expiro | 8366e4e68dd552187057cdf5f1e4908a5520894ec58246c2c93b78fb64119134

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04/01/2025, 00:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_768c610387551d0dda1ac0a3fca77a69.exe
Size

181KB
MD5

768c610387551d0dda1ac0a3fca77a69
SHA1

035b414bd33a8ab8896dd8e2c0b92bd0baf0028a
SHA256

8366e4e68dd552187057cdf5f1e4908a5520894ec58246c2c93b78fb64119134
SHA512

73fea2b820ed472e69b825a96d4ead0ac76574c32ad6236702645a15f4a12930fe43c83fa4cca7439f1d9fffc944f37b382f7bff4fb54e04c0bc7450f94b4fb2
SSDEEP

3072:x/8kuY+RQ5t3zIOcmQwM6esfEU3qY00U9zsVT6yxr8AjywhzJrYiBMcoLbbOnSFI:ho1RyR8Oc83qXd94T6cnmwhzbiin3

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/2760-2-0x0000000001000000-0x000000000107A000-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_768c610387551d0dda1ac0a3fca77a69.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_768c610387551d0dda1ac0a3fca77a69.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_768c610387551d0dda1ac0a3fca77a69.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2760

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

Loading Replay Monitor...

Downloads

memory/2760-0-0x0000000001000000-0x000000000107A000-memory.dmp

Filesize
488KB

Download
memory/2760-1-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/2760-2-0x0000000001000000-0x000000000107A000-memory.dmp

Filesize
488KB

Download