expiro | ae91d3ef1703103163f8d23647bbe26be4588ee98881a21ebfc1f02c915162ce

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 16:21

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General

Target

JaffaCakes118_6de5997154286c187b7a48beda1ba7cb.exe
Size

586KB
MD5

6de5997154286c187b7a48beda1ba7cb
SHA1

ed5c79f884d4103931b71d0263fbef7be9a2f4cf
SHA256

ae91d3ef1703103163f8d23647bbe26be4588ee98881a21ebfc1f02c915162ce
SHA512

dd0b24f80f57fae140fd8729434da9f35bbeea63b568d30ff6b91d21a2cc4791f7015db218bb19a73dae5f7f51ea0325220ccda35fec8523eeecbf6aad1344ac
SSDEEP

12288:xAxoU5MUeigFuaaCrzOlWxOcN2QI25iqOFi3qgI+839X6P:xAxoU5le5FuaaCmKOAD5iD24+Y6P

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/4616-2-0x0000000001000000-0x0000000001251000-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_6de5997154286c187b7a48beda1ba7cb.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6de5997154286c187b7a48beda1ba7cb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6de5997154286c187b7a48beda1ba7cb.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4616

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/4616-0-0x0000000001000000-0x0000000001251000-memory.dmp

Filesize
2.3MB

Download
memory/4616-1-0x0000000001006000-0x0000000001008000-memory.dmp

Filesize
8KB

Download
memory/4616-2-0x0000000001000000-0x0000000001251000-memory.dmp

Filesize
2.3MB

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