expiro | 7a06299e737aa3715a300839fcba403f485842eb420d4638ef957dc08197d33b

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 17:13

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General

Target

JaffaCakes118_7ada00be3b9a7342c865cc150ad7e19c.exe
Size

608KB
MD5

7ada00be3b9a7342c865cc150ad7e19c
SHA1

216e17d3fd7281f1c7544339ad78ad817ad4dd01
SHA256

7a06299e737aa3715a300839fcba403f485842eb420d4638ef957dc08197d33b
SHA512

afc039065a058a6b7a93b684ef8300e0cc9682e93cc0e03ce4bc5c9a75097aac83c09650f53552c4706808a8ff4c6adc12c686b23ac8e796a8dbdfaf81fe954a
SSDEEP

12288:/F9mt8QBhGMKDR9DKQwuiEmshk0UuivqtDmh0tG+5/1WcWpuK1IOrB3:tChstR8Shwx0R5/1W+mp

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/1852-2-0x0000000001000000-0x00000000011C6000-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	JaffaCakes118_7ada00be3b9a7342c865cc150ad7e19c.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ada00be3b9a7342c865cc150ad7e19c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ada00be3b9a7342c865cc150ad7e19c.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1852

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/1852-0-0x0000000001000000-0x00000000011C6000-memory.dmp

Filesize
1.8MB

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memory/1852-1-0x000000000100A000-0x000000000100B000-memory.dmp

Filesize
4KB

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memory/1852-2-0x0000000001000000-0x00000000011C6000-memory.dmp

Filesize
1.8MB

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