smokeloader | 4281a0cc96081064231a31263118a8850760ee521d3b7ffe8afe9dae73070a14

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 15:06

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General

Target

1a5c1c2bf052e5cf8afb2ae786e65fc5.exe
Size

305KB
MD5

1a5c1c2bf052e5cf8afb2ae786e65fc5
SHA1

11618398eba1e497795fe893f48b8efe72ced9af
SHA256

4281a0cc96081064231a31263118a8850760ee521d3b7ffe8afe9dae73070a14
SHA512

4e8e6a409cc4f3da0ab3ae122d9938969a9c8d3f92dd3983bb78fe18c47d5ea1a94f94595a3c6945342fded132279b274ab67cb569fb7caae021584349827a66
SSDEEP

6144:oRT+kogrB8zj39nWXhrPchyvLUoC2wIuJ/ddGRYGoDy:odrtyjNchrPcMDAYuNcYR

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
2984	2536	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	1a5c1c2bf052e5cf8afb2ae786e65fc5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2984	2536	1a5c1c2bf052e5cf8afb2ae786e65fc5.exe	30
PID 2536 wrote to memory of 2984	2536	1a5c1c2bf052e5cf8afb2ae786e65fc5.exe	30
PID 2536 wrote to memory of 2984	2536	1a5c1c2bf052e5cf8afb2ae786e65fc5.exe	30
PID 2536 wrote to memory of 2984	2536	1a5c1c2bf052e5cf8afb2ae786e65fc5.exe	30

C:\Users\Admin\AppData\Local\Temp\1a5c1c2bf052e5cf8afb2ae786e65fc5.exe
"C:\Users\Admin\AppData\Local\Temp\1a5c1c2bf052e5cf8afb2ae786e65fc5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 136
  2⤵
  - Program crash
  PID:2984

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/2536-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/2536-3-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2536-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download