expiro | 26895df619b8bd1688472ed9960fbc56a933a638bd4641b08857fcb7c6e543e9

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 21:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_60a990cffef3fed22c925e40346e5730.exe
Size

528KB
MD5

60a990cffef3fed22c925e40346e5730
SHA1

dfed73ab4974218fa89c978d94f2226b5814afac
SHA256

26895df619b8bd1688472ed9960fbc56a933a638bd4641b08857fcb7c6e543e9
SHA512

07d45813998e16967b9405ac4631874fae55ab31dc7cb700ef105594e10df2473c784c795aedd468c31f7a9a188b75e62c790cac73d3acd0030ecf3cc157c58a
SSDEEP

12288:8AxZUGHLFhFWrrNcIaun16NeqyKxQOKHegn:8AxZUsXFkrNcn7yKbeegn

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 2 IoCs

backdoor

resource	yara_rule
behavioral1/memory/2756-0-0x0000000001000000-0x00000000011A9000-memory.dmp	family_expiro1
behavioral1/memory/2756-2-0x0000000001000000-0x00000000011A9000-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_60a990cffef3fed22c925e40346e5730.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60a990cffef3fed22c925e40346e5730.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60a990cffef3fed22c925e40346e5730.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2756

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/2756-0-0x0000000001000000-0x00000000011A9000-memory.dmp

Filesize
1.7MB

Download
memory/2756-1-0x0000000001006000-0x0000000001007000-memory.dmp

Filesize
4KB

Download
memory/2756-2-0x0000000001000000-0x00000000011A9000-memory.dmp

Filesize
1.7MB

Download