smokeloader | c62ed22a952a74a9777a81c4fccec2c035fad10eabda7b0e49f5424f36cbb005

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 07:53

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General

Target

b5e914049ad58f7c317a4d1416a51a76.exe
Size

278KB
MD5

b5e914049ad58f7c317a4d1416a51a76
SHA1

5863b210e42078056e4d529637a76a280196c54a
SHA256

c62ed22a952a74a9777a81c4fccec2c035fad10eabda7b0e49f5424f36cbb005
SHA512

5f0534b82dfec7c1353deda030ffb7eb13b5b3dcf117c9475b29aaf25b8cda4468ecb953790740f39f097218af79184fb8d3a92bd323c4f3807340bc41f293ab
SSDEEP

6144:Uox4xtJeI0cVC1ZBRscLl07MRjhbZeBVhQdB:lyxtt0YGZBRscLX1dZeTO

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
2076	2508	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	b5e914049ad58f7c317a4d1416a51a76.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2076	2508	b5e914049ad58f7c317a4d1416a51a76.exe	30
PID 2508 wrote to memory of 2076	2508	b5e914049ad58f7c317a4d1416a51a76.exe	30
PID 2508 wrote to memory of 2076	2508	b5e914049ad58f7c317a4d1416a51a76.exe	30
PID 2508 wrote to memory of 2076	2508	b5e914049ad58f7c317a4d1416a51a76.exe	30

C:\Users\Admin\AppData\Local\Temp\b5e914049ad58f7c317a4d1416a51a76.exe
"C:\Users\Admin\AppData\Local\Temp\b5e914049ad58f7c317a4d1416a51a76.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 136
  2⤵
  - Program crash
  PID:2076

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/2508-1-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2508-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2508-3-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download