smokeloader | f932d7b45d644c8f153dc8eb4a7090958a31fb5d699f792719634884ce8d97a6

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 14:20

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General

Target

d9b93235409ff4b82e0b5665f27fff337724cf31.exe
Size

277KB
MD5

1bc2829ca02efb5747e6617421258cda
SHA1

d9b93235409ff4b82e0b5665f27fff337724cf31
SHA256

f932d7b45d644c8f153dc8eb4a7090958a31fb5d699f792719634884ce8d97a6
SHA512

4cb5f4b9adedb35e9958aa44c50b5767622843931400dd995c80c9a81400486b2eb4576ae72e76dd806046aae0a04dcdd2895c896a0d91f76c9414201742e533
SSDEEP

6144:MxsgNS0lDNDoGXCstYeDl0KSr5Y7jBNkWBTqFe:MugN3DjXHtYeDl0KWOjBdWI

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1652	2600	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

Processes:

d9b93235409ff4b82e0b5665f27fff337724cf31.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9b93235409ff4b82e0b5665f27fff337724cf31.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d9b93235409ff4b82e0b5665f27fff337724cf31.exe

description	pid	Process	procid_target
PID 2600 wrote to memory of 1652	2600	d9b93235409ff4b82e0b5665f27fff337724cf31.exe	30
PID 2600 wrote to memory of 1652	2600	d9b93235409ff4b82e0b5665f27fff337724cf31.exe	30
PID 2600 wrote to memory of 1652	2600	d9b93235409ff4b82e0b5665f27fff337724cf31.exe	30
PID 2600 wrote to memory of 1652	2600	d9b93235409ff4b82e0b5665f27fff337724cf31.exe	30

C:\Users\Admin\AppData\Local\Temp\d9b93235409ff4b82e0b5665f27fff337724cf31.exe
"C:\Users\Admin\AppData\Local\Temp\d9b93235409ff4b82e0b5665f27fff337724cf31.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 136
  2⤵
  - Program crash
  PID:1652

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/2600-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

Filesize
1024KB

Download
memory/2600-3-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2600-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download