koiloader | 0ecebade63a088b7a9bc81221bde86f820deaba70d4c9e586cf8caf16250bc6f

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 01:29

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General

Target
7692dc1279bd234526823186c50cbb05c6384935981764d28025ca097decfcfa.exe
Size 223KB
Sample240908-bwe84ayhme
SHA256 7692dc1279bd234526823186c50cbb05c6384935981764d28025ca097decfcfa
MD5 380304e32b6c5e49a6f91407a92e959f
SHA1 8923f172b90d165c6f3b64501a50e73efc584ff5
SHA512 7bda0a38a1e66d1476e38ed1188d3f8479e6e1f5110fcc44db8399d2eed558810dd5d22b332bb5c9cb566dee8f4fe6c71fba12cf1221b97c6da2816b556de1a6
SSDEEP 3072:8FbpLvBOkWpEmDWgp4HlnpCOFfkVghuFckc8+RBJyrDarr3pi/:8bB2EzFfkVOnTsar1i/
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

koiloader discovery loader

Malware Config

Extracted

Family

koiloader

http://79.124.78.127/enjambment.php

Attributes

payload_url
https://lodovicicostruzioni.com/wp-content/uploads/2018/08

Signatures

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

Detects KoiLoader payload 1 IoCs

loader

resource	yara_rule
behavioral2/memory/3384-0-0x0000000000F30000-0x0000000000F3D000-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	7692dc1279bd234526823186c50cbb05c6384935981764d28025ca097decfcfa.exe

C:\Users\Admin\AppData\Local\Temp\7692dc1279bd234526823186c50cbb05c6384935981764d28025ca097decfcfa.exe
"C:\Users\Admin\AppData\Local\Temp\7692dc1279bd234526823186c50cbb05c6384935981764d28025ca097decfcfa.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3384

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/3384-0-0x0000000000F30000-0x0000000000F3D000-memory.dmp

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