expiro | cc9e779bd75173512444b989d253c53cf7bebbf2739a7326a48b7f6bb94c7723

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 02:43

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General

Target

1180dc2e30ee7da85413a124c730c9d0_JaffaCakes118.exe
Size

532KB
MD5

1180dc2e30ee7da85413a124c730c9d0
SHA1

03a04bfb7c9f3ded47e8ab9a9fc152e14d8f9fc1
SHA256

cc9e779bd75173512444b989d253c53cf7bebbf2739a7326a48b7f6bb94c7723
SHA512

a04b7b2c524ca1175638e38b6423a394b7b230d59052c9fbf4aa066cb77417da9226828690e9d4a6eb79ed70443432c1b42e33f8129fd38a0a84d1acdfda6817
SSDEEP

12288:VDxvvDIezldFzc4fN5GKWpSwLoL8s5FH9BW:VDxvv8eBdD7uk

Score

10^/10

expiro backdoor discovery

Malware Config

Signatures

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/1632-2-0x0000000001000000-0x00000000011B1000-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	1180dc2e30ee7da85413a124c730c9d0_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\1180dc2e30ee7da85413a124c730c9d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1180dc2e30ee7da85413a124c730c9d0_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1632

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/1632-0-0x0000000001000000-0x00000000011B1000-memory.dmp

Filesize
1.7MB

Download
memory/1632-1-0x0000000001006000-0x0000000001007000-memory.dmp

Filesize
4KB

Download
memory/1632-2-0x0000000001000000-0x00000000011B1000-memory.dmp

Filesize
1.7MB

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