smokeloader | e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86

Analysis

max time kernel
12s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:54

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General

Target

e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe
Size

371KB
MD5

158c7c66135ecfe121ddd97dd2411136
SHA1

dd4ede32d9ed218a8837be5a481c645f87428d72
SHA256

e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86
SHA512

7698c665c6c770bf7e477a1ae55816c6571c4dbde006c067927f1499dc0435b39d79808b1a4138ef651198bdba6a014f2e298676f047b0ce88f368adaa8a7be0
SSDEEP

6144:5/CLcsaPLy+GJDsUxLIvbORzF1ge2NdcngXwOu1ql:5/CLeG+GJgUZIjwue2NdcngUql

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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
2240	2936	WerFault.exe	28

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	e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2240	2936	e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe	29
PID 2936 wrote to memory of 2240	2936	e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe	29
PID 2936 wrote to memory of 2240	2936	e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe	29
PID 2936 wrote to memory of 2240	2936	e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe	29

C:\Users\Admin\AppData\Local\Temp\e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe
"C:\Users\Admin\AppData\Local\Temp\e67b01e835d8dc81061f521d8aa255f6fe0293ee4ef5eb158c01fd1d74343f86.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 140
  2⤵
  - Program crash
  PID:2240

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/2936-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2936-2-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

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memory/2936-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2936-5-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/2936-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2936-4-0x0000000000400000-0x000000000085F000-memory.dmp

Filesize
4.4MB

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