expiro | 80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 00:09

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General

Target

80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38.exe
Size

528KB
MD5

e3cb2069976b2575412d001c3dcc6a01
SHA1

3d9e28f6e0fe1447b8d87ba42135c42de38e116e
SHA256

80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38
SHA512

c7ba6640a523a9264337ba8f4a323267a152bf17dcee8afda496c2e019202320a807e2ccf694b318263eaac3c38b22f97049f63ac9d41d5729891107b27972ff
SSDEEP

12288:PTio9AR1rvDts7Gj9ZfoGkxBGwlWMnqa//:biKuUv/8a//

Score

10^/10

expiro backdoor discovery

Malware Config

Signatures

Expiro family
expiro
Expiro, m0yv
Expiro aka m0yv is a multi-functional backdoor written in C++.
backdoor expiro

Expiro payload 1 IoCs

backdoor

resource	yara_rule
behavioral1/memory/2848-2-0x0000000001000000-0x00000000011B0000-memory.dmp	family_expiro1

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	80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38.exe

C:\Users\Admin\AppData\Local\Temp\80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38.exe
"C:\Users\Admin\AppData\Local\Temp\80dc6c9e1f1e353165462741f10488b484ab9f9c7a6b16698f6e9ad6d9ed8e38.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2848

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/2848-0-0x0000000001000000-0x00000000011B0000-memory.dmp

Filesize
1.7MB

Download
memory/2848-1-0x0000000001002000-0x0000000001003000-memory.dmp

Filesize
4KB

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memory/2848-2-0x0000000001000000-0x00000000011B0000-memory.dmp

Filesize
1.7MB

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