koiloader | d1f32be6a9d1bfdc0489d06224b16d99aaa641d9e7dc6faad142bde79eb09e1e

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/10/2026, 18:26

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General

Target
cummersMG.exe
Size 272KB
Sample261014-w3a8yahc78
SHA256 d1f32be6a9d1bfdc0489d06224b16d99aaa641d9e7dc6faad142bde79eb09e1e
MD5 0c5cb942faf6e983ae3b760c516fbb11
SHA1 3894377cc0122b92aa46144222a1d0723bccd8c3
SHA512 3da711a409bbc990d79066ecd141e6736f270473b39bfec7532add8c1075ee7dc4f52e9b624b98e5b016315ae9ef8c1e264e7fe14aca76c501bec64acbf0c3c7
SSDEEP 6144:9UqVD6AjBOLbYEst1JMaUyOaR9wuEVQaJTvLzCv:OqVDzowVnhgn/Cv
TLSH
T10D447DA1B0C9653AE95901351E5FCB807F28F0B087EAEEEF178E4F5F0694D944D31AA1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery koiloader loader

Malware Config

Extracted

Family

koiloader

http://5.101.82.4/sparkles.php

Attributes

payload_url
https://kavacanada.ca/catalog/model

Signatures

Family: KoiLoader
KoiLoader is a malware loader written in C++.
loader koiloader

Detects KoiLoader payload 1 IoCs

loader

resource	yara_rule
behavioral2/memory/3348-0-0x0000000000E80000-0x0000000000E8D000-memory.dmp	family_koi_loader

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	cummersMG.exe

C:\Users\Admin\AppData\Local\Temp\cummersMG.exe
"C:\Users\Admin\AppData\Local\Temp\cummersMG.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3348

Network

MITRE ATT&CK Enterprise v16

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/3348-0-0x0000000000E80000-0x0000000000E8D000-memory.dmp

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