smokeloader | 52464a8b56dbce3d7466e474f5a4fe4b0087a933f9aea995546d46dd665bd4f6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 01:04

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General

Target

8925e38a88c9e06b317e35ad0502e807.exe
Size

289KB
MD5

8925e38a88c9e06b317e35ad0502e807
SHA1

3c725038cf371a0deaf0dc01d6b8b468fcaf344e
SHA256

52464a8b56dbce3d7466e474f5a4fe4b0087a933f9aea995546d46dd665bd4f6
SHA512

75b3780c8ae78fae10fec57513bd071c64dc8251b28f43d6f48ed56189b70c3dc84aca2a959fa0257b6e8b7167ac2d4771008f32c728a2e1932db4603df2d5bc
SSDEEP

3072:+WJ7tESmsbYyFmF3RO6gKtCBpUYaA8LzFaRY7j/5VdiBBQfppR6DsARQjR/eBp8E:+GlFmtRF1tCLmBaRY7T5osAAZ4Sx/

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

pid	pid_target	Process	procid_target
2876	2300	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	8925e38a88c9e06b317e35ad0502e807.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2876	2300	8925e38a88c9e06b317e35ad0502e807.exe	30
PID 2300 wrote to memory of 2876	2300	8925e38a88c9e06b317e35ad0502e807.exe	30
PID 2300 wrote to memory of 2876	2300	8925e38a88c9e06b317e35ad0502e807.exe	30
PID 2300 wrote to memory of 2876	2300	8925e38a88c9e06b317e35ad0502e807.exe	30

C:\Users\Admin\AppData\Local\Temp\8925e38a88c9e06b317e35ad0502e807.exe
"C:\Users\Admin\AppData\Local\Temp\8925e38a88c9e06b317e35ad0502e807.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 136
  2⤵
  - Program crash
  PID:2876

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/2300-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2300-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2300-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2300-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2300-4-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download
memory/2300-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download