smokeloader | e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:45

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General

Target

e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe
Size

260KB
MD5

04c30ad817bb3e1287f87c73dfd204f8
SHA1

d9ce50418fc49327224c19d2ba1cd79ff4e95070
SHA256

e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef
SHA512

885fb565500179831d48f8de627db80058ef5c054e3a9a1d3ea2f9351074a63d7933a44c245060c11910b4f8609179c67da3481eb3fa50d7511bf8c55a3b2f55
SSDEEP

3072:gCFhBBjULzeBvCz5FGN6v7v9OkPB7CrDv/jb0m3vkCHM/h3:JhBVULaBtN6vbDPB7+Dv0mvH

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
2508	1988	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	e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2508	1988	e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe	30
PID 1988 wrote to memory of 2508	1988	e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe	30
PID 1988 wrote to memory of 2508	1988	e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe	30
PID 1988 wrote to memory of 2508	1988	e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe	30

C:\Users\Admin\AppData\Local\Temp\e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe
"C:\Users\Admin\AppData\Local\Temp\e4a75995552c937f764b6349dc6ee703bd2a9f58dbbb9eb6689cf58996792aef.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 136
  2⤵
  - Program crash
  PID:2508

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/1988-1-0x0000000002DD0000-0x0000000002ED0000-memory.dmp

Filesize
1024KB

Download
memory/1988-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1988-3-0x0000000000400000-0x0000000002C2F000-memory.dmp

Filesize
40.2MB

Download