expiro | ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 05:06

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General

Target

ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf.exe
Size

532KB
MD5

3d98453231ecc483561bae4aafd8400b
SHA1

aaf51e9c73064834abbe9b7f45cb4c28e64e743e
SHA256

ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf
SHA512

e061344b80c9586eadac8501903a07ecf0ae2488f57d33de0d6ba48f99b1b29cfd4872dfd22f647537df8f0555958dce274b54c46aad3ebf6888993797723a26
SSDEEP

12288:RcnqOsOhRrBJqDP2kLZRfaGEUUfNNf2A8rI/X4/0e:aZ17JqDP2aZ4xfNNO1IP4/t

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/2604-2-0x0000000001000000-0x00000000011A0000-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	ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf.exe

C:\Users\Admin\AppData\Local\Temp\ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf.exe
"C:\Users\Admin\AppData\Local\Temp\ad08b6429bdf282712b86ae2eb187271a732f7de98837172c4dd7808d781a9cf.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2604

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/2604-0-0x0000000001000000-0x00000000011A0000-memory.dmp

Filesize
1.6MB

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memory/2604-1-0x0000000001002000-0x0000000001003000-memory.dmp

Filesize
4KB

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memory/2604-2-0x0000000001000000-0x00000000011A0000-memory.dmp

Filesize
1.6MB

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