smokeloader | 0804533286fc7522b7c03a82a5b0d8d2f35871f683de7edaedde7e339b0922d4

Analysis

max time kernel
74s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 04:30

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General

Target

623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe
Size

162KB
MD5

0419179d1359c0da2218e51e9b8d14a3
SHA1

8b54a3ef817d683350463952ce734da443a8066a
SHA256

623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2
SHA512

2e01fad052789151f1b1335e4cbe549d0938f98dc91b603a40845eaf2a1b29c59b5e0ef5f7a1f51e6ac17c029250bc0fba9f5006702b5d48994d74f95fefc1d5
SSDEEP

3072:vdPZQdqEN9iYpd5WJXLC5+5W3HOKtZyxgkCVv95O:1SdTirVCUXK3ySh3

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
2596	1740	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	623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2596	1740	623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe	30
PID 1740 wrote to memory of 2596	1740	623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe	30
PID 1740 wrote to memory of 2596	1740	623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe	30
PID 1740 wrote to memory of 2596	1740	623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe	30

C:\Users\Admin\AppData\Local\Temp\623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe
"C:\Users\Admin\AppData\Local\Temp\623f8e9a2139aef340e0fd9da9b0844ced02e4660be35b4477e9f2ae61c9f4d2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 136
  2⤵
  - Program crash
  PID:2596

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

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Downloads

memory/1740-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/1740-3-0x0000000000400000-0x000000000058E000-memory.dmp

Filesize
1.6MB

Download
memory/1740-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download