expiro | d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97

Analysis

max time kernel
91s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 03:16

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General

Target

d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97.exe
Size

568KB
MD5

d92f49462160111291fbdcf9e7cbdca0
SHA1

3ba3103639bbdbf5a1a93c7ae86b53a050976eb5
SHA256

d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97
SHA512

bc4130162406031808d3ed7749bae97e441cc0ea430c5738c788b9bb0c482944fb430c3c9a5549d24387c570b8d5083c986af5dbdd16158239ec981c7be96968
SSDEEP

12288:abrxnfcu+zIPPxBhLIePn7j6T/jBrdPeW+vdXuoDP:ahEDIPJDLImn7j6jBrdPeWakEP

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
behavioral2/memory/3012-2-0x0000000000400000-0x00000000005C3000-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	d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97.exe

C:\Users\Admin\AppData\Local\Temp\d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97.exe
"C:\Users\Admin\AppData\Local\Temp\d8245f16ae637fbec8c6ab51e6284e99811e528b4f88133edc4b7bae901d9d97.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3012

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/3012-0-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/3012-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

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memory/3012-2-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

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