expiro | d1691286e6b9af2db177707e3f33c9c7cc2e310f856c7daa735b7d2c57d6138c

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-01-2025 07:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_de1349b7605a5c63c02ca0702de7f24f.exe
Size

457KB
MD5

de1349b7605a5c63c02ca0702de7f24f
SHA1

9283617bac78ec57c43c57414a4b0e063b8a4c99
SHA256

d1691286e6b9af2db177707e3f33c9c7cc2e310f856c7daa735b7d2c57d6138c
SHA512

1193ca8563de69cdb5e167e29b6bffdd0121282ffd5b08033fcc1d29f39687a375b2d2a879b6683a74cb32cb4174c5377304a499e68aa6a1fc8394147b6d8ea6
SSDEEP

6144:LZPEOK99kXpOXOqbLUeBNZM1uboEuSqbE2EHexnhpO1kaNf6qlAt:L5ijbweTEubQ82EHOYXNfVW

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 4 IoCs

backdoor

resource	yara_rule
behavioral2/memory/4680-0-0x0000000010074000-0x0000000010108000-memory.dmp	family_expiro1
behavioral2/memory/4680-1-0x0000000010000000-0x0000000010108000-memory.dmp	family_expiro1
behavioral2/memory/4680-2-0x0000000010074000-0x0000000010108000-memory.dmp	family_expiro1
behavioral2/memory/4680-3-0x0000000010000000-0x0000000010108000-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_de1349b7605a5c63c02ca0702de7f24f.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de1349b7605a5c63c02ca0702de7f24f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de1349b7605a5c63c02ca0702de7f24f.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4680

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/4680-0-0x0000000010074000-0x0000000010108000-memory.dmp

Filesize
592KB

Download
memory/4680-1-0x0000000010000000-0x0000000010108000-memory.dmp

Filesize
1.0MB

Download
memory/4680-2-0x0000000010074000-0x0000000010108000-memory.dmp

Filesize
592KB

Download
memory/4680-3-0x0000000010000000-0x0000000010108000-memory.dmp

Filesize
1.0MB

Download