eb7d1fe924
SHA256

4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7
SHA512

37ae09be18d332ffddce724bdfeb2c8f0fc2ee301d5ae714d7363975a3aacd6a3aa768c613df18643131b55ea46f8ca0f3edf2e2bc9c4696d1ceca48c9c5916e
SSDEEP

3072:3ucz0+hWhwSKd54r6x4pFK7pR46wWtRrlgceB:3t0TqSnlFklvXlVm

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
1496	376	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	4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 1496	376	4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe	30
PID 376 wrote to memory of 1496	376	4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe	30
PID 376 wrote to memory of 1496	376	4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe	30
PID 376 wrote to memory of 1496	376	4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe	30

C:\Users\Admin\AppData\Local\Temp\4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe
"C:\Users\Admin\AppData\Local\Temp\4d1495b4b4a339d413ce60a0d3d5653c97e2ae9b13018690d09b391ddcb462f7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 136
  2⤵
  - Program crash
  PID:1496

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/376-1-0x0000000000690000-0x0000000000790000-memory.dmp

Filesize
1024KB

Download
memory/376-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/376-3-0x0000000000400000-0x000000000058E000-memory.dmp

Filesize
1.6MB

Download