expiro | cf60c47f55438d15d5eba3c40e0a4a0e17874ea23b93ce5eecc3c90d159cfdbc

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 11:02

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General

Target

JaffaCakes118_52939920c313e46a5690e8502ac0a660.exe
Size

601KB
MD5

52939920c313e46a5690e8502ac0a660
SHA1

42cb4c4832b3ba98e09a9b89520577311b7c4aea
SHA256

cf60c47f55438d15d5eba3c40e0a4a0e17874ea23b93ce5eecc3c90d159cfdbc
SHA512

37cbf78ab58ec4848d245ee50256916ef83c04bc62e86ba93d4692221c7d05694389b4d8741f0e040c0688674115a06adfad84c5259cb478b515635d24be384a
SSDEEP

12288:UwHkFpwlionkUbbqHpGXv3lIeea1QGX0:Uke2liAkUbbB9X

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/1080-2-0x0000000001000000-0x0000000001256000-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_52939920c313e46a5690e8502ac0a660.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52939920c313e46a5690e8502ac0a660.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52939920c313e46a5690e8502ac0a660.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1080

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/1080-0-0x0000000001000000-0x0000000001256000-memory.dmp

Filesize
2.3MB

Download
memory/1080-1-0x0000000001002000-0x0000000001003000-memory.dmp

Filesize
4KB

Download
memory/1080-2-0x0000000001000000-0x0000000001256000-memory.dmp

Filesize
2.3MB

Download